Sennan weather in February

In February, Sennan sees average daytime highs of 10°C and overnight lows near 4°C, with 85 mm of precipitation across 10.7 wet days and about 10.7 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 9°C in the first days to 11°C by the end. The sky is clear or mostly clear about 23% of the time in February, and the air most often feels dry.

Daylight stretches from about 10 h 18 min at the start of February to 11 h 12 min by month's end. Set against the rest of the year, February is Sennan's 8th-clearest and 2nd-windiest month. For the whole year in context, see Sennan's year-round climate.

Daytime high
10°
11th warmest
Overnight low
2nd coldest
Precipitation
85 mm
10.7 wet days
Daylight
10 h 42 min
6:52 AM – 5:35 PM
Cloud cover
60%
8th clearest
Wind
15 km/h
2nd windiest
Solar energy
3.45 kWh/m²
Travel score
2.1
out of 10

Temperature in February

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 9°C in the first days to 11°C by the end.

A typical February day in Sennan 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 about 1°C warmer than 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
893
993
1093
1193
1293
13104
14104
15104
16104
17104
18104
19104
20104
21104
22114
23114
24114
25114
26114
27115
28115

How February really feels in Sennan

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.

Sennan weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 8211.41.6101.8
Feb10° / 8510.71.710.72.1
Mar13° / 12512.50.211.73.5
Apr18° / 11°12611012.85.6
May22° / 15°14910.7013.86.5
Jun25° / 20°23214.1014.35.8
Jul29° / 24°19513.5014.15.1
Aug30° / 25°11411.4013.34.7
Sep27° / 22°18213012.25.8
Oct22° / 16°17910.9011.16.7
Nov17° / 11°1008.8010.25.5
Dec12° / 8610.70.89.73.0

Cloud cover in February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in February.

Beyond those clear spells, partly cloudy skies cover about 27% of February, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202528
Clearer (%)Cloudier (%)
15050
25050
35149
45248
55248
65248
75248
85248
95248
105248
115149
125248
135248
145149
155149
165149
175050
185050
195050
204951
214951
224951
234951
244951
254951
264852
274951
284852

Chance of precipitation in February

Any precipitationSnow

Sennan gets around 85 mm of rain and snow over 10.7 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 39% and peaks near 39% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%50%151015202528
Rain chance (%)Snow chance (%)
1398
2398
3388
4388
5388
6398
7398
8397
9397
10397
11397
12396
13396
14396
15396
16396
17395
18395
19395
20394
21394
22384
23383
24383
25383
26383
27382
28382

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 15 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
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light 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 18 min at the start of February to 11 h 12 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 7:03 AM to 6:38 AM, and sunset from 5:22 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
110.37:035:22
210.37:035:23
310.47:025:24
410.47:015:25
510.47:005:26
610.47:005:26
710.56:595:27
810.56:585:28
910.56:575:29
1010.66:565:30
1110.66:565:31
1210.66:555:32
1310.76:545:33
1410.76:535:34
1510.76:525:35
1610.86:515:36
1710.86:505:37
1810.86:495:38
1910.96:485:39
2010.96:475:40
2110.96:465:41
2211.06:455:42
2311.06:435:43
2411.06:425:44
2511.16:415:44
2611.16:405:45
2711.16:395:46
2811.26:385:47

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 3.45 kWh/m².

For context, solar energy here swings from a low near 2.43 kWh/m² to a high of 5.56 kWh/m² in May across the year — February's 3.45 kWh/m² falls in the middle.

01234151015202528
Solar energy (kWh/m²)Level
13.0Moderate
23.1Moderate
33.1Moderate
43.1Moderate
53.2Moderate
63.2Moderate
73.2Moderate
83.3Moderate
93.3Moderate
103.3Moderate
113.3Moderate
123.4Moderate
133.4Moderate
143.4Moderate
153.5Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.6Moderate
203.6Moderate
213.6Moderate
223.7Moderate
233.7Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.9Moderate
283.9Moderate
Planning a trip in February

Hazard calendar for Sennan

In seasonPeak

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

Sennan 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 Sennan?

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

2.1
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 Sennan.

What to pack for Sennan in February

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

In February, Sennan sees daytime highs around 10°C and nights near 4°C. Pack a warm layer. Worth having: rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near Sennan in February

The nearest coast averages about 14°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 13 km away) is warmest in August at about 27°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 3 to Nov 16 — about 5.5 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr16Cool
May18Cool
Jun21Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov20Refreshing
Dec17Cool

UV index in Sennan 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 Sennan peaks around June 23 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJun 23UV 10Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug7High
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Sennan 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 Sennan is worst in April — around 26 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (October, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1625 µg/m³Oct 1914 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb19Moderate
Mar24Moderate
Apr26Moderate
May24Moderate
Jun21Moderate
Jul22Moderate
Aug24Moderate
Sep17Moderate
Oct14Moderate
Nov16Moderate
Dec15Moderate
Location & terrain

Where is Sennan?

Sennan sits at 34.3°N, 135.3°E, 29 m above sea level, in Japan. The nearest listed city is Hannan, 2.0 km away.

Topography around Sennan

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

Within 3 km, the terrain around Sennan has significant variations in elevation — a maximum elevation change of 320 m around an average of 71 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 868 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,879 m.

The land around Sennan is covered by trees (46%) and artificial surfaces (41%) within 3 km, trees (38%), water (34%) and artificial surfaces (20%) within 16 km, and trees (49%) and water (33%) within 80 km.

3 km
320 m
16 km
868 m
80 km
1,879 m
treesgrasslandcroplandartificial surfacesbare terrainwater
February weather nearby: Hannan 2.0 km · Izumisano 9.0 km · Ōkubo-naka 9.0 km · Iwade 12 km · Kaizuka 14 km · Kinokawa 16 km · Wakayama 16 km · Kishiwada 16 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 Sennan (34.3484°, 135.2684°, elevation 29 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).