Wakimachi weather in April

In April, Wakimachi sees average daytime highs of 18°C and overnight lows near 9°C, with 149 mm of rain across 11.8 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 16°C in the first days to 20°C by the end. The sky is clear or mostly clear about 33% 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 Wakimachi's 6th-clearest and 5th-windiest month. For the whole year in context, see Wakimachi's year-round climate.

Daytime high
18°
7th warmest
Overnight low
6th coldest
Rainfall
149 mm
11.8 wet days
Daylight
12 h 48 min
5:38 AM – 6:29 PM
Cloud cover
59%
6th clearest
Wind
8 km/h
5th windiest
Solar energy
5.25 kWh/m²
Travel score
5.5
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 16°C in the first days to 20°C by the end.

A typical April day in Wakimachi reaches about 18°C in the afternoon and slips back to 9°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 22°C. Set against its neighbours, April runs about 5°C warmer than March and about 4°C cooler than May.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
1157
2167
3167
4167
5167
6168
7168
8178
9178
10178
11178
12179
13189
14189
15189
16189
171810
181810
191910
201910
211910
221910
231910
241911
252011
262011
272011
282011
292011
302012

How April really feels in Wakimachi

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.

Wakimachi 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 / 687.61.7101.6
Feb / 778.4210.71.9
Mar13° / 12712.10.511.73.4
Apr18° / 14911.8012.85.5
May22° / 14°18713.1013.76.1
Jun25° / 18°27917.5014.25.3
Jul29° / 23°275190144.3
Aug30° / 23°22217.8013.34.2
Sep26° / 20°28916012.25.5
Oct21° / 14°21812.2011.16.3
Nov16° / 1008.7010.25.2
Dec11° / 797.40.69.82.8

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14951
24951
34951
45050
54951
65050
75050
84852
94951
104951
114951
124951
134753
144753
154753
164654
174654
184753
194654
204654
214753
224654
234654
244654
254654
264753
274654
284654
294654
304555

Chance of precipitation in April

Any precipitation

Wakimachi gets around 149 mm of rain over 11.8 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 41% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
139
239
339
438
538
638
738
838
938
1039
1139
1239
1340
1440
1541
1641
1741
1841
1941
2041
2141
2241
2341
2440
2540
2640
2740
2840
2939
3039

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 87% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
195410
294510
394510
493520
592620
692620
792620
891720
991720
1091720
1190820
1290820
1390820
1489920
1589920
16881020
17871030
18871030
19861130
20861130
21851230
22851230
23831340
24821440
25821440
26801550
27781651
28771661
29771661
30751771

Wind in April

Winds average 8 km/h in April.

Across April, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 5:59 AM to 5:21 AM, and sunset from 6:18 PM to 6:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:596:18
212.45:576:18
312.45:566:19
412.45:546:20
512.55:536:21
612.55:526:21
712.55:506:22
812.65:496:23
912.65:476:24
1012.65:466:24
1112.75:456:25
1212.75:436:26
1312.75:426:27
1412.85:416:28
1512.85:396:28
1612.85:386:29
1712.95:376:30
1812.95:366:31
1913.05:346:31
2013.05:336:32
2113.05:326:33
2213.15:316:34
2313.15:296:35
2413.15:286:35
2513.25:276:36
2613.25:266:37
2713.25:256:38
2813.25:246:39
2913.35:226:39
3013.35:216:40

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.25 kWh/m².

For context, solar energy here swings from a low near 2.5 kWh/m² to a high of 5.52 kWh/m² in May across the year — April's 5.25 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.5Bright
295.5Bright
305.5Bright
Planning a trip in April

Hazard calendar for Wakimachi

In seasonPeak

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

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

Wakimachi's rainy season runs April–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 Wakimachi?

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

5.5
Sightseeing
3rd-best month of the year
1.8
Beach & pool
7th-best month of the year

April is a reasonable time to visit Wakimachi for sightseeing.

What to pack for Wakimachi in April

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

In April, Wakimachi sees daytime highs around 18°C and nights near 9°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

Sea temperature near Wakimachi in April

The nearest coast averages about 15°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 40 km away) is warmest in August at about 27°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 7 to Nov 13 — about 5.3 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr15Cool
May18Cool
Jun21Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Refreshing
Nov20Cool
Dec17Cool

UV index in Wakimachi in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Wakimachi peaks around June 23 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr8Very high
May9Very high
Jun11Extreme
Jul10Extreme
Aug9Very high
Sep10Very high
Oct7High
Nov4Moderate
Dec3Moderate

Air quality in Wakimachi 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 Wakimachi is worst in April — around 20 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (September, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1320 µg/m³Sep 2010 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb15Moderate
Mar19Moderate
Apr20Moderate
May18Moderate
Jun15Moderate
Jul11Good
Aug11Good
Sep10Good
Oct10Good
Nov11Good
Dec11Good
Location & terrain

Where is Wakimachi?

Wakimachi sits at 34.1°N, 134.2°E, 52 m above sea level, in Japan. The nearest listed city is Mima, 2.0 km away.

Topography around Wakimachi

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

Within 3 km, the terrain around Wakimachi has significant variations in elevation — a maximum elevation change of 572 m around an average of 142 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,242 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,946 m.

The land around Wakimachi is covered by trees (56%) and artificial surfaces (22%) within 3 km, trees (87%) within 16 km, and trees (45%) and water (44%) within 80 km.

3 km
572 m
16 km
1,242 m
80 km
1,946 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Mima 2.0 km · Awa 13 km · Yoshinogawa 13 km · Kamojimachō-jōgejima 18 km · Hiragi 23 km · Higashikagawa 23 km · Ishii 27 km · Shido 29 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 Wakimachi (34.0667°, 134.15°, elevation 52 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).