Tsukawaki weather in April

In April, Tsukawaki sees average daytime highs of 18°C and overnight lows near 8°C, with 134 mm of precipitation across 11.7 wet days and about 12.8 hours of daylight. It is the 7th-warmest and 6th-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 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 18 min by month's end. Set against the rest of the year, April is Tsukawaki's 5th-clearest and 5th-windiest month. For the whole year in context, see Tsukawaki's year-round climate.

Daytime high
18°
7th warmest
Overnight low
6th coldest
Precipitation
134 mm
11.7 wet days
Daylight
12 h 48 min
5:51 AM – 6:40 PM
Cloud cover
62%
5th clearest
Wind
9 km/h
5th windiest
Solar energy
5 kWh/m²
Travel score
5.6
out of 10

Tsukawaki is settlement in Japan.

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 16°C in the first days to 20°C by the end.

A typical April day in Tsukawaki 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 13°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)
1166
2166
3166
4166
5177
6177
7177
8177
9177
10187
11188
12188
13188
14188
15188
16198
17199
18199
19199
20199
21199
22199
232010
242010
252010
262010
272010
282010
292111
302111

How April really feels in Tsukawaki

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.

Tsukawaki weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°688.53101.2
Feb / 809.42.410.81.8
Mar13° / 12312.71.211.73.5
Apr18° / 13411.70.112.85.6
May23° / 13°15112.1013.76.3
Jun25° / 18°31717.4014.25.3
Jul29° / 22°23117.60144.4
Aug30° / 22°16716013.24.3
Sep26° / 19°19714.6012.25.8
Oct21° / 12°1259011.26.7
Nov16° / 818.40.110.35.0
Dec10° / 668.31.39.82.4

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 13% of April, with mostly cloudy or overcast conditions the remaining 58%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14456
24357
34357
44357
54357
64357
74258
84258
94258
104159
114159
124159
134159
144159
154258
164258
174258
184357
194357
204357
214357
224357
234456
244456
254456
264357
274357
284456
294357
304258

Chance of precipitation in April

Any precipitation

Tsukawaki gets around 134 mm of rain and snow over 11.7 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 39% and peaks near 41% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)
141
240
340
440
539
639
739
839
939
1039
1139
1239
1339
1439
1540
1640
1740
1840
1940
2040
2140
2239
2339
2439
2538
2638
2738
2838
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 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
393520
493520
592620
692620
792620
892620
991720
1090730
1190730
1290730
1389830
1489830
1589830
1689830
1789830
1888840
1988840
2087940
2187940
22851050
23841150
24841150
25821260
26811360
27791470
28781471
29761581
30761581

Wind in April

Winds average 9 km/h in April.

Across April, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
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 6:11 AM to 5:35 AM, and sunset from 6:29 PM to 6:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:116:29
212.36:096:30
312.46:086:31
412.46:076:31
512.46:056:32
612.56:046:33
712.56:036:34
812.66:016:34
912.66:006:35
1012.65:596:36
1112.75:576:37
1212.75:566:37
1312.75:556:38
1412.85:536:39
1512.85:526:40
1612.85:516:40
1712.95:506:41
1812.95:486:42
1912.95:476:43
2013.05:466:43
2113.05:456:44
2213.05:446:45
2313.15:426:46
2413.15:416:46
2513.15:406:47
2613.15:396:48
2713.25:386:49
2813.25:376:49
2913.25:366:50
3013.35:356:51

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5 kWh/m².

For context, solar energy here swings from a low near 2.34 kWh/m² to a high of 5.3 kWh/m² in May across the year — April's 5 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
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 Tsukawaki

In seasonPeak

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

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

Tsukawaki'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 Tsukawaki?

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

5.6
Sightseeing
4th-best month of the year
2.1
Beach & pool
7th-best month of the year

April is a reasonable time to visit Tsukawaki for sightseeing.

What to pack for Tsukawaki in April

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

In April, Tsukawaki 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 Tsukawaki 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 39 km away) is warmest in August at about 27°C and coldest in February near 12°C.

It's comfortable for a long swim from Jun 6 to Nov 9 — about 5.2 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb12Bracing
Mar12Bracing
Apr14Bracing
May18Cool
Jun21Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov19Cool
Dec16Cool

UV index in Tsukawaki in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tsukawaki peaks around June 21 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 21UV 10Dec 20UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr8Very high
May8Very high
Jun10Extreme
Jul10Very high
Aug10Very high
Sep10Very high
Oct7High
Nov4Moderate
Dec3Moderate

Air quality in Tsukawaki 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 Tsukawaki is worst in March — around 30 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (September, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 1829 µg/m³Sep 2214 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb20Moderate
Mar30Moderate
Apr24Moderate
May22Moderate
Jun19Moderate
Jul14Moderate
Aug15Moderate
Sep14Moderate
Oct14Moderate
Nov15Moderate
Dec14Moderate
Location & terrain

Where is Tsukawaki?

Tsukawaki sits at 33.3°N, 131.2°E, 336 m above sea level, in Japan. The nearest listed city is Hita, 21 km away.

Topography around Tsukawaki

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

Within 3 km, the terrain around Tsukawaki has significant variations in elevation — a maximum elevation change of 495 m around an average of 408 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,384 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,799 m.

The land around Tsukawaki is covered by trees (54%) and cropland (24%) within 3 km, trees (86%) within 16 km, and trees (58%) and water (23%) within 80 km.

3 km
495 m
16 km
1,384 m
80 km
1,799 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Hita 21 km · Yufu 23 km · Beppu 32 km · Yokkaichi 33 km · Nakatsu 36 km · Hiji 36 km · Buzen 37 km · Aso 38 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 Tsukawaki (33.2767°, 131.1563°, elevation 336 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).