Hiratachō weather in April

In April, Hiratachō sees average daytime highs of 15°C and overnight lows near 11°C, with 107 mm of rain across 10.2 wet days and about 12.9 hours of daylight. It is the 8th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 13°C in the first days to 16°C by the end. The sky is clear or mostly clear about 35% 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 24 min by month's end. Set against the rest of the year, April is Hiratachō's 2nd-clearest and 6th-windiest month. For the whole year in context, see Hiratachō's year-round climate.

Daytime high
15°
8th warmest
Overnight low
11°
5th coldest
Rainfall
107 mm
10.2 wet days
Daylight
12 h 54 min
5:42 AM – 6:36 PM
Cloud cover
57%
2nd clearest
Wind
21 km/h
6th windiest
Solar energy
5.32 kWh/m²
Travel score
4.4
out of 10

Hiratachō is human 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 13°C in the first days to 16°C by the end.

A typical April day in Hiratachō reaches about 15°C in the afternoon and slips back to 11°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 18°C. Set against its neighbours, April runs about 4°C warmer than March and about 4°C cooler than May.

10°15°20°151015202530
Avg high (°C)Avg low (°C)
1139
2139
31310
41310
51310
61310
71410
81410
91410
101411
111411
121411
131411
141511
151511
161512
171512
181512
191512
201512
211612
221612
231613
241613
251613
261613
271613
281713
291713
301714

Hiratachō weather by month

How April compares with the rest of the year at a glance. April is the 8th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 15720.659.91.1
Feb / 11916.43.910.71.2
Mar11° / 12914.61.111.72.4
Apr15° / 11°10710.2012.94.4
May19° / 16°1219.8013.86.0
Jun22° / 20°15511.1014.36.2
Jul26° / 24°19713.3014.16.1
Aug27° / 25°13211.7013.36.2
Sep25° / 22°17812.9012.26.3
Oct20° / 17°10811011.16.2
Nov16° / 13°11213.7010.14.4
Dec11° / 161202.89.72.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% 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 51%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14951
24951
34951
44951
55050
65050
74951
85050
95050
105050
115050
125050
134951
144951
154951
164852
174951
184951
194753
204852
214852
224852
234852
244852
254852
264852
274951
284951
294852
304951

Chance of precipitation in April

Any precipitation

Hiratachō gets around 107 mm of rain over 10.2 wet days in April, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 39% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
139
239
338
438
537
636
736
835
935
1035
1134
1234
1334
1434
1534
1634
1734
1833
1933
2033
2133
2233
2332
2432
2532
2632
2731
2831
2931
3031

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 90% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
19910
29820
39820
49820
59820
69730
79730
89730
99640
109640
119640
129550
139550
149460
159370
169370
179181
189091
199091
2089101
2188111
2287121
2386131
2485141
2583161
2681172
2779192
2878202
2976222
3074233

Wind in April

Winds average 21 km/h in April.

Across April, daily wind ranges from about 20 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
121breezy
221breezy
321breezy
421breezy
521breezy
621breezy
721breezy
821breezy
921breezy
1021breezy
1121breezy
1221breezy
1321breezy
1421breezy
1521breezy
1621breezy
1721breezy
1821breezy
1920breezy
2020breezy
2120breezy
2220breezy
2320breezy
2420light breeze
2520light breeze
2620light breeze
2720light breeze
2820light breeze
2920light breeze
3020light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over April. Sunrise moves from 6:03 AM to 5:25 AM, and sunset from 6:23 PM to 6:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:036:23
212.46:026:24
312.46:006:25
412.45:596:26
512.55:586:27
612.55:566:28
712.65:556:28
812.65:536:29
912.65:526:30
1012.75:506:31
1112.75:496:32
1212.75:486:32
1312.85:466:33
1412.85:456:34
1512.95:436:35
1612.95:426:36
1712.95:416:37
1813.05:396:37
1913.05:386:38
2013.05:376:39
2113.15:366:40
2213.15:346:41
2313.15:336:42
2413.25:326:42
2513.25:316:43
2613.25:296:44
2713.35:286:45
2813.35:276:46
2913.35:266:47
3013.45:256:48

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.32 kWh/m².

For context, solar energy here swings from a low near 2.02 kWh/m² to a high of 5.83 kWh/m² in May across the year — April's 5.32 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
65.1Bright
75.1Bright
85.1Bright
95.2Bright
105.2Bright
115.2Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in April

Hazard calendar for Hiratachō

In seasonPeak

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

Hiratachō 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 Hiratachō?

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

4.4
Sightseeing
7th-best month of the year
0.3
Beach & pool
8th-best month of the year

April is a reasonable time to visit Hiratachō for sightseeing.

What to pack for Hiratachō in April

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

In April, Hiratachō sees daytime highs around 15°C and nights near 11°C. Worth packing: a warm layer, rain gear, sun protection and a windbreaker. About 10 days see rain.

a warm layerrain gearsun protectiona windbreaker

Sea temperature near Hiratachō 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 19 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 12 to Nov 15 — about 5.2 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb13Bracing
Mar13Bracing
Apr15Bracing
May17Cool
Jun21Refreshing
Jul24Warm
Aug27Warm
Sep25Warm
Oct23Refreshing
Nov20Refreshing
Dec17Cool

UV index in Hiratachō 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 Hiratachō peaks around July 19 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highModerateJul 19UV 10Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Extreme
Aug10Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Hiratachō 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 Hiratachō is worst in April — around 22 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (October, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1222 µg/m³Oct 1310 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb16Moderate
Mar21Moderate
Apr22Moderate
May20Moderate
Jun17Moderate
Jul13Moderate
Aug12Good
Sep11Good
Oct10Good
Nov12Good
Dec11Good
Location & terrain

Where is Hiratachō?

Hiratachō sits at 35.4°N, 132.8°E, -1 m above sea level, in Japan. The nearest listed city is Izumo, 9.0 km away.

Topography around Hiratachō

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

Within 3 km, the terrain around Hiratachō has significant variations in elevation — a maximum elevation change of 402 m around an average of 25 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 527 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,689 m.

The land around Hiratachō is covered by cropland (39%) and trees (31%) within 3 km, trees (42%) and water (38%) within 16 km, and trees (48%) and water (48%) within 80 km.

3 km
402 m
16 km
527 m
80 km
1,689 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Izumo 9.0 km · Matsue 22 km · Unnan 22 km · Yasugichō 39 km · Ōdachō-ōda 39 km · Sakaiminato 39 km · Yonago 47 km · Mikuriya 62 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 Hiratachō (35.4333°, 132.8167°, elevation -1 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).