Yōkaichiba weather in February

In February, Yōkaichiba sees average daytime highs of 10°C and overnight lows near 4°C, with 77 mm of precipitation across 9 wet days and about 10.6 hours of daylight. It is the 11th-warmest and 12th-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 43% 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 Yōkaichiba's 3rd-clearest and 3rd-windiest month. For the whole year in context, see Yōkaichiba's year-round climate.

Daytime high
10°
11th warmest
Overnight low
2nd coldest
Precipitation
77 mm
9 wet days
Daylight
10 h 42 min
6:33 AM – 5:12 PM
Cloud cover
52%
3rd clearest
Wind
15 km/h
3rd windiest
Solar energy
3.4 kWh/m²
Travel score
2.3
out of 10

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 Yōkaichiba reaches about 10°C in the afternoon and slips back to 4°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 6°C and 14°C. Set against its neighbours, February runs on par with January and about 3°C cooler than March.

10°15°20°151015202528
Avg high (°C)Avg low (°C)
193
293
393
493
593
693
793
8103
9103
10103
11103
12103
13103
14104
15104
16104
17104
18104
19104
20104
21104
22104
23104
24114
25114
26115
27115
28115

How February really feels in Yōkaichiba

Once humidity and wind are folded in, February averages 0 days that feel above 32°C and 14 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
14
wind chill below the day's low

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

Yōkaichiba weather by month

How February compares with the rest of the year at a glance. February is the 11th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 828.70.79.92.1
Feb10° / 7790.810.62.3
Mar13° / 13013.10.511.73.4
Apr17° / 11°11212.6012.95.2
May21° / 16°12811.7013.96.1
Jun24° / 19°15913.2014.45.9
Jul28° / 23°14213.3014.25.4
Aug29° / 24°10111.1013.35.1
Sep26° / 22°16814012.25.8
Oct21° / 17°20913.2011.16.1
Nov17° / 11°10910.9010.15.2
Dec12° / 779.409.63.3

Cloud cover in February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in February.

Beyond those clear spells, partly cloudy skies cover about 14% 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 (%)
16535
26535
36535
46436
56337
66238
76139
86040
95941
105941
115842
125842
135842
145743
155743
165644
175644
185644
195545
205446
215446
225347
235248
245248
255050
265050
274951
284951

Chance of precipitation in February

Any precipitationSnow

Yōkaichiba gets around 77 mm of rain and snow over 9 wet days in February, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 33% and peaks near 39% 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 (%)
1283
2283
3283
4293
5293
6293
7293
8303
9303
10314
11324
12324
13324
14334
15334
16334
17334
18343
19343
20353
21353
22363
23363
24373
25373
26383
27383
28393

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
251000
261000
27991
28991

Wind in February

Winds average 15 km/h in February.

Across February, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202528
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze

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 6:45 AM to 6:18 AM, and sunset from 4:58 PM to 5:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
110.26:454:58
210.26:444:59
310.36:435:00
410.36:435:01
510.36:425:02
610.46:415:03
710.46:405:04
810.46:395:05
910.56:385:06
1010.56:385:07
1110.56:375:08
1210.66:365:09
1310.66:355:10
1410.66:345:11
1510.76:335:12
1610.76:325:13
1710.76:315:14
1810.86:305:15
1910.86:285:16
2010.86:275:17
2110.96:265:18
2210.96:255:19
2310.96:245:20
2411.06:235:21
2511.06:215:22
2611.06:205:23
2711.16:195:24
2811.16:185:25

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 3.4 kWh/m².

For context, solar energy here swings from a low near 2.31 kWh/m² to a high of 5.44 kWh/m² in May across the year — February's 3.4 kWh/m² falls in the middle.

01234151015202528
Solar energy (kWh/m²)Level
13.1Moderate
23.1Moderate
33.1Moderate
43.2Moderate
53.2Moderate
63.2Moderate
73.2Moderate
83.3Moderate
93.3Moderate
103.3Moderate
113.3Moderate
123.3Moderate
133.4Moderate
143.4Moderate
153.4Moderate
163.4Moderate
173.4Moderate
183.5Moderate
193.5Moderate
203.5Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.5Moderate
253.6Moderate
263.6Moderate
273.6Moderate
283.6Moderate
Planning a trip in February

Hazard calendar for Yōkaichiba

In seasonPeak

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

Yōkaichiba 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 Yōkaichiba?

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

2.3
Sightseeing
11th-best month of the year
0.0
Beach & pool
11th-best month of the year

February is a weaker month for outdoor sightseeing in Yōkaichiba.

What to pack for Yōkaichiba in February

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

In February, Yōkaichiba sees daytime highs around 10°C and nights near 4°C. Pack a warm layer. Worth having: rain gear. About 9 days see rain.

a warm layerrain gear

Sea temperature near Yōkaichiba 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 offshore is warmest in August at about 25°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 5 to Nov 22 — about 5.6 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Bracing
Mar15Cool
Apr16Cool
May19Cool
Jun21Refreshing
Jul23Refreshing
Aug25Warm
Sep25Warm
Oct23Refreshing
Nov21Refreshing
Dec18Cool

UV index in Yōkaichiba 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 Yōkaichiba peaks around August 12 at about 10 (extreme) — 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 highVery highModerateAug 12UV 10Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug10Extreme
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Yōkaichiba 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 Yōkaichiba is worst in March — around 25 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2425 µg/m³Dec 1914 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb18Moderate
Mar25Moderate
Apr25Moderate
May24Moderate
Jun19Moderate
Jul16Moderate
Aug15Moderate
Sep15Moderate
Oct16Moderate
Nov16Moderate
Dec14Moderate
Location & terrain

Where is Yōkaichiba?

Yōkaichiba sits at 35.7°N, 140.6°E, 10 m above sea level, in Japan. The nearest listed city is Sōsa, 2.0 km away.

Topography around Yōkaichiba

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

Within 3 km, the terrain around Yōkaichiba has only modest variations in elevation — a maximum elevation change of 53 m around an average of 17 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 72 m; within 80 km, large variations in elevation — a maximum elevation change of 840 m.

The land around Yōkaichiba is covered by trees (39%), cropland (37%) and artificial surfaces (20%) within 3 km, cropland (31%), trees (30%) and water (22%) within 16 km, and water (42%) and trees (24%) within 80 km.

3 km
53 m
16 km
72 m
80 km
840 m
treesgrasslandcroplandartificial surfaceswater
February weather nearby: Sōsa 2.0 km · Yokoshiba 8.0 km · Asahi 9.0 km · Sanmu 14 km · Narutō 16 km · Ryōgoku 17 km · Omigawa 18 km · Sawara 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 Yōkaichiba (35.7°, 140.55°, elevation 10 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).