Yawatahama weather in April

In April, Yawatahama sees average daytime highs of 20°C and overnight lows near 11°C, with 125 mm of rain across 10.6 wet days and about 12.8 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 22°C by the end. The sky is clear or mostly clear about 34% 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 18 min by month's end. Set against the rest of the year, April is Yawatahama's 4th-clearest and 5th-windiest month. For the whole year in context, see Yawatahama's year-round climate.

Daytime high
20°
7th warmest
Overnight low
11°
6th coldest
Rainfall
125 mm
10.6 wet days
Daylight
12 h 48 min
5:46 AM – 6:35 PM
Cloud cover
57%
4th clearest
Wind
10 km/h
5th windiest
Solar energy
5.26 kWh/m²
Travel score
6.1
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 17°C in the first days to 22°C by the end.

A typical April day in Yawatahama reaches about 20°C in the afternoon and slips back to 11°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 23°C. Set against its neighbours, April runs about 5°C warmer than March and about 4°C cooler than May.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
1178
2178
3178
4189
5189
6189
7189
8189
91810
101910
111910
121910
131910
141910
152011
162011
172011
182011
192011
202011
212011
222112
232112
242112
252112
262112
272112
282213
292213
302213

How April really feels in Yawatahama

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.

Yawatahama 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
Jan10° / 63101.4102.2
Feb11° / 749.81.310.82.7
Mar15° / 11311.90.211.74.2
Apr20° / 11°12510.6012.86.1
May24° / 15°14610.8013.76.7
Jun27° / 19°26314.9014.25.5
Jul30° / 24°21014.90144.1
Aug32° / 24°13112.7013.23.7
Sep29° / 21°17212.7012.25.3
Oct23° / 15°1388.4011.27.2
Nov18° / 818.5010.36.0
Dec12° / 7810.30.69.83.4

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% 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 52%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15050
25149
35050
44951
55050
64951
74951
84852
94951
104852
114852
124852
134654
144654
154654
164654
174654
184753
194654
204654
214753
224753
234852
244852
254852
264852
274951
284852
294852
304852

Chance of precipitation in April

Any precipitation

Yawatahama gets around 125 mm of rain over 10.6 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 36% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
137
236
336
436
535
635
735
835
936
1036
1136
1237
1337
1438
1538
1638
1738
1838
1938
2037
2137
2237
2336
2436
2535
2635
2734
2833
2933
3033

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 79% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
191720
290730
389830
489830
586941
686941
786941
8851041
9851041
10831151
11831151
12821251
13811351
14801451
15801451
16791551
17791551
18781651
19781651
20771751
21771751
22751861
23751861
24731971
25711982
26702082
27692092
286820102
296820102
306620113

Wind in April

Winds average 10 km/h in April.

Across April, daily wind ranges from about 9 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
289calm
299calm
309calm

Sunrise & sunset in April

DaylightNight

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

Days grow by about 60 minutes over April. Sunrise moves from 6:06 AM to 5:29 AM, and sunset from 6:24 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:066:24
212.36:046:25
312.46:036:26
412.46:016:26
512.56:006:27
612.55:596:28
712.55:576:29
812.65:566:29
912.65:556:30
1012.65:536:31
1112.75:526:32
1212.75:516:32
1312.75:496:33
1412.85:486:34
1512.85:476:35
1612.85:466:35
1712.95:446:36
1812.95:436:37
1912.95:426:38
2013.05:416:38
2113.05:396:39
2213.05:386:40
2313.15:376:41
2413.15:366:41
2513.15:356:42
2613.25:346:43
2713.25:326:44
2813.25:316:45
2913.35:306:45
3013.35:296:46

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.26 kWh/m².

For context, solar energy here swings from a low near 2.43 kWh/m² to a high of 5.5 kWh/m² in May across the year — April's 5.26 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.5Bright
Planning a trip in April

Hazard calendar for Yawatahama

In seasonPeak

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

Yawatahama 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 Yawatahama?

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

6.1
Sightseeing
3rd-best month of the year
2.9
Beach & pool
7th-best month of the year

April is a reasonable time to visit Yawatahama for sightseeing.

What to pack for Yawatahama in April

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

In April, Yawatahama sees daytime highs around 20°C and nights near 11°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

Sea temperature near Yawatahama in April

The nearest coast averages about 16°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 26°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 3 to Nov 25 — about 5.8 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Bracing
Mar15Bracing
Apr16Cool
May18Cool
Jun21Refreshing
Jul24Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov21Refreshing
Dec18Cool

UV index in Yawatahama 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 Yawatahama peaks around June 23 at about 10 (extreme) — 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 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJun 23UV 10Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May8Very high
Jun10Extreme
Jul10Very high
Aug9Very high
Sep10Very high
Oct7High
Nov4Moderate
Dec3Moderate

Air quality in Yawatahama 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 Yawatahama is worst in April — around 23 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1523 µg/m³Oct 1711 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar21Moderate
Apr23Moderate
May21Moderate
Jun19Moderate
Jul15Moderate
Aug15Moderate
Sep12Moderate
Oct11Good
Nov12Good
Dec11Good
Location & terrain

Where is Yawatahama?

Yawatahama sits at 33.5°N, 132.4°E, 9 m above sea level, in Japan. The nearest listed city is Ōzu, 12 km away.

Topography around Yawatahama

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

Within 3 km, the terrain around Yawatahama has significant variations in elevation — a maximum elevation change of 566 m around an average of 147 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 812 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,895 m.

The land around Yawatahama is covered by trees (82%) within 3 km, trees (59%) and water (35%) within 16 km, and water (51%) and trees (45%) within 80 km.

3 km
566 m
16 km
812 m
80 km
1,895 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Ōzu 12 km · Uwa 13 km · Uchiko 22 km · Uwajima 29 km · Iyo 41 km · Masaki-chō 45 km · Haramachi 48 km · Matsuyama 52 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 Yawatahama (33.4574°, 132.4328°, elevation 9 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).