Mornings sit near the overnight low around 15°C with clear, cooler light — best for outdoor photos before crowds build.
Hanoi Weather in December
Everything you need to know about Hanoi weather in December
Updated September 10, 2026
Vietnam · Hanoi
Hanoi Weather in December
December in Hanoi is mild, clear and pleasantly walkable. Expect daytime highs around 22°C (72°F), mild nights around 15°C, long sunny stretches, and the city at its most magical and most crowded Check the full climate tables below for monthly averages and packing cues.
- Avg high / low
- 22°C / 15°C
- 72F / 59F
- Precipitation
- 32mm
- 4 wet days
- Daylight
- 9.3 hrs
- shortest of the year
Hanoi average temperatures through the year
DecemberRest of the year
21°
22°
25°
28°
31°
33°
35°
35°
33°
29°
25°
22°
JAN
5 wet
FEB
6 wet
MAR
8 wet
APR
9 wet
MAY
12 wet
JUN
14 wet
JUL
12 wet
AUG
13 wet
SEP
10 wet
OCT
6 wet
NOV
5 wet
DEC
4 wet
Daytime highs in Celsius with wet days per month for Hanoi. December sits at 22°C with 4 wet days.
The short answer
December falls in Hanoi's cool season. Daytime highs average 22°C (72°F) with nights near 15°C (59°F). Precipitation totals about 32mm across roughly 4 wet days. Settling snow is uncommon. Visiting works well if you plan for high crowds Check the full climate tables below for monthly averages and packing cues Check the full climate tables below for monthly averages and packing cues.
December climate in Hanoi
Monthly averages for Hanoi, Vietnam.
- Day high
- 22°C
- 72°F
- Night low
- 15°C
- 59°F
- Precipitation
- 32mm
- 1.3 in
- Wet days
- 4
- rain or drizzle
- Sunrise
- 7:21am
- mid-December
- Sunset
- 4:39pm
- earliest of the year
- Daylight
- 9.3 hrs
- 7 hrs sunshine
Averages based on long-run monthly climate normals. Last updated September 10, 2026.
Real weeks swing around the 19°C mean. Early December often sits near 22°C while the final week lands closer to 22°C. Pack a spare layer for that 1° drift rather than dressing only for the monthly average Check the full climate tables below for monthly averages and packing cues Check the full climate tables below for monthly averages and packing cues.
Rain and drizzle usually arrive in pulses across the 4 wet days. Dry stretches between systems feel clearer and colder overnight. Use those gaps for outdoor sightseeing and keep indoor backups for the wetter clusters Check the full climate tables below for monthly averages and packing cues Check the full climate tables below for monthly averages and packing cues.
What is the average temperature in Hanoi in December?
The average temperature in Hanoi in December is around 19°C (66°F), combining daytime highs of 22°C (72°F) with night lows of 15°C (59°F). The month cools steadily: the first days average highs near 22°C, while the final week typically tops out around 22°C with nights of 15°C.
Average daily high and low through December. The month cools by roughly 1 degrees start to finish.
How much does it rain in Hanoi in December?
Hanoi gets around 32mm (1.3in) of precipitation in December, spread over roughly 4 wet days. Wet spells typically last a day or two and clear to drier stretches in between Check the full climate tables below for monthly averages and packing cues.
40
48
64
72
96
112
96
104
80
48
40
32
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
Average precipitation by month in millimetres. December's 32mm sits near the annual rhythm.
Average precipitation by hour of day in Hanoi
December precipitation in Hanoi falls fairly evenly around the clock, with a mild overnight and early-morning peak. There is no predictable afternoon-downpour pattern — check the day's forecast rather than timing outings by the clock Check the full climate tables below for monthly averages and packing cues.
12am6am12pm6pm12am
Relative share of December precipitation by hour of day. The distribution is fairly flat, with a mild overnight peak.
When is sunrise and sunset in Hanoi in December?
December daylight in Hanoi averages about 9.3 hours, shortest of the year. Sunrise drifts from 7:21am to 7:37am across the month, while sunset holds near 4:39pm before edging toward 4:49pm. Plan outdoor sightseeing in the brighter midday window Check the full climate tables below for monthly averages and packing cues.
Sunrise and sunset through December. The shaded band is daylight, at its annual minimum around the solstice.
How humid is Hanoi in December?
Relative humidity in Hanoi in December averages around 66 percent. At 22°C that usually feels manageable outdoors. Temperature and wind still drive packing more than humidity alone Check the full climate tables below for monthly averages and packing cues.
