Kitahiroshima weather in August

In August, Kitahiroshima sees average daytime highs of 24°C and overnight lows near 19°C, with 171 mm of rain across 13.2 wet days and about 13.8 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 18% of the time in August, and the air most often feels muggy.

Daylight stretches from about 14 h 24 min at the start of August to 13 h 06 min by month's end. Set against the rest of the year, August is Kitahiroshima's 11th-clearest and 11th-windiest month. For the whole year in context, see Kitahiroshima's year-round climate.

Daytime high
24°
1st warmest
Overnight low
19°
12th coldest
Rainfall
171 mm
13.2 wet days
Daylight
13 h 48 min
4:45 AM – 6:31 PM
Cloud cover
70%
11th clearest
Wind
9 km/h
11th windiest
Solar energy
4.33 kWh/m²
Travel score
6.2
out of 10

Kitahiroshima is city in Hokkaido, Japan.

Density
495/km²
people per km²
Founded
1996

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical August day in Kitahiroshima reaches about 24°C in the afternoon and slips back to 19°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 28°C. Set against its neighbours, August runs about 2°C warmer than July and about 3°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12519
22519
32519
42519
52519
62519
72519
82519
92519
102519
112519
122519
132519
142419
152419
162419
172419
182419
192419
202418
212418
222418
232418
242418
252418
262418
272418
282418
292418
302417
312417

How August really feels in Kitahiroshima

Once humidity and wind are folded in, August 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

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Kitahiroshima weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -8°41811.29.20.0
Feb-1° / -8°3889.910.20.0
Mar / -4°5510.38.911.60.1
Apr11° / 6611.12.613.12.4
May16° / 8411.40.114.44.7
Jun19° / 13°7610.1015.15.9
Jul23° / 17°11912.2014.86.3
Aug24° / 19°17113.2013.86.2
Sep21° / 14°13813.9012.35.8
Oct15° / 8711.80.110.84.5
Nov / 7512.64.39.51.3
Dec / -4°6210.212.88.90.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23169
33169
43268
53268
63268
73367
83367
93367
103367
113367
123268
133367
143367
153367
163367
173367
183367
193367
203466
213466
223466
233565
243565
253565
263664
273763
283763
293763
303763
313763

Chance of precipitation in August

Any precipitation

Kitahiroshima gets around 171 mm of rain over 13.2 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 43% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
141
241
342
442
542
642
743
843
943
1043
1144
1244
1344
1444
1544
1644
1744
1844
1944
2044
2143
2243
2343
2443
2543
2642
2742
2842
2942
3042
3143

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the muggy band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 51% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1113273920
2113263921
3113253922
4112253922
5212263822
6212263822
7211273822
8211283822
9211293821
10210303720
11210313720
1229333719
1329343718
1429353717
1539363716
1639363615
17310373614
18310373613
19311373613
20312373612
21313373511
22414373511
23415373410
2441637349
2541737339
2641837338
2751936328
2852036317
2962136317
3062236297
3172236287

Wind in August

Winds average 9 km/h in August.

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

051015151015202531
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
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 24 min at the start of August to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over August. Sunrise moves from 4:28 AM to 5:01 AM, and sunset from 6:51 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.44:286:51
214.34:296:50
314.34:306:49
414.34:316:48
514.24:336:46
614.24:346:45
714.24:356:44
814.14:366:42
914.14:376:41
1014.04:386:40
1114.04:396:38
1213.94:406:37
1313.94:416:35
1413.94:426:34
1513.84:446:33
1613.84:456:31
1713.74:466:29
1813.74:476:28
1913.64:486:26
2013.64:496:25
2113.54:506:23
2213.54:516:21
2313.54:536:20
2413.44:546:18
2513.44:556:16
2613.34:566:15
2713.34:576:13
2813.24:586:11
2913.24:596:10
3013.15:006:08
3113.15:016:06

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.33 kWh/m².

For context, solar energy here swings from a low near 1.64 kWh/m² to a high of 5.43 kWh/m² in May across the year — August's 4.33 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.4Bright
114.4Bright
124.4Bright
134.4Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in August

Hazard calendar for Kitahiroshima

In seasonPeak

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

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

Kitahiroshima's rainy season runs July–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 August a good time to visit Kitahiroshima?

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

6.2
Sightseeing
2nd-best month of the year
5.4
Beach & pool
1st-best month of the year

August is a reasonable time to visit Kitahiroshima for sightseeing.

What to pack for Kitahiroshima in August

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

In August, Kitahiroshima sees daytime highs around 24°C and nights near 19°C. Worth packing: light clothes and rain gear. About 13 days see rain.

light clothesrain gear

Sea temperature near Kitahiroshima in August

The nearest coast averages about 20°C in August — 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 20°C and coldest in March near 3°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan6Bracing
Feb4Bracing
Mar3Bracing
Apr5Bracing
May8Bracing
Jun13Bracing
Jul17Cool
Aug20Refreshing
Sep20Cool
Oct16Cool
Nov13Bracing
Dec10Bracing

UV index in Kitahiroshima in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Kitahiroshima peaks around August 18 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighVery highHighModerateLowAug 18UV 8Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar3Moderate
Apr6High
May7Very high
Jun6High
Jul5Moderate
Aug8Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Kitahiroshima in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Kitahiroshima is worst in April — around 19 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1119 µg/m³Dec 158 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb14Moderate
Mar19Moderate
Apr19Moderate
May18Moderate
Jun13Moderate
Jul12Good
Aug10Good
Sep9Good
Oct11Good
Nov9Good
Dec8Good
Location & terrain

Where is Kitahiroshima?

Kitahiroshima sits at 43.0°N, 141.6°E, 19 m above sea level, in Japan. The nearest listed city is Eniwa, 9.0 km away.

Topography around Kitahiroshima

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

Within 3 km, the terrain around Kitahiroshima has only modest variations in elevation — a maximum elevation change of 104 m around an average of 28 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 501 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,859 m.

The land around Kitahiroshima is covered by cropland (38%), trees (29%) and artificial surfaces (22%) within 3 km, cropland (38%) and trees (37%) within 16 km, and trees (59%) and water (24%) within 80 km.

3 km
104 m
16 km
501 m
80 km
1,859 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Eniwa 9.0 km · Ebetsu 15 km · Chitose 19 km · Sapporo 20 km · Tōbetsu 27 km · Iwamizawa 29 km · Ishikari 34 km · Tomakomai 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 Kitahiroshima (42.9758°, 141.5672°, elevation 19 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).