Kameda-honchō weather in December

In December, Kameda-honchō sees average daytime highs of 9°C and overnight lows near 3°C, with 182 mm of precipitation across 23.3 wet days and about 9.4 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 11°C in the first days to 7°C by the end. The sky is clear or mostly clear about 7% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 36 min at the start of December to 9 h 24 min by month's end. Set against the rest of the year, December is Kameda-honchō's 10th-clearest and 2nd-windiest month. For the whole year in context, see Kameda-honchō's year-round climate.

Daytime high
10th warmest
Overnight low
4th coldest
Precipitation
182 mm
23.3 wet days
Daylight
9 h 24 min
6:58 AM – 4:21 PM
Cloud cover
74%
10th clearest
Wind
13 km/h
2nd windiest
Solar energy
1.64 kWh/m²
Travel score
1.1
out of 10

Kameda-honchō is human settlement in Japan.

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 11°C in the first days to 7°C by the end.

A typical December day in Kameda-honchō reaches about 9°C in the afternoon and slips back to 3°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 12°C. Set against its neighbours, December runs about 6°C cooler than November and about 3°C warmer than January.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1115
2115
3115
4105
5105
6104
7104
8104
994
1094
1194
1294
1394
1493
1583
1683
1783
1883
1983
2083
2183
2283
2373
2473
2572
2672
2772
2872
2972
3072
3172

How December really feels in Kameda-honchō

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 16 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
16
wind chill below the day's low

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

Kameda-honchō weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 17124.716.49.70.2
Feb / 1172013.110.50.4
Mar10° / 12219.36.311.71.8
Apr16° / 9213.80.6134.4
May21° / 13°96120146.2
Jun25° / 18°11712.1014.66.3
Jul28° / 22°21415.8014.45.0
Aug30° / 23°15013.7013.54.6
Sep26° / 20°14014.3012.35.8
Oct20° / 13°14614.60115.7
Nov14° / 15618.60.4103.4
Dec / 18223.38.99.41.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 18% of December, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12971
22872
32773
42674
52674
62575
72575
82575
92575
102476
112476
122575
132575
142575
152575
162674
172674
182773
192674
202674
212773
222773
232773
242773
252773
262674
272575
282575
292575
302476
312476

Chance of precipitation in December

Any precipitationSnow

Kameda-honchō gets around 182 mm of rain and snow over 23.3 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 76% and peaks near 79% on the wettest days, and about 9 days bring snow.

0%20%40%60%80%151015202531
Rain chance (%)Snow chance (%)
1719
27211
37212
47314
57415
67417
77519
87620
97622
107724
117725
127726
137727
147728
157729
167730
177631
187631
197632
207633
217634
227634
237635
247636
257637
267638
277739
287740
297841
307842
317944

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 13 km/h in December.

Across December, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 36 min at the start of December to 9 h 24 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 6:46 AM to 7:04 AM, and sunset from 4:20 PM to 4:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.66:464:20
29.66:474:20
39.56:484:20
49.56:494:20
59.56:504:20
69.56:514:20
79.56:524:20
89.56:524:20
99.46:534:20
109.46:544:20
119.46:554:20
129.46:554:20
139.46:564:21
149.46:574:21
159.46:574:21
169.46:584:21
179.46:594:22
189.46:594:22
199.47:004:22
209.47:004:23
219.47:014:23
229.47:014:24
239.47:024:24
249.47:024:25
259.47:034:25
269.47:034:26
279.47:034:26
289.47:044:27
299.47:044:28
309.47:044:28
319.47:044:29

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.64 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.64 kWh/m² to a high of 5.6 kWh/m² in May across the year — December's 1.64 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.8Dim
21.7Dim
31.7Dim
41.7Dim
51.7Dim
61.7Dim
71.7Dim
81.6Dim
91.6Dim
101.6Dim
111.6Dim
121.6Dim
131.6Dim
141.6Dim
151.6Dim
161.6Dim
171.6Dim
181.6Dim
191.6Dim
201.7Dim
211.7Dim
221.7Dim
231.7Dim
241.7Dim
251.7Dim
261.7Dim
271.7Dim
281.7Dim
291.7Dim
301.7Dim
311.8Dim
Planning a trip in December

Hazard calendar for Kameda-honchō

In seasonPeak

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

Kameda-honchō 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 Kameda-honchō?

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

1.1
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 Kameda-honchō.

What to pack for Kameda-honchō in December

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

In December, Kameda-honchō sees daytime highs around 9°C and nights near 3°C. Pack a warm layer and rain gear. About 23 days see rain.

a warm layerrain gear

Sea temperature near Kameda-honchō in December

The nearest coast averages about 15°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 21 km away) is warmest in August at about 26°C and coldest in March near 10°C.

It's comfortable for a long swim from Jun 22 to Oct 30 — about 4.3 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb10Bracing
Mar10Bracing
Apr11Bracing
May15Bracing
Jun19Cool
Jul23Refreshing
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov18Cool
Dec15Cool

UV index in Kameda-honchō 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 Kameda-honchō peaks around August 13 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateAug 13UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun8Very high
Jul9Very high
Aug9Very high
Sep8Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Kameda-honchō 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 Kameda-honchō is worst in April — around 23 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1723 µg/m³Dec 1610 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb15Moderate
Mar22Moderate
Apr23Moderate
May22Moderate
Jun19Moderate
Jul17Moderate
Aug14Moderate
Sep12Moderate
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Kameda-honchō?

Kameda-honchō sits at 37.9°N, 139.1°E, 0 m above sea level, in Japan. The nearest listed city is Niitsu-honchō, 8.0 km away.

Topography around Kameda-honchō

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

Within 3 km, the terrain around Kameda-honchō has only modest variations in elevation — a maximum elevation change of 18 m around an average of 2 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 287 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,110 m.

The land around Kameda-honchō is covered by cropland (49%) and artificial surfaces (42%) within 3 km, cropland (41%), artificial surfaces (24%) and water (23%) within 16 km, and trees (49%) and water (39%) within 80 km.

3 km
18 m
16 km
287 m
80 km
2,110 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Niitsu-honchō 8.0 km · Niigata 8.0 km · Agano 11 km · Suibara 11 km · Shirone 14 km · Gosen 16 km · Muramatsu 21 km · Shibata 21 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 Kameda-honchō (37.8721°, 139.1099°, elevation 0 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).