68
70
72
75
78
82
80
80
76
70
68
66
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
Average relative humidity by month. December sits near 66%.
What is the weather like in Hanoi the rest of the year?
Hanoi moves from cooler months near 21°C highs through a warmer peak near 35°C. The best-weather stretch usually aligns with January and February. December sits in the cool season arc with 22°C highs Check the full climate tables below for monthly averages and packing cues Check the full climate tables below for monthly averages and packing cues.
Average high (coral) and low (navy) by month. The shaded band is the typical daily range; DEC is marked.
Is December a good time to visit Hanoi?
Yes — if you accept high crowds. Here is the honest trade-off.
OverallGreat for festive travel
WeatherCool and clear
CrowdsHigh
PricesHigh
Budget (per night)$220 to $350
Book ahead6 to 8 weeks
December in Hanoi is defined by mild, holiday atmosphere and 22°C days. Stays often land in the $220–$350 range with high season demand. The smartest move is to book about 6–8 weeks ahead and keep outdoor blocks in the brighter midday window Check the full climate tables below for monthly averages and packing cues Check the full climate tables below for monthly averages and packing cues.
Pros
- 22°C highs suit festive days in Hanoi
- 7h average sunshine for daytime plans
- High crowds shape the December pace
- High season rates for stays and flights
Cons
- 4 wet days can pause outdoor sightseeing
- Humidity at 66% can feel heavier than the air temp
- Hotel rates climb fast mid-month
- Daylight near 9.3 hrs shortens evening walks
Travelling to Hanoi in December?
Book lodgings about 6–8 weeks ahead, then visit the busiest central sights right at opening on a weekday to skip the mid-afternoon crush first-timers always hit Check the full climate tables below for monthly averages and packing cues. Compare months on our Best Time to Visit Hanoi guide.
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What December actually feels like
December is Hanoi's cool season in lived terms: mild, holiday atmosphere. Most days feel cold, dry and often clear, with damper grey stretches arriving in bursts rather than settling in for the whole month Check the full climate tables below for monthly averages and packing cues.
The underestimated variable is short daylight. It truncates outdoor evenings and pushes dinner earlier. Build one indoor spare block every day Check the full climate tables below for monthly averages and packing cues Check the full climate tables below for monthly averages and packing cues.
Early December often starts near 22°C while the final week trends toward 22°C. That 1° drift is enough to change coat weight mid-trip. Recheck the forecast before packing day seven Check the full climate tables below for monthly averages and packing cues Check the full climate tables below for monthly averages and packing cues.
Afternoons reach 22–23°C before an early sunset near the 9.3-hour daylight limit — plan open-air stops then.
Evenings cool quickly toward 15°C; shift to indoor dining and illuminated streets once the light drops.
December in Hanoi, week by week
Crowds and prices move more than the thermometer.
December 1–7
22°C (72°F)- Crowds
- High
- Prices
- High season
- Best for
- Quieter weekday exploring
December 8–14
22°C (72°F)- Crowds
- High
- Prices
- High season
- Best for
- Balanced weather window
December 15–21
22°C (72°F)- Crowds
- High
- Prices
- Peak season
- Best for
- Festive peak atmosphere
December 22–31
22°C (72°F)- Crowds
- High
- Prices
- Peak season
- Best for
- Late-month flexible plans
Temperatures are Hanoi monthly averages split across each window. Individual years vary by several degrees.
Hanoi events in December
The fixtures worth timing your trip around, and how they move the crowds.
Through December
DEC
Festive / winter peak in Vietnam
Festive / winter peak reshapes costs and crowds for visitors.
Timing note
Exact dates shift each year. Check dates for your travel year, or let Holi-AI sequence them into your plan automatically.
What to pack and wear for Hanoi in December
Layers for swingy days
Pack for Hanoi in December around the 22°C / 15°C swing. The governing rule is stack thin layers. The one item worth buying before you fly is a breathable mid-layer Check the full climate tables below for monthly averages and packing cues Check the full climate tables below for monthly averages and packing cues.
Essential
- Light jacket
- Comfortable walkers
- Compact umbrella
- Merino mid-layer
Smart additions
- Scarf or buff
- Portable charger
- Clear tote for layers
- Lip balm SPF
Leave behind
- Thick parkas
- Wool sweaters
- Snow boots
Top places to visit in Hanoi in December
Outdoor icons with shade breaks
City centre · Free
Hanoi landmark walk
Go early on weekdays for quieter photos and softer light.
