Yokosuka weather in February

In February, Yokosuka sees average daytime highs of 10°C and overnight lows near 6°C, with 83 mm of precipitation across 8.5 wet days and about 10.7 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 10°C through the month. The sky is clear or mostly clear about 42% of the time in February, and the air most often feels dry.

Daylight stretches from about 10 h 12 min at the start of February to 11 h 06 min by month's end. Set against the rest of the year, February is Yokosuka's 3rd-clearest and 4th-windiest month. For the whole year in context, see Yokosuka's year-round climate.

Daytime high
10°
11th warmest
Overnight low
1st coldest
Precipitation
83 mm
8.5 wet days
Daylight
10 h 42 min
6:36 AM – 5:16 PM
Cloud cover
52%
3rd clearest
Wind
20 km/h
4th windiest
Solar energy
3.28 kWh/m²
Travel score
2.4
out of 10

Yokosuka is city in Kanagawa Prefecture, Japan.

Density
4,061/km²
people per km²
Founded
1907

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

Temperature in February

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 10°C through the month.

A typical February day in Yokosuka reaches about 10°C in the afternoon and slips back to 6°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 14°C. Set against its neighbours, February runs on par with January and about 2°C cooler than March.

10°15°151015202528
Avg high (°C)Avg low (°C)
1105
2105
3105
4105
5105
6105
7105
8105
9106
10106
11106
12106
13106
14106
15106
16106
17106
18106
19106
20106
21116
22116
23116
24116
25116
26116
27117
28117

Yokosuka weather by month

How February compares with the rest of the year at a glance. February is the 11th-warmest and 10th-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 February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in February.

Beyond those clear spells, partly cloudy skies cover about 15% of February, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202528
Clearer (%)Cloudier (%)
16337
26337
36436
46337
56337
66238
76139
86040
96040
105941
115941
125842
135842
145743
155743
165644
175644
185545
195446
205347
215248
225248
235248
245248
255149
265248
275149
285149

Chance of precipitation in February

Any precipitationSnow

Yokosuka gets around 83 mm of rain and snow over 8.5 wet days in February. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 32% and peaks near 40% on the wettest days, and about 1 day brings snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202528
Rain chance (%)Snow chance (%)
1242
2252
3252
4252
5262
6263
7273
8283
9283
10293
11303
12313
13313
14323
15323
16333
17333
18333
19342
20342
21352
22352
23362
24372
25382
26382
27392
28402

Humidity in February

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, February 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%151015202528
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
25991
26991
27991
28991

Wind in February

Winds average 20 km/h in February.

Across February, daily wind ranges from about 19 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202528
Wind speed (km/h)Feels
120light 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
1620light breeze
1720light breeze
1820light breeze
1920light breeze
2020light breeze
2120light breeze
2220light breeze
2320breezy
2420breezy
2520breezy
2620breezy
2720breezy
2820breezy

Sunrise & sunset in February

DaylightNight

Daylight runs from about 10 h 12 min at the start of February to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over February. Sunrise moves from 6:47 AM to 6:21 AM, and sunset from 5:02 PM to 5:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
110.26:475:02
210.36:475:03
310.36:465:04
410.36:455:05
510.46:455:06
610.46:445:07
710.46:435:08
810.56:425:09
910.56:415:10
1010.56:405:11
1110.56:405:12
1210.66:395:13
1310.66:385:14
1410.66:375:15
1510.76:365:16
1610.76:355:17
1710.76:345:18
1810.86:335:19
1910.86:315:20
2010.86:305:21
2110.96:295:22
2210.96:285:23
2311.06:275:24
2411.06:265:25
2511.06:255:26
2611.16:235:27
2711.16:225:28
2811.16:215:29

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 3.28 kWh/m².

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 — February's 3.28 kWh/m² falls in the middle.

01234151015202528
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
33.1Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.1Moderate
83.2Moderate
93.2Moderate
103.2Moderate
113.2Moderate
123.2Moderate
133.3Moderate
143.3Moderate
153.3Moderate
163.3Moderate
173.3Moderate
183.3Moderate
193.3Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.5Moderate
273.5Moderate
283.5Moderate
Planning a trip in February

Hazard calendar for Yokosuka

In seasonPeak

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

Yokosuka 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 February a good time to visit Yokosuka?

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

2.4
Sightseeing
12th-best month of the year
0.0
Beach & pool
11th-best month of the year

February is a weaker month for outdoor sightseeing in Yokosuka.

What to pack for Yokosuka in February

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

In February, Yokosuka sees daytime highs around 10°C and nights near 6°C. Pack a warm layer. Worth having: rain gear. About 9 days see rain.

a warm layerrain gear

Sea temperature near Yokosuka in February

The nearest coast averages about 15°C in February — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 18 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 Yokosuka in February

LowModerateHighVery highExtreme

Clear-sky midday UV in February peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Yokosuka 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 Yokosuka in February

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Yokosuka 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 Yokosuka?

Yokosuka sits at 35.3°N, 139.7°E, 9 m above sea level, in Japan. The nearest listed city is Kurihama, 7.0 km away.

Topography around Yokosuka

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

Within 3 km, the terrain around Yokosuka has only modest variations in elevation — a maximum elevation change of 133 m around an average of 19 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 237 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,738 m.

The land around Yokosuka is covered by water (41%), artificial surfaces (35%) and trees (23%) within 3 km, water (62%) within 16 km, and water (43%), trees (30%) and artificial surfaces (20%) within 80 km.

3 km
133 m
16 km
237 m
80 km
1,738 m
treesgrasslandcroplandartificial surfaceswater
February weather nearby: Kurihama 7.0 km · Zushi 8.0 km · Hayama 8.0 km · Sugita 11 km · Kamakura 11 km · Futtsu 14 km · Isogo 15 km · Miura 17 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 Yokosuka (35.2836°, 139.6672°, elevation 9 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).