Kamizawa weather in April

In April, Kamizawa sees average daytime highs of 17°C and overnight lows near 10°C, with 172 mm of rain across 12.5 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 15°C in the first days to 18°C by the end. The sky is clear or mostly clear about 31% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of April to 13 h 24 min by month's end. Set against the rest of the year, April is Kamizawa's 7th-clearest and 3rd-windiest month. For the whole year in context, see Kamizawa's year-round climate.

Daytime high
17°
7th warmest
Overnight low
10°
5th coldest
Rainfall
172 mm
12.5 wet days
Daylight
12 h 54 min
5:18 AM – 6:11 PM
Cloud cover
62%
7th clearest
Wind
10 km/h
3rd windiest
Solar energy
5.04 kWh/m²
Travel score
4.9
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 15°C in the first days to 18°C by the end.

A typical April day in Kamizawa reaches about 17°C in the afternoon and slips back to 10°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 20°C. Set against its neighbours, April runs about 4°C warmer than March and about 4°C cooler than May.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
1148
2158
3158
4158
5159
6159
7159
8169
9169
10169
111610
121610
131610
141610
151710
161710
171711
181711
191711
201711
211711
221811
231811
241812
251812
261812
271812
281912
291912
301913

How April really feels in Kamizawa

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

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Kamizawa 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 / 927.91.39.91.9
Feb / 1059.11.410.72.0
Mar12° / 17913.90.811.73.0
Apr17° / 10°17212.5012.94.9
May21° / 15°18812.2013.85.9
Jun24° / 18°24916.2014.35.5
Jul27° / 22°22815.2014.15.3
Aug29° / 24°15614.5013.35.1
Sep26° / 21°23315.1012.25.8
Oct21° / 16°24713.1011.16.0
Nov16° / 11°13410.1010.25.1
Dec11° / 838.20.19.73.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 12% of April, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14654
24654
34654
44753
54753
64654
74654
84654
94654
104555
114456
124357
134357
144357
154357
164159
174159
184159
194060
204159
213961
224060
234060
244060
254060
264159
274159
284159
294159
304159

Chance of precipitation in April

Any precipitation

Kamizawa gets around 172 mm of rain over 12.5 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 42% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
143
243
343
443
543
643
743
843
943
1043
1143
1243
1343
1443
1543
1643
1743
1843
1943
2042
2142
2242
2341
2441
2541
2640
2740
2839
2939
3038

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 88% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
198200
298200
397300
497300
597300
697300
796400
896400
995500
1095500
1194600
1293610
1392710
1492710
1591810
1690910
1790910
18891010
19881110
20861220
21851320
22831520
23821620
24811720
25801820
26772030
27762130
28742231
29722341
30712441

Wind in April

Winds average 10 km/h in April.

Across April, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over April. Sunrise moves from 5:39 AM to 5:01 AM, and sunset from 5:59 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:395:59
212.45:376:00
312.45:366:00
412.45:356:01
512.55:336:02
612.55:326:03
712.65:306:04
812.65:296:04
912.65:286:05
1012.75:266:06
1112.75:256:07
1212.75:236:08
1312.85:226:08
1412.85:216:09
1512.85:196:10
1612.95:186:11
1712.95:176:12
1813.05:156:13
1913.05:146:13
2013.05:136:14
2113.15:116:15
2213.15:106:16
2313.15:096:17
2413.25:086:17
2513.25:066:18
2613.25:056:19
2713.35:046:20
2813.35:036:21
2913.35:026:22
3013.45:016:22

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.04 kWh/m².

For context, solar energy here swings from a low near 2.44 kWh/m² to a high of 5.45 kWh/m² in May across the year — April's 5.04 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.2Bright
245.2Bright
255.2Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.4Bright
Planning a trip in April

Hazard calendar for Kamizawa

In seasonPeak

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

Kamizawa 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 April a good time to visit Kamizawa?

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

4.9
Sightseeing
8th-best month of the year
1.1
Beach & pool
7th-best month of the year

April is a reasonable time to visit Kamizawa for sightseeing.

What to pack for Kamizawa in April

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

In April, Kamizawa sees daytime highs around 17°C and nights near 10°C. Worth packing: a warm layer, rain gear and sun protection. About 13 days see rain.

a warm layerrain gearsun protection

Sea temperature near Kamizawa in April

The nearest coast averages about 17°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 16 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 Kamizawa in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kamizawa peaks around July 19 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 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 highExtremeVery highModerateJul 19UV 10Dec 23UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May9Very high
Jun10Very high
Jul10Extreme
Aug10Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Kamizawa 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 Kamizawa is worst in April — around 23 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1623 µg/m³Dec 1610 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb20Moderate
Mar20Moderate
Apr23Moderate
May20Moderate
Jun17Moderate
Jul13Moderate
Aug12Good
Sep12Good
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Kamizawa?

Kamizawa sits at 35.1°N, 139.0°E, 28 m above sea level, in Japan. The nearest listed city is Mishima, 4.0 km away.

Topography around Kamizawa

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

Within 3 km, the terrain around Kamizawa has significant variations in elevation — a maximum elevation change of 280 m around an average of 68 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,429 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,736 m.

The land around Kamizawa is covered by trees (49%) and artificial surfaces (37%) within 3 km, trees (63%) within 16 km, and water (45%) and trees (42%) within 80 km.

3 km
280 m
16 km
1,429 m
80 km
3,736 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Mishima 4.0 km · Fushimi 5.0 km · Nakatogari 6.0 km · Izunokuni 7.0 km · Numazu 8.0 km · Susono 9.0 km · Atami 9.0 km · Yugawara 12 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 Kamizawa (35.1015°, 138.954°, elevation 28 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).