Niigata weather in February

In February, Niigata sees average daytime highs of 6°C and overnight lows near 3°C, with 114 mm of precipitation across 21.2 wet days and about 10.5 hours of daylight. It is the 11th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 6°C through the month. The sky is clear or mostly clear about 7% of the time in February, and the air most often feels dry.

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

Daytime high
11th warmest
Overnight low
1st coldest
Precipitation
114 mm
21.2 wet days
Daylight
10 h 30 min
6:42 AM – 5:15 PM
Cloud cover
72%
10th clearest
Wind
21 km/h
3rd windiest
Solar energy
2.78 kWh/m²
Travel score
0.4
out of 10
Air quality
Good
PM2.5 10 µg/m³ · 2010

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 6°C through the month.

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

10°15°151015202528
Avg high (°C)Avg low (°C)
162
262
362
462
562
662
762
862
962
1062
1163
1263
1363
1463
1563
1663
1763
1863
1963
2063
2173
2273
2373
2473
2573
2673
2773
2873

How February really feels in Niigata

Once humidity and wind are folded in, February averages 0 days that feel above 32°C and 28 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
28
wind chill below the day's low

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

Niigata weather by month

How February compares with the rest of the year at a glance. February is the 11th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 17726.510.39.70.3
Feb / 11421.28.810.50.4
Mar / 11018.62.511.71.4
Apr13° / 9012.60.2133.5
May18° / 13°9911.80145.6
Jun22° / 18°12311.2014.66.3
Jul26° / 23°22615.2014.45.8
Aug28° / 24°16012.9013.55.7
Sep25° / 21°14614.2012.35.9
Oct20° / 16°15515.80115.4
Nov14° / 10°16419.70.2103.2
Dec / 19525.44.19.41.2

Cloud cover in February

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 22% of February, with mostly cloudy or overcast conditions the remaining 72%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202528
Clearer (%)Cloudier (%)
12773
22773
32773
42773
52674
62674
72674
82674
92674
102674
112674
122773
132773
142773
152872
162872
172971
182971
193070
203070
213070
223169
233169
243367
253367
263367
273367
283367

Chance of precipitation in February

Any precipitationSnow

Niigata gets around 114 mm of rain and snow over 21.2 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 76% and peaks near 84% on the wettest days, and about 9 days bring snow. The odds ease toward the end of the month.

0%20%40%60%80%151015202528
Rain chance (%)Snow chance (%)
18439
28439
38439
48439
58339
68339
78238
88237
98137
108036
117935
127934
137834
147733
157632
167531
177430
187329
197228
207127
217025
226924
236823
246722
256721
266619
276519
286518

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 (%)
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

Wind in February

Winds average 21 km/h in February.

Across February, daily wind ranges from about 20 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202528
Wind speed (km/h)Feels
122breezy
222breezy
322breezy
422breezy
522breezy
622breezy
722breezy
822breezy
922breezy
1022breezy
1122breezy
1222breezy
1322breezy
1422breezy
1522breezy
1621breezy
1721breezy
1821breezy
1921breezy
2021breezy
2121breezy
2221breezy
2321breezy
2420breezy
2520breezy
2620breezy
2720light breeze
2820light breeze

Sunrise & sunset in February

DaylightNight

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

Days grow by about 54 minutes over February. Sunrise moves from 6:55 AM to 6:26 AM, and sunset from 4:59 PM to 5:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
110.16:554:59
210.16:555:00
310.16:545:01
410.26:535:03
510.26:525:04
610.26:515:05
710.36:505:06
810.36:495:07
910.36:485:08
1010.46:475:09
1110.46:465:10
1210.46:455:11
1310.56:445:12
1410.56:435:14
1510.56:425:15
1610.66:415:16
1710.66:405:17
1810.76:395:18
1910.76:385:19
2010.76:365:20
2110.86:355:21
2210.86:345:22
2310.86:335:23
2410.96:315:24
2510.96:305:25
2611.06:295:26
2711.06:275:27
2811.06:265:28

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 2.78 kWh/m².

For context, solar energy here swings from a low near 1.62 kWh/m² to a high of 5.68 kWh/m² in May across the year — February's 2.78 kWh/m² falls in the middle.

01234151015202528
Solar energy (kWh/m²)Level
12.3Moderate
22.3Moderate
32.4Moderate
42.4Moderate
52.4Moderate
62.5Moderate
72.5Moderate
82.5Moderate
92.5Moderate
102.6Moderate
112.6Moderate
122.7Moderate
132.7Moderate
142.7Moderate
152.8Moderate
162.8Moderate
172.9Moderate
182.9Moderate
192.9Moderate
203.0Moderate
213.0Moderate
223.0Moderate
233.1Moderate
243.1Moderate
253.2Moderate
263.2Moderate
273.2Moderate
283.3Moderate
Planning a trip in February

Hazard calendar for Niigata

In seasonPeak

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

Niigata 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 Niigata?

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

0.4
Sightseeing
11th-best month of the year
0.0
Beach & pool
9th-best month of the year

February is a weaker month for outdoor sightseeing in Niigata.

What to pack for Niigata in February

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

In February, Niigata sees daytime highs around 6°C and nights near 3°C. Pack a warm layer and rain gear. Worth having: a heavy coat and a windbreaker. About 21 days see rain.

a warm layerrain geara heavy coata windbreaker

Sea temperature near Niigata in February

The nearest coast averages about 10°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 16 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 Niigata in February

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in Niigata 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 Niigata 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 Niigata is worst in April — around 16 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 7 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Niigata's WHO annual average of 10 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1216 µg/m³Oct 127 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar15Moderate
Apr16Moderate
May14Moderate
Jun11Good
Jul9Good
Aug8Good
Sep7Good
Oct7Good
Nov7Good
Dec7Good
Location & terrain

Where is Niigata?

Niigata sits at 37.9°N, 139.0°E, 1 m above sea level, in Japan. The nearest listed city is Kameda-honchō, 8.0 km away.

Topography around Niigata

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

Within 3 km, the terrain around Niigata has only modest variations in elevation — a maximum elevation change of 29 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 42 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,110 m.

The land around Niigata is covered by artificial surfaces (55%) and water (39%) within 3 km, water (52%) and cropland (24%) within 16 km, and water (45%) and trees (44%) within 80 km.

3 km
29 m
16 km
42 m
80 km
2,110 m
treesgrasslandcroplandartificial surfacesbare terrainwater
February weather nearby: Kameda-honchō 8.0 km · Niitsu-honchō 15 km · Shirone 18 km · Agano 19 km · Suibara 19 km · Maki 24 km · Gosen 24 km · Shibata 26 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 Niigata (37.9226°, 139.0412°, elevation 1 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).