Chitose weather in April

In April, Chitose sees average daytime highs of 9°C and overnight lows near 2°C, with 70 mm of precipitation across 10.5 wet days and about 13.1 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 7°C in the first days to 10°C by the end. The sky is clear or mostly clear about 29% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 48 min by month's end. Set against the rest of the year, April is Chitose's 3rd-clearest and 4th-windiest month. For the whole year in context, see Chitose's year-round climate.

Daytime high
7th warmest
Overnight low
6th coldest
Precipitation
70 mm
10.5 wet days
Daylight
13 h 12 min
4:59 AM – 6:09 PM
Cloud cover
60%
3rd clearest
Wind
13 km/h
4th windiest
Solar energy
5.07 kWh/m²
Travel score
1.6
out of 10

Chitose is city in Hokkaido, Japan.

Density
165/km²
people per km²
Founded
1958

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 7°C in the first days to 10°C by the end.

A typical April day in Chitose reaches about 9°C in the afternoon and slips back to 2°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 5°C and 12°C. Set against its neighbours, April runs about 5°C warmer than March and about 5°C cooler than May.

-5°10°15°151015202530
Avg high (°C)Avg low (°C)
160
260
370
470
571
671
771
871
981
1082
1182
1282
1382
1482
1582
1693
1793
1893
1993
2093
2193
22104
23104
24104
25104
26104
27104
28115
29115
30115

How April really feels in Chitose

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 21 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
21
wind chill below the day's low

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

Chitose weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -7°366.379.20.0
Feb-0° / -7°346.26.710.30.0
Mar / -3°548.96.511.60.1
Apr / 7010.51.513.11.6
May13° / 9510.7014.43.6
Jun17° / 12°779.3015.15.3
Jul21° / 17°11611.9014.86.0
Aug23° / 19°16212.1013.76.3
Sep21° / 15°13712012.36.0
Oct15° / 919.70.110.84.7
Nov / 689.61.49.51.4
Dec / -4°548.16.88.90.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 18% of April, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15248
25149
35149
45149
54951
64951
74951
84951
94852
104852
114852
124753
134753
144753
154753
164753
174654
184654
194654
204654
214654
224753
234654
244555
254654
264555
274555
284456
294456
304456

Chance of precipitation in April

Any precipitationSnow

Chitose gets around 70 mm of rain and snow over 10.5 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 35% and peaks near 37% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
13111
23111
33110
4329
5329
6338
7338
8337
9337
10347
11346
12346
13346
14355
15355
16365
17365
18364
19374
20374
21373
22373
23373
24372
25372
26372
27371
28371
29371
30371

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April 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%151015202530
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
29100
30100

Wind in April

Winds average 13 km/h in April.

Across April, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3013light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over April. Sunrise moves from 5:25 AM to 4:37 AM, and sunset from 5:51 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:255:51
212.55:235:52
312.55:215:53
412.65:205:55
512.65:185:56
612.75:165:57
712.75:145:58
812.85:125:59
912.85:116:00
1012.95:096:02
1112.95:076:03
1213.05:056:04
1313.05:046:05
1413.15:026:06
1513.15:006:07
1613.24:596:09
1713.24:576:10
1813.34:556:11
1913.34:546:12
2013.44:526:13
2113.44:506:14
2213.44:496:16
2313.54:476:17
2413.54:466:18
2513.64:446:19
2613.64:436:20
2713.74:416:21
2813.74:396:23
2913.84:386:24
3013.84:376:25

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.07 kWh/m².

For context, solar energy here swings from a low near 1.65 kWh/m² to a high of 5.37 kWh/m² in May across the year — April's 5.07 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in April

Hazard calendar for Chitose

In seasonPeak

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

Chitose sits in the Pacific typhoon belt; the season peaks July–October.

Chitose's rainy season runs May–October, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is April a good time to visit Chitose?

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

1.6
Sightseeing
7th-best month of the year
0.0
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Chitose.

What to pack for Chitose in April

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

In April, Chitose sees daytime highs around 9°C and nights near 2°C. Pack a warm layer. Worth having: rain gear and sun protection. About 11 days see rain.

a warm layerrain gearsun protection

Sea temperature near Chitose in April

The nearest coast averages about 5°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 km away) is warmest in August at about 20°C and coldest in March near 3°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan6Bracing
Feb4Bracing
Mar3Bracing
Apr5Bracing
May8Bracing
Jun13Bracing
Jul17Cool
Aug20Refreshing
Sep20Cool
Oct16Cool
Nov13Bracing
Dec10Bracing

UV index in Chitose in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chitose peaks around August 18 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighVery highHighModerateLowAug 18UV 8Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar3Moderate
Apr6High
May7Very high
Jun6High
Jul5Moderate
Aug8Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Chitose in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Chitose is worst in April — around 19 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1119 µg/m³Dec 158 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb14Moderate
Mar19Moderate
Apr19Moderate
May18Moderate
Jun13Moderate
Jul12Good
Aug10Good
Sep9Good
Oct11Good
Nov9Good
Dec8Good
Location & terrain

Where is Chitose?

Chitose sits at 42.8°N, 141.7°E, 15 m above sea level, in Japan. The nearest listed city is Eniwa, 10 km away.

Topography around Chitose

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

Within 3 km, the terrain around Chitose has only modest variations in elevation — a maximum elevation change of 59 m around an average of 26 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 260 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,859 m.

The land around Chitose is covered by artificial surfaces (46%) and trees (36%) within 3 km, trees (58%) and cropland (22%) within 16 km, and trees (58%) and water (26%) within 80 km.

3 km
59 m
16 km
260 m
80 km
1,859 m
treesgrasslandcroplandartificial surfaceswaterwetland
April weather nearby: Eniwa 10 km · Kitahiroshima 19 km · Tomakomai 21 km · Ebetsu 33 km · Sapporo 37 km · Shiraoi 39 km · Iwamizawa 43 km · Tōbetsu 46 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 Chitose (42.8194°, 141.6522°, elevation 15 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).