Yotsutsuji weather in April

In April, Yotsutsuji sees average daytime highs of 18°C and overnight lows near 8°C, with 119 mm of rain across 11.9 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 15°C in the first days to 20°C by the end. The sky is clear or mostly clear about 30% 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 Yotsutsuji's 3rd-clearest and 4th-windiest month. For the whole year in context, see Yotsutsuji's year-round climate.

Daytime high
18°
7th warmest
Overnight low
6th coldest
Rainfall
119 mm
11.9 wet days
Daylight
12 h 54 min
5:33 AM – 6:27 PM
Cloud cover
62%
3rd clearest
Wind
10 km/h
4th windiest
Solar energy
5.05 kWh/m²
Travel score
5.3
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 20°C by the end.

A typical April day in Yotsutsuji reaches about 18°C in the afternoon and slips back to 8°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 23°C. Set against its neighbours, April runs about 6°C warmer than March and about 5°C cooler than May.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
1155
2156
3156
4156
5166
6166
7166
8167
9167
10177
11177
12177
13178
14178
15178
16188
17188
18188
19189
20189
21199
22199
23199
241910
251910
262010
272010
282010
292011
302011

How April really feels in Yotsutsuji

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.

Yotsutsuji weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9518.27.89.90.8
Feb / 8414.76.710.71.2
Mar12° / 12514.92.111.72.8
Apr18° / 11911.9012.95.3
May22° / 13°15711.9013.86.4
Jun25° / 18°19514.2014.45.7
Jul29° / 23°23917.5014.24.3
Aug31° / 24°17714.1013.34.1
Sep26° / 20°22014.5012.25.7
Oct21° / 14°14610.8011.16.4
Nov16° / 9312.2010.14.6
Dec10° / 9515.82.99.62.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 57%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14456
24456
34456
44456
54456
64456
74456
84555
94555
104456
114555
124357
134357
144258
154258
164159
174159
184258
194159
204258
214159
224258
234258
244357
254456
264555
274555
284555
294555
304555

Chance of precipitation in April

Any precipitation

Yotsutsuji gets around 119 mm of rain over 11.9 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 40% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
143
242
342
442
541
641
741
840
940
1040
1140
1240
1340
1440
1540
1640
1740
1839
1939
2039
2139
2239
2338
2438
2538
2638
2738
2837
2937
3037

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 92% 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
398200
498200
598200
698200
797300
897300
997300
1097300
1196400
1296400
1395410
1494510
1594510
1693610
1793610
1892710
1992710
2092710
2191810
2290910
2389920
24881020
25871120
26851230
27841231
28831331
29811441
30801541

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 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
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 5:54 AM to 5:15 AM, and sunset from 6:14 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:546:14
212.45:536:15
312.45:516:16
412.45:506:17
512.55:486:18
612.55:476:18
712.65:456:19
812.65:446:20
912.65:436:21
1012.75:416:22
1112.75:406:23
1212.85:386:23
1312.85:376:24
1412.85:366:25
1512.95:346:26
1612.95:336:27
1712.95:326:28
1813.05:306:28
1913.05:296:29
2013.05:286:30
2113.15:266:31
2213.15:256:32
2313.15:246:33
2413.25:236:33
2513.25:216:34
2613.35:206:35
2713.35:196:36
2813.35:186:37
2913.45:166:38
3013.45:156:39

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.05 kWh/m².

For context, solar energy here swings from a low near 2.08 kWh/m² to a high of 5.45 kWh/m² in May across the year — April's 5.05 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.7Bright
34.7Bright
44.7Bright
54.8Bright
64.8Bright
74.8Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
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
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in April

Hazard calendar for Yotsutsuji

In seasonPeak

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

Yotsutsuji 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 Yotsutsuji?

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

5.3
Sightseeing
5th-best month of the year
1.6
Beach & pool
7th-best month of the year

April is a reasonable time to visit Yotsutsuji for sightseeing.

What to pack for Yotsutsuji in April

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

In April, Yotsutsuji sees daytime highs around 18°C and nights near 8°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

Sea temperature near Yotsutsuji in April

The nearest coast averages about 14°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 23 km away) is warmest in August at about 27°C and coldest in March near 12°C.

It's comfortable for a long swim from Jun 13 to Nov 7 — about 4.9 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb12Bracing
Mar12Bracing
Apr14Bracing
May17Cool
Jun20Refreshing
Jul24Warm
Aug27Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Yotsutsuji 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 Yotsutsuji peaks around July 17 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 highVery highModerateJul 17UV 10Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar5Moderate
Apr6High
May8Very high
Jun9Very high
Jul10Extreme
Aug9Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Yotsutsuji 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 Yotsutsuji is worst in April — around 22 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1622 µg/m³Oct 1811 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb16Moderate
Mar21Moderate
Apr22Moderate
May21Moderate
Jun18Moderate
Jul17Moderate
Aug17Moderate
Sep13Moderate
Oct11Good
Nov12Moderate
Dec12Good
Location & terrain

Where is Yotsutsuji?

Yotsutsuji sits at 35.5°N, 135.1°E, 34 m above sea level, in Japan. The nearest listed city is Miyazu, 9.0 km away.

Topography around Yotsutsuji

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

Within 3 km, the terrain around Yotsutsuji has significant variations in elevation — a maximum elevation change of 333 m around an average of 85 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 831 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,487 m.

The land around Yotsutsuji is covered by trees (70%) within 3 km, trees (86%) within 16 km, and trees (58%) and water (35%) within 80 km.

3 km
333 m
16 km
831 m
80 km
1,487 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Miyazu 9.0 km · Kyōtango 10 km · Maizuru 23 km · Toyooka 25 km · Fukuchiyama 26 km · Ayabe 29 km · Wadayama 32 km · Yabu 33 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 Yotsutsuji (35.5333°, 135.1°, elevation 34 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).