Kurihama weather in December

In December, Kurihama sees average daytime highs of 13°C and overnight lows near 9°C, with 73 mm of rain across 8.5 wet days and about 9.7 hours of daylight. It is the 10th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 14°C in the first days to 11°C by the end. The sky is clear or mostly clear about 51% 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 42 min by month's end. Set against the rest of the year, December is Kurihama's 2nd-clearest and 5th-windiest month. For the whole year in context, see Kurihama's year-round climate.

Daytime high
13°
10th warmest
Overnight low
4th coldest
Rainfall
73 mm
8.5 wet days
Daylight
9 h 36 min
6:48 AM – 4:26 PM
Cloud cover
44%
2nd clearest
Wind
19 km/h
5th windiest
Solar energy
2.28 kWh/m²
Travel score
3.7
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 14°C in the first days to 11°C by the end.

A typical December day in Kurihama reaches about 13°C in the afternoon and slips back to 9°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 16°C. Set against its neighbours, December runs about 4°C cooler than November and about 3°C warmer than January.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
11411
21411
31410
41410
51410
61410
71410
81310
9139
10139
11139
12139
13139
14139
15139
16128
17128
18128
19128
20128
21128
22128
23128
24128
25118
26117
27117
28117
29117
30117
31117

Kurihama 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
Jan10° / 827.40.49.92.5
Feb10° / 838.50.710.72.4
Mar13° / 144130.211.73.3
Apr16° / 13°12611.6012.94.8
May19° / 17°13810.9013.86.0
Jun22° / 20°18212.9014.35.8
Jul25° / 23°14711.5014.16.4
Aug27° / 25°1079.8013.36.5
Sep25° / 22°18513.2012.26.2
Oct21° / 18°22212.7011.16.1
Nov17° / 13°11510.7010.15.3
Dec13° / 738.509.73.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36040
46040
56139
66139
76238
86238
96337
106535
116535
126535
136634
146634
156634
166733
176832
186832
196931
206931
216931
227030
237129
247228
257228
267228
277327
287327
297327
307426
317426

Chance of precipitation in December

Any precipitation

Kurihama gets around 73 mm of rain over 8.5 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 rain averages around 27% and peaks near 35% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
235
335
434
534
633
733
832
931
1031
1130
1230
1329
1428
1528
1627
1726
1825
1925
2024
2123
2223
2323
2422
2522
2621
2721
2821
2920
3020
3120

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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19541
29541
39541
49631
59631
69631
79631
89730
99820
109820
119820
129820
139910
149910
159910
169910
179910
1810000
1910000
2010000
2110000
2210000
2310000
2410000
2510000
2610000
2710000
2810000
2910000
3010000
3110000

Wind in December

Winds average 19 km/h in December.

Across December, daily wind ranges from about 19 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 48 min at the start of December to 9 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:37 AM to 6:55 AM, and sunset from 4:25 PM to 4:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.86:374:25
29.86:384:25
39.86:394:25
49.86:404:25
59.76:404:25
69.76:414:25
79.76:424:25
89.76:434:25
99.76:434:25
109.76:444:25
119.76:454:25
129.76:464:25
139.76:464:26
149.66:474:26
159.66:484:26
169.66:484:26
179.66:494:27
189.66:494:27
199.66:504:28
209.66:504:28
219.66:514:28
229.66:514:29
239.66:524:29
249.66:524:30
259.66:534:30
269.66:534:31
279.66:544:32
289.66:544:32
299.66:544:33
309.66:544:33
319.76:554:34

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.28 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.28 kWh/m² to a high of 5.25 kWh/m² in May across the year — December's 2.28 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.2Moderate
22.2Moderate
32.2Moderate
42.2Moderate
52.2Moderate
62.2Moderate
72.2Moderate
82.2Moderate
92.2Moderate
102.2Moderate
112.2Moderate
122.3Moderate
132.3Moderate
142.3Moderate
152.3Moderate
162.3Moderate
172.3Moderate
182.3Moderate
192.3Moderate
202.3Moderate
212.4Moderate
222.4Moderate
232.4Moderate
242.4Moderate
252.4Moderate
262.5Moderate
272.5Moderate
282.5Moderate
292.5Moderate
302.5Moderate
312.5Moderate
Planning a trip in December

Hazard calendar for Kurihama

In seasonPeak

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

Kurihama 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 Kurihama?

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

3.7
Sightseeing
9th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Kurihama.

What to pack for Kurihama in December

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

In December, Kurihama sees daytime highs around 13°C and nights near 9°C. Worth packing: a warm layer and rain gear. About 9 days see rain.

a warm layerrain gear

Sea temperature near Kurihama 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 13 km away) is warmest in August at about 26°C and coldest in February near 15°C.

It's comfortable for a long swim from May 31 to Nov 26 — about 5.9 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar16Cool
Apr17Cool
May19Cool
Jun21Refreshing
Jul24Refreshing
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov21Refreshing
Dec18Cool

UV index in Kurihama 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 Kurihama peaks around July 22 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 highHighModerateJul 22UV 10Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug10Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Kurihama 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 Kurihama is worst in April — around 26 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1525 µg/m³Dec 1612 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb25Moderate
Mar23Moderate
Apr26Moderate
May21Moderate
Jun18Moderate
Jul13Moderate
Aug12Moderate
Sep12Moderate
Oct14Moderate
Nov14Moderate
Dec12Good
Location & terrain

Where is Kurihama?

Kurihama sits at 35.2°N, 139.7°E, 5 m above sea level, in Japan. The nearest listed city is Yokosuka, 7.0 km away.

Topography around Kurihama

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

Within 3 km, the terrain around Kurihama has only modest variations in elevation — a maximum elevation change of 137 m around an average of 27 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 315 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,659 m.

The land around Kurihama is covered by artificial surfaces (45%), trees (28%) and water (25%) within 3 km, water (70%) within 16 km, and water (47%) and trees (28%) within 80 km.

3 km
137 m
16 km
315 m
80 km
1,659 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Yokosuka 7.0 km · Miura 12 km · Hayama 13 km · Zushi 13 km · Futtsu 14 km · Kamakura 17 km · Sugita 18 km · Kimitsu 20 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 Kurihama (35.228°, 139.7021°, elevation 5 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).