Ushibukamachi weather in April

In April, Ushibukamachi sees average daytime highs of 18°C and overnight lows near 15°C, with 167 mm of rain across 11.6 wet days and about 12.8 hours of daylight. It is the 8th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 16°C in the first days to 19°C by the end. The sky is clear or mostly clear about 32% 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 12 min by month's end. Set against the rest of the year, April is Ushibukamachi's 5th-clearest and 7th-windiest month. For the whole year in context, see Ushibukamachi's year-round climate.

Daytime high
18°
8th warmest
Overnight low
15°
5th coldest
Rainfall
167 mm
11.6 wet days
Daylight
12 h 48 min
5:56 AM – 6:44 PM
Cloud cover
60%
5th clearest
Wind
19 km/h
7th windiest
Solar energy
5.08 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 19°C by the end.

A typical April day in Ushibukamachi reaches about 18°C in the afternoon and slips back to 15°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 20°C. Set against its neighbours, April runs about 3°C warmer than March and about 3°C cooler than May.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11613
21613
31613
41713
51713
61713
71714
81714
91714
101714
111714
121714
131814
141815
151815
161815
171815
181815
191815
201815
211815
221915
231916
241916
251916
261916
271916
281916
291916
302017

How April really feels in Ushibukamachi

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.

Ushibukamachi weather by month

How April compares with the rest of the year at a glance. April is the 8th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan12° / 9712.910.12.7
Feb12° / 1051210.83.0
Mar15° / 11°14812.411.84.1
Apr18° / 15°16711.612.85.5
May21° / 18°1881113.66.3
Jun24° / 22°44317.414.15.4
Jul28° / 25°32315.813.95.3
Aug29° / 27°17613.813.25.1
Sep27° / 24°19711.912.26.2
Oct23° / 20°1108.311.27.3
Nov18° / 15°1169.710.46.0
Dec14° / 11°10712.19.93.8

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% 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
34456
44456
54456
64456
74456
84357
94357
104357
114357
124258
134258
144258
154159
164258
174258
184258
194357
204258
214357
224357
234357
244456
254555
264555
274555
284555
294456
304456

Chance of precipitation in April

Any precipitation

Ushibukamachi gets around 167 mm of rain over 11.6 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 39% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
139
238
338
438
538
637
737
837
937
1037
1138
1238
1338
1439
1539
1639
1740
1840
1940
2040
2140
2240
2340
2440
2540
2639
2739
2839
2938
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 60% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1801460
2781570
3771670
4761770
5741880
6721981
7702091
8692191
9682291
106623101
116623101
126524101
136325111
146226111
156126121
166027121
176027121
185828131
195728132
205529142
215529142
225330152
235230162
244931173
254731183
264531204
274432214
284232225
294032225
303832236

Wind in April

Winds average 19 km/h in April.

Across April, daily wind ranges from about 18 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
120breezy
220light breeze
320light breeze
420light breeze
520light breeze
620light breeze
720light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze

Sunrise & sunset in April

DaylightNight

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

Days grow by about 54 minutes over April. Sunrise moves from 6:16 AM to 5:41 AM, and sunset from 6:33 PM to 6:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:166:33
212.36:146:34
312.46:136:35
412.46:126:36
512.46:106:36
612.56:096:37
712.56:086:38
812.56:066:38
912.66:056:39
1012.66:046:40
1112.66:036:40
1212.76:016:41
1312.76:006:42
1412.75:596:42
1512.85:586:43
1612.85:566:44
1712.85:556:45
1812.95:546:45
1912.95:536:46
2012.95:526:47
2112.95:506:47
2213.05:496:48
2313.05:486:49
2413.05:476:50
2513.15:466:50
2613.15:456:51
2713.15:446:52
2813.25:436:52
2913.25:426:53
3013.25:416:54

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.08 kWh/m².

For context, solar energy here swings from a low near 2.21 kWh/m² to a high of 5.36 kWh/m² in May across the year — April's 5.08 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in April

Hazard calendar for Ushibukamachi

In seasonPeak

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

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

Ushibukamachi's rainy season runs June–July, 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 Ushibukamachi?

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

5.5
Sightseeing
5th-best month of the year
1.8
Beach & pool
8th-best month of the year

April is a reasonable time to visit Ushibukamachi for sightseeing.

What to pack for Ushibukamachi in April

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

In April, Ushibukamachi sees daytime highs around 18°C and nights near 15°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

Sea temperature near Ushibukamachi in April

The nearest coast averages about 18°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 13 km away) is warmest in August at about 28°C and coldest in February near 17°C.

It's comfortable for a long swim from May 14 to Dec 7 — about 6.8 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb17Cool
Mar17Cool
Apr18Cool
May20Refreshing
Jun23Refreshing
Jul26Warm
Aug28Warm
Sep27Warm
Oct24Warm
Nov22Refreshing
Dec19Cool

UV index in Ushibukamachi 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 Ushibukamachi peaks around July 13 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 — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 13UV 10Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr8Very high
May8Very high
Jun10Very high
Jul11Extreme
Aug9Very high
Sep10Very high
Oct7High
Nov4Moderate
Dec3Moderate

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

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 1122 µg/m³Jul 2311 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb18Moderate
Mar22Moderate
Apr22Moderate
May20Moderate
Jun16Moderate
Jul11Good
Aug11Good
Sep11Good
Oct11Good
Nov13Moderate
Dec12Moderate
Location & terrain

Where is Ushibukamachi?

Ushibukamachi sits at 32.2°N, 130.0°E, 109 m above sea level, in Japan. The nearest listed city is Akune, 27 km away.

Topography around Ushibukamachi

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

Within 3 km, the terrain around Ushibukamachi has significant variations in elevation — a maximum elevation change of 285 m around an average of 29 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 435 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,449 m.

The land around Ushibukamachi is covered by water (47%) and trees (44%) within 3 km, water (70%) and trees (27%) within 16 km, and water (60%) and trees (35%) within 80 km.

3 km
285 m
16 km
435 m
80 km
1,449 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Akune 27 km · Hondomachi-hondo 32 km · Amakusa 33 km · Izumi 35 km · Minamata 36 km · Sashiki 47 km · Sendai 50 km · Tsuruda 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 Ushibukamachi (32.2014°, 130.0217°, elevation 109 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).