Fujikawaguchiko weather in December

In December, Fujikawaguchiko sees average daytime highs of 7°C and overnight lows near -1°C, with 74 mm of precipitation across 8.3 wet days and about 9.6 hours of daylight. It is the 10th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 9°C in the first days to 6°C by the end. The sky is clear or mostly clear about 56% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of December to 9 h 36 min by month's end. Set against the rest of the year, December is Fujikawaguchiko's 2nd-clearest and 6th-windiest month. For the whole year in context, see Fujikawaguchiko's year-round climate.

Daytime high
10th warmest
Overnight low
-1°
3rd coldest
Precipitation
74 mm
8.3 wet days
Daylight
9 h 36 min
6:53 AM – 4:30 PM
Cloud cover
41%
2nd clearest
Wind
5 km/h
6th windiest
Solar energy
2.53 kWh/m²
Travel score
1.2
out of 10

Fujikawaguchiko is town in Minamitsuru district, Yamanashi prefecture, Japan.

Density
168/km²
people per km²
Founded
2003

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 9°C in the first days to 6°C by the end.

A typical December day in Fujikawaguchiko reaches about 7°C in the afternoon and slips back to -1°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 11°C. Set against its neighbours, December runs about 5°C cooler than November and about 3°C warmer than January.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
1101
2101
391
491
590
690
790
890
980
1080
118-1
128-1
138-1
148-1
157-1
167-1
177-1
187-2
197-2
207-2
217-2
227-2
236-2
246-2
256-2
266-3
276-3
286-3
296-3
306-3
316-3

How December really feels in Fujikawaguchiko

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
31
wind chill below the day's low

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

Fujikawaguchiko weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°7786.19.90.0
Feb / -4°889.46.510.70.3
Mar / -1°15514.25.911.71.8
Apr15° / 15413.81.212.94.0
May19° / 10°15814.3013.85.4
Jun22° / 15°21618.4014.45.0
Jul26° / 19°22419.6014.25.0
Aug27° / 19°16819013.35.2
Sep23° / 16°23916.9012.25.5
Oct18° / 10°23415.4011.15.0
Nov13° / 11011.30.110.13.5
Dec / -1°748.32.69.61.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 30%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36139
46139
56238
66337
76337
86535
96634
106634
116733
126832
136931
146931
156931
167030
177129
187228
197228
207327
217426
227426
237525
247525
257525
267624
277624
287624
297723
307723
317723

Chance of precipitation in December

Any precipitationSnow

Fujikawaguchiko gets around 74 mm of rain and snow over 8.3 wet days in December, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 27% and peaks near 35% on the wettest days, and about 3 days bring snow. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1354
2355
3345
4346
5336
6326
7326
8317
9307
10297
11297
12287
13278
14278
15268
16268
17258
18258
19248
20248
21239
22239
23239
24239
252210
262210
272210
282110
292110
302111
312111

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 48 min at the start of December to 9 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 6:42 AM to 6:59 AM, and sunset from 4:28 PM to 4:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.86:424:28
29.86:434:28
39.76:434:28
49.76:444:28
59.76:454:28
69.76:464:28
79.76:474:28
89.76:474:28
99.76:484:28
109.76:494:28
119.66:504:29
129.66:504:29
139.66:514:29
149.66:524:29
159.66:524:30
169.66:534:30
179.66:544:30
189.66:544:31
199.66:554:31
209.66:554:31
219.66:564:32
229.66:564:32
239.66:574:33
249.66:574:33
259.66:584:34
269.66:584:34
279.66:584:35
289.66:594:35
299.66:594:36
309.66:594:37
319.66:594:37

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.53 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.53 kWh/m² to a high of 5.3 kWh/m² in May across the year — December's 2.53 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.5Moderate
22.5Moderate
32.5Moderate
42.5Moderate
52.5Moderate
62.5Moderate
72.5Moderate
82.5Moderate
92.5Moderate
102.5Moderate
112.5Moderate
122.5Moderate
132.5Moderate
142.5Moderate
152.5Moderate
162.5Moderate
172.6Moderate
182.6Moderate
192.6Moderate
202.6Moderate
212.6Moderate
222.6Moderate
232.7Moderate
242.7Moderate
252.7Moderate
262.7Moderate
272.7Moderate
282.8Moderate
292.8Moderate
302.8Moderate
312.8Moderate
Planning a trip in December

Hazard calendar for Fujikawaguchiko

In seasonPeak

In December, Fujikawaguchiko sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Fujikawaguchiko sits in the Pacific typhoon belt; the season peaks July–October.

Pacific typhoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Fujikawaguchiko?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

1.2
Sightseeing
10th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Fujikawaguchiko.

What to pack for Fujikawaguchiko in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Fujikawaguchiko sees daytime highs around 7°C and nights near -1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 8 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Fujikawaguchiko in December

The nearest coast averages about 18°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 41 km away) is warmest in August at about 27°C and coldest in February near 15°C.

It's comfortable for a long swim from May 30 to Nov 23 — about 5.9 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar15Cool
Apr17Cool
May19Cool
Jun22Refreshing
Jul24Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov21Refreshing
Dec18Cool

UV index in Fujikawaguchiko in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Fujikawaguchiko peaks around July 16 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJul 16UV 10Dec 23UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May9Very high
Jun10Very high
Jul11Extreme
Aug10Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Fujikawaguchiko in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Fujikawaguchiko is worst in April — around 23 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 10 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1623 µg/m³Dec 1610 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb20Moderate
Mar20Moderate
Apr23Moderate
May20Moderate
Jun17Moderate
Jul13Moderate
Aug12Good
Sep12Good
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Fujikawaguchiko?

Fujikawaguchiko sits at 35.5°N, 138.7°E, 1,086 m above sea level, in Japan. The nearest listed city is Fujiyoshida, 11 km away.

Topography around Fujikawaguchiko

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Fujikawaguchiko.

Within 3 km, the terrain around Fujikawaguchiko has large variations in elevation — a maximum elevation change of 815 m around an average of 1,035 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,508 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,735 m.

The land around Fujikawaguchiko is covered by trees (83%) within 3 km, trees (80%) within 16 km, and trees (72%) within 80 km.

3 km
815 m
16 km
3,508 m
80 km
3,735 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Fujiyoshida 11 km · Fuefuki 17 km · Isawa 19 km · Yamanashi 20 km · Chūō 20 km · Shōwa 21 km · Tsuru 21 km · Kofu 23 km

Japan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
100 V · 50 / 60 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$35,951
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.2
per 100k, 2023
Road deaths
3.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 446
Religion
Shintoism 49%Buddhism 46%other 4%Christianity 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Fujikawaguchiko (35.4893°, 138.6883°, elevation 1,086 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).