Add to your planWaterfront · Free
Harbour or river promenade
Golden hour is the calmest window Check the full climate tables below for monthly averages and packing cues.
Add to your planMuseum quarter · Paid
Flagship museum morning
Weekday openings beat weekend queues and wet-day backups.
Add to your planOld town · Free
Historic streets loop
Late morning light helps cold stone feel less harsh.
Add to your planPark · Free
Central green escape
Shade and benches make longer walks realistic Check the full climate tables below for monthly averages and packing cues.
Add to your planCovered market · Free
Indoor food hall backup
Ideal when wet days interrupt outdoor plans Check the full climate tables below for monthly averages and packing cues.
Add to your plan
Top places to stay in December
Base near the sights that matter in December
Best overall
Central core
Walkable to main sights with easier 9.3-hour daylight logistics Check the full climate tables below for monthly averages and packing cues.
Best value
One transit stop out
Lower rates than the core while staying close for high evenings.
Local feel
Neighbourhood streets
Quieter nights and easier restaurant bookings than the busiest tourist blocks.
Top restaurants to visit in December
Breezy rooms and light seasonal plates
Downtown · Classic
Hanoi lunch counter
Hearty midday stop when outdoor plans run short on daylight.
Add to your planOld town · Cosy
Neighbourhood bistro
Low light and early dinners match short sunset windows Check the full climate tables below for monthly averages and packing cues.
Add to your planMarket · Casual
Covered market stalls
Fast warm food without a reservation on wet afternoons Check the full climate tables below for monthly averages and packing cues.
Add to your planRiverside · Scenic
Waterfront cafe
Daylight seating works best before the evening chill Check the full climate tables below for monthly averages and packing cues.
Add to your planArts district · Modern
Gallery-side kitchen
Pairs well with museum days when weather turns Check the full climate tables below for monthly averages and packing cues.
Add to your planResidential · Local
Corner noodle or soup spot
Simple, hot bowls that suit cold or humid evenings Check the full climate tables below for monthly averages and packing cues.
Add to your plan
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Hanoi weather by month
How December compares. Every month links to its full weather guide.
| Month | Avg high | Wet days | Crowds | Cost | Overall | Best for |
|---|---|---|---|---|---|---|
| January | 21°C (70°F) | 5 | Medium | Mid | Great | Mild and comfortable |
| February | 22°C (72°F) | 6 | Medium | Mid | Great | Warm, low rainfall |
| March | 25°C (77°F) | 8 | High | High | Great | Pleasant spring weather |
| April | 28°C (82°F) | 9 | High | High | Great | Warm and sunny |
| May | 31°C (88°F) | 12 | High | Peak | Okay | Getting hot and humid |
| June | 33°C (91°F) | 14 | Medium | Mid | Avoid | Monsoon rains begin |
| July | 35°C (95°F) | 12 | High | High | Avoid | Very hot and humid |
| August | 35°C (95°F) | 13 | High | High | Avoid | Typhoon season risk |
| September | 33°C (91°F) | 10 | Medium | Mid | Okay | Still warm, easing rains |
| October | 29°C (84°F) | 6 | High | High | Great | Best weather window |
| November | 25°C (77°F) | 5 | Medium | Mid | Great | Comfortable temperatures |
| December | 22°C (72°F) | 4 | High | High | Great | Festive — this guide |
Temperatures shown as Hanoi monthly averages.
December vs November: December averages 19°C versus 22°C in November — a 3°C cooldown. Crowds shift from Medium to High while pricing moves into high season. Pick December if you want mild, holiday atmosphere Check the full climate tables below for monthly averages and packing cues.
December vs January: January trends to 18°C, 1°C cooler than December. Expect medium crowds and mid season rates. Pick January if you prefer mild and comfortable Check the full climate tables below for monthly averages and packing cues Check the full climate tables below for monthly averages and packing cues.
Want December sun instead?
Need more sun than Hanoi offers in December?
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Da Nang in December
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Hanoi in December FAQ
Everything you need to know about Hanoi weather in December
Daytime highs average 22°C (72°F) and nights fall near 15°C (59°F). The monthly mean sits around 19°C. Expect a 1° swing from early to late December Check the full climate tables below for monthly averages and packing cues Check the full climate tables below for monthly averages and packing cues.
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Atualizado em September 10, 2026