Kawaminami weather in April

In April, Kawaminami sees average daytime highs of 19°C and overnight lows near 12°C, with 158 mm of rain across 11.6 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 18°C in the first days to 21°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 Kawaminami's 7th-clearest and 8th-windiest month. For the whole year in context, see Kawaminami's year-round climate.

Daytime high
19°
7th warmest
Overnight low
12°
6th coldest
Rainfall
158 mm
11.6 wet days
Daylight
12 h 48 min
5:50 AM – 6:38 PM
Cloud cover
60%
7th clearest
Wind
8 km/h
8th windiest
Solar energy
5.05 kWh/m²
Travel score
5.9
out of 10

Kawaminami is town in Koyu district, Miyazaki prefecture, Japan.

Density
170/km²
people per km²
Founded
1953

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 18°C in the first days to 21°C by the end.

A typical April day in Kawaminami reaches about 19°C in the afternoon and slips back to 12°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 22°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)
11710
21710
31811
41811
51811
61811
71811
81811
91811
101912
111912
121912
131912
141912
151912
161912
171913
182013
192013
202013
212013
222013
232013
242014
252014
262114
272114
282114
292114
302115

How April really feels in Kawaminami

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.

Kawaminami 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 daysDaylight (hours)Travel score
Jan12° / 716.410.13.5
Feb13° / 86810.83.7
Mar15° / 13111.411.84.6
Apr19° / 12°15811.612.85.9
May23° / 17°19412.613.66.2
Jun25° / 21°37718.414.15.1
Jul29° / 25°27017.813.94.2
Aug30° / 25°26619.413.23.9
Sep28° / 23°29016.812.25.2
Oct23° / 17°16610.711.26.8
Nov19° / 12°978.210.46.4
Dec14° / 705.89.94.7

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 55%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15050
25050
34951
44951
54852
64852
74753
84753
94753
104654
114555
124456
134456
144456
154357
164456
174357
184258
194357
204357
214357
224357
234357
244258
254258
264357
274258
284258
294258
304258

Chance of precipitation in April

Any precipitation

Kawaminami gets around 158 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 41% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
137
237
337
437
537
637
737
837
937
1037
1138
1238
1339
1439
1540
1640
1740
1840
1940
2040
2141
2241
2341
2441
2541
2641
2740
2840
2940
3040

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 70% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1851230
2831340
3831340
4811450
5801550
6801550
7791650
8781660
9771760
10771760
11761860
12761860
13751960
14722071
15712171
16712171
17702271
18702271
19692371
20672382
21662482
22642592
236226102
246126112
255827123
265628133
275528143
285229154
295129164
304929175

Wind in April

Winds average 8 km/h in April.

Across April, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
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
257calm
267calm
277calm
287calm
297calm
307calm

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 6:10 AM to 5:35 AM, and sunset from 6:27 PM to 6:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:106:27
212.36:086:28
312.46:076:29
412.46:066:30
512.46:046:30
612.56:036:31
712.56:026:32
812.56:016:32
912.65:596:33
1012.65:586:34
1112.65:576:34
1212.75:556:35
1312.75:546:36
1412.75:536:36
1512.85:526:37
1612.85:506:38
1712.85:496:39
1812.95:486:39
1912.95:476:40
2012.95:466:41
2112.95:446:41
2213.05:436:42
2313.05:426:43
2413.05:416:44
2513.15:406:44
2613.15:396:45
2713.15:386:46
2813.25:376:46
2913.25:366:47
3013.25:356:48

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 2.68 kWh/m² to a high of 5.14 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
14.7Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
Planning a trip in April

Hazard calendar for Kawaminami

In seasonPeak

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

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

Kawaminami's rainy season runs May–September, 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 Kawaminami?

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

5.9
Sightseeing
4th-best month of the year
2.7
Beach & pool
7th-best month of the year

April is a reasonable time to visit Kawaminami for sightseeing.

What to pack for Kawaminami in April

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

In April, Kawaminami sees daytime highs around 19°C and nights near 12°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

Sea temperature near Kawaminami in April

The nearest coast averages about 20°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 28°C and coldest in February near 18°C.

It's comfortable for a long swim from Apr 22 to Jan 1 — about 8.4 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb18Cool
Mar18Cool
Apr20Cool
May22Refreshing
Jun24Refreshing
Jul26Warm
Aug28Warm
Sep27Warm
Oct25Warm
Nov23Refreshing
Dec21Refreshing

UV index in Kawaminami 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 Kawaminami peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 highHighModerateJun 22UV 11Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr8Very high
May9Very high
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep10Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Kawaminami 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 Kawaminami is worst in March — around 26 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (July, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2025 µg/m³Jul 2214 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb20Moderate
Mar26Moderate
Apr23Moderate
May22Moderate
Jun18Moderate
Jul14Moderate
Aug14Moderate
Sep14Moderate
Oct15Moderate
Nov16Moderate
Dec15Moderate
Location & terrain

Where is Kawaminami?

Kawaminami sits at 32.2°N, 131.5°E, 37 m above sea level, in Japan. The nearest listed city is Takanabe, 6.0 km away.

Topography around Kawaminami

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

Within 3 km, the terrain around Kawaminami has only modest variations in elevation — a maximum elevation change of 109 m around an average of 57 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,401 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,714 m.

The land around Kawaminami is covered by cropland (39%) and trees (37%) within 3 km, trees (42%) and water (38%) within 16 km, and trees (63%) and water (30%) within 80 km.

3 km
109 m
16 km
1,401 m
80 km
1,714 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Takanabe 6.0 km · Shintomi 14 km · Tsuma 14 km · Saito 16 km · Honjō 28 km · Hyūga 29 km · Miyazaki 31 km · Kadogawa 35 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 Kawaminami (32.1833°, 131.5167°, elevation 37 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).