yearsofweather

Hakone in December:
chilly,

Hakone, Japan · Records from 2006 to 2025. Not a forecast.

Mean high13°Hottest day 23.2° (2018)
Mean low7°Coldest night 0.6° (2013)
Rain days7 days1-13 by year
Rainfall81mmDaylight 10.0 → 9.8 h
Hakone's 12 months iBest: May and October
Trip types Sightseeing on foot Fine
Humidity71%0 muggy days
Clear days13 days6 overcast days
Mean wind6 km/hRarely windy
Sunrise / sunset (15th)06:45 / 16:33Daylight 10.0 → 9.8 h

Hakone in December

Rain eases, the air dries and Mt. Fuji sharpens again. Higher ground is quite chilly, so dress warmly. Book New Year lodging early; the onsen suits this season best. Book early.

Days averaged 13°C and nights 7°C, cool enough that outdoor sightseeing called for a layer. Out of 31 days, about 7 brought rain; the rest stayed dry. A visitor in 2024 met 1 rain day; one in 2016 met 13. The average of 7 hid that gap.

Days were short. Daylight shrank from 10.0 to 9.8 hours across the month, so plan outdoor sights early. Nights fell below 5°C on 9 days on average. The lowest night on record was 0.6°C in 2013.

Typhoons i No tropical storm passed within 300 km in this month over the last 20 years. Typhoons: May to October

Date by date i

‹ November December 2026 January ›
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Week
1-5rain on 26% of days15° 8°
6-12rain on 19% of days14° 8°
13-19rain on 25% of days12° 7°
20-26rain on 22% of days12° 6°
27-31rain on 14% of days12° 5°

0-5/206-8/209-11/2012-20/20

1-5rain on 26% of days15° 8°
6-12rain on 19% of days14° 8°
13-19rain on 25% of days12° 7°
20-26rain on 22% of days12° 6°
27-31rain on 14% of days12° 5°
Tap another date to change

20062mm
20074mm
2008none
20093mm
201011mm
2011none
2012none
2013none
2014none
20152mm
201621mm
2017none
20185mm
2019none
2020none
2021none
202211mm
2023none
2024none
20252mm
Holidays in December (2026)
  • December 29 to January 3 Year-end and New Year holidays
  • December 25 Christmas Day

1 Local public holiday or break (busier, pricier)1 US holidays (flights fill up)

Day by day temperature i

4°11°18°25° 1815222931

Mean high Mean low Coldest to warmest high in 20 years

Your trip dates, the past 20 years

Trip dates ~

You can also click two dates on the axis. Hover a cell to see that day's rain.
Trip rain days Month rain days
2006
1 d 6 d
2007
0 d 6 d
2008
2 d 6 d
2009
1 d 6 d
2010
2 d 9 d
2011
3 d 7 d
2012
1 d 12 d
2013
1 d 4 d
2014
2 d 7 d
2015
2 d 8 d
2016
2 d 13 d
2017
2 d 5 d
2018
2 d 8 d
2019
0 d 6 d
2020
0 d 4 d
2021
1 d 7 d
2022
1 d 6 d
2023
1 d 3 d
2024
1 d 1 d
2025
1 d 8 d
Years with rain
Tap a date to start, tap another to end. Each cell is that date in one year.
'06'07'08'09'10'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25
of 20
7
5
6
4
4
3
1
4
3
4
6
5
9
6
6
3
7
1
3
2
2
8
6
6
4
3
4
3
3
3
1
Rain days on trip
10212311222220011111

No rain1-9 mm10 mm or more Dates outside your trip are dimmed.

One row per year, one cell per day. 2024 had 1 rain day, 2016 had 13.

Hakone through the year

MonthHighLowRain daysRainfall
January 11°4°5 days62mm
February 11°4°7 days89mm
March 15°7°11 days178mm
April 19°11°11 days183mm
MayGood 23°16°10 days190mm
June 25°19°12 days260mm
July 29°23°12 days231mm
August 31°25°8 days199mm
September 27°21°12 days264mm
OctoberGood 22°17°11 days224mm
November 17°12°8 days103mm
December 13°7°7 days81mm

Common questions

Does it rain a lot in Hakone in December?

Over the past 20 years December averaged 7 rain days (1 mm or more) out of 31. Individual years ran from 1 in the driest to 13 in the wettest.

What should I wear in Hakone in December?

Days averaged 13°C and nights 7°C. Pack a compact umbrella and a sweater plus a light jacket.

Is December a good time to visit Hakone?

On warmth and rain days alone, Hakone's easiest months were May and October. December ranked 10 of 12.

How many clear days does Hakone get in December?

About 13 clear days (under 30% cloud on average) and 6 overcast days (80% or more).