Gujō weather in December

In December, Gujō sees average daytime highs of 7°C and overnight lows near 0°C, with 109 mm of precipitation across 13.6 wet days and about 9.6 hours of daylight. It is the 10th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 10°C in the first days to 6°C by the end. The sky is clear or mostly clear about 26% 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 Gujō's 3rd-clearest and 5th-windiest month. For the whole year in context, see Gujō's year-round climate.

Daytime high
10th warmest
Overnight low
3rd coldest
Precipitation
109 mm
13.6 wet days
Daylight
9 h 36 min
7:01 AM – 4:36 PM
Cloud cover
58%
3rd clearest
Wind
7 km/h
5th windiest
Solar energy
2.27 kWh/m²
Travel score
1.0
out of 10

Gujō is city in Gifu Prefecture, Japan.

Density
41/km²
people per km²
Founded
2004

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 10°C in the first days to 6°C by the end.

A typical December day in Gujō reaches about 7°C in the afternoon and slips back to 0°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 3°C and 12°C. Set against its neighbours, December runs about 6°C cooler than November and about 3°C warmer than January.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
1102
2102
3102
4102
592
692
791
891
981
1081
1181
1281
1381
1480
1570
1670
1770
1870
1970
2070
217-1
226-1
236-1
246-1
256-1
266-1
276-1
286-1
296-1
306-1
315-1

How December really feels in Gujō

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 29 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
29
wind chill below the day's low

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

Gujō weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°981311.29.90.0
Feb / -2°9810.77.510.60.4
Mar10° / 18013.24.511.72.1
Apr16° / 20613.20.612.94.5
May21° / 11°22213.7013.95.8
Jun24° / 16°28216.3014.45.5
Jul27° / 20°38420.3014.24.7
Aug29° / 21°22516.9013.44.8
Sep25° / 17°28814.5012.25.9
Oct20° / 11°21111.8011.16.0
Nov13° / 14410.90.910.13.8
Dec / 10913.67.59.61.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 26% of December, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35149
45050
55050
65050
75050
85050
95050
105149
115149
125149
135149
145149
155149
165248
175248
185248
195347
205347
215347
225347
235446
245446
255446
265347
275446
285347
295347
305347
315347

Chance of precipitation in December

Any precipitationSnow

Gujō gets around 109 mm of rain and snow over 13.6 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 43% and peaks near 45% on the wettest days, and about 8 days bring snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1399
23910
34011
44012
54113
64114
74216
84317
94319
104420
114421
124522
134523
144524
154525
164525
174526
184527
194527
204528
214429
224430
234430
244431
254431
264432
274332
284333
294333
304334
314334

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 7 km/h in December.

Across December, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 6:49 AM to 7:07 AM, and sunset from 4:35 PM to 4:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.86:494:35
29.76:504:34
39.76:514:34
49.76:524:34
59.76:534:34
69.76:534:34
79.76:544:34
89.76:554:34
99.66:564:35
109.66:574:35
119.66:574:35
129.66:584:35
139.66:594:35
149.66:594:35
159.67:004:36
169.67:014:36
179.67:014:36
189.67:024:37
199.67:024:37
209.67:034:38
219.67:034:38
229.67:044:38
239.67:044:39
249.67:054:39
259.67:054:40
269.67:064:41
279.67:064:41
289.67:064:42
299.67:074:42
309.67:074:43
319.67:074:44

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.27 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.27 kWh/m² to a high of 5.38 kWh/m² in May across the year — December's 2.27 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.3Moderate
22.3Moderate
32.3Moderate
42.3Moderate
52.3Moderate
62.3Moderate
72.3Moderate
82.3Moderate
92.3Moderate
102.3Moderate
112.3Moderate
122.3Moderate
132.3Moderate
142.3Moderate
152.3Moderate
162.3Moderate
172.3Moderate
182.3Moderate
192.3Moderate
202.3Moderate
212.3Moderate
222.3Moderate
232.3Moderate
242.4Moderate
252.4Moderate
262.4Moderate
272.4Moderate
282.4Moderate
292.4Moderate
302.4Moderate
312.4Moderate
Planning a trip in December

Is December a good time to visit Gujō?

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

1.0
Sightseeing
10th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Gujō.

What to pack for Gujō in December

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

In December, Gujō sees daytime highs around 7°C and nights near 0°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 14 days see rain.

a warm layera heavy coatrain gear

UV index in Gujō in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gujō peaks around July 15 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highModerateJul 15UV 10Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Extreme
Aug9Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Gujō 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 Gujō is worst in April — around 19 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1719 µg/m³Dec 1510 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar18Moderate
Apr19Moderate
May18Moderate
Jun16Moderate
Jul13Moderate
Aug12Good
Sep11Good
Oct11Good
Nov10Good
Dec10Good
Location & terrain

Where is Gujō?

Gujō sits at 35.7°N, 137.0°E, 314 m above sea level, in Japan. The nearest listed city is Mino, 23 km away.

Topography around Gujō

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

Within 3 km, the terrain around Gujō has significant variations in elevation — a maximum elevation change of 522 m around an average of 381 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,221 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,036 m.

The land around Gujō is covered by trees (88%) within 3 km, trees (96%) within 16 km, and trees (83%) within 80 km.

3 km
522 m
16 km
1,221 m
80 km
3,036 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Mino 23 km · Gero 26 km · Sekimachi 28 km · Minokamo 29 km · Yamagata 34 km · Kakamigahara 37 km · Kani 38 km · Motosu 38 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 Gujō (35.7369°, 136.9585°, elevation 314 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. 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).