Asahikawa weather in July

In July, Asahikawa sees average daytime highs of 24°C and overnight lows near 16°C, with 147 mm of rain across 14.4 wet days and about 14.9 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 22°C in the first days to 25°C by the end. The sky is clear or mostly clear about 13% of the time in July, and the air most often feels humid.

Daylight stretches from about 15 h 12 min at the start of July to 14 h 30 min by month's end. Set against the rest of the year, July is Asahikawa's 10th-clearest and 12th-windiest month. For the whole year in context, see Asahikawa's year-round climate.

Daytime high
24°
2nd warmest
Overnight low
16°
11th coldest
Rainfall
147 mm
14.4 wet days
Daylight
15 hours
4:07 AM – 7:05 PM
Cloud cover
74%
10th clearest
Wind
7 km/h
12th windiest
Solar energy
4.67 kWh/m²
Travel score
6.0
out of 10

Asahikawa is city in Hokkaido, Japan.

Density
446/km²
people per km²
Founded
1877

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 22°C in the first days to 25°C by the end.

A typical July day in Asahikawa reaches about 24°C in the afternoon and slips back to 16°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 27°C. Set against its neighbours, July runs about 3°C warmer than June and on par with August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12214
22214
32214
42215
52315
62315
72315
82315
92315
102315
112316
122316
132316
142316
152416
162416
172416
182416
192417
202417
212417
222417
232417
242517
252517
262517
272518
282518
292518
302518
312518

How July really feels in Asahikawa

Once humidity and wind are folded in, July 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

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

Asahikawa weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-4° / -12°571520.49.10.0
Feb-2° / -11°501317.110.20.0
Mar / -6°6714.915.711.60.0
Apr10° / 7713.65.813.22.1
May16° / 91130.414.54.8
Jun20° / 12°9012.4015.25.8
Jul24° / 16°14714.4014.96.0
Aug24° / 17°17115013.85.9
Sep20° / 12°14314.4012.35.6
Oct14° / 11515.61.210.83.5
Nov / -2°10718.412.39.50.5
Dec-1° / -9°8317.321.78.80.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 12% of July, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12971
22872
32773
42773
52674
62773
72575
82575
92575
102575
112575
122575
132575
142476
152476
162476
172476
182476
192476
202575
212674
222575
232575
242575
252575
262575
272575
282674
292773
302773
312674

Chance of precipitation in July

Any precipitation

Asahikawa gets around 147 mm of rain over 14.4 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 45% and peaks near 48% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
142
242
342
443
543
644
744
844
944
1044
1144
1244
1344
1444
1545
1645
1745
1846
1946
2046
2147
2247
2347
2447
2548
2648
2748
2848
2948
3048
3148

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the humid band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 21% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
130412440
228412650
327402760
425402970
523393070
622383180
720383390
8193734100
9183635110
10173636110
11163536120
12153437130
13143338141
14143238151
15133239161
16123039171
17112940191
18112840201
19102740222
2092540232
2182440253
2282340263
2372240284
2472139294
2562039305
2661938326
2751837336
2851736347
2951736358
3051635368
3151635369

Wind in July

Winds average 7 km/h in July, the calmest month.

Across July, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 12 min at the start of July to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over July. Sunrise moves from 3:57 AM to 4:22 AM, and sunset from 7:11 PM to 6:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.23:577:11
215.23:577:11
315.23:587:11
415.23:597:10
515.23:597:10
615.24:007:10
715.24:007:10
815.14:017:09
915.14:027:09
1015.14:027:08
1115.14:037:08
1215.14:047:07
1315.04:057:07
1415.04:067:06
1515.04:067:06
1615.04:077:05
1714.94:087:04
1814.94:097:04
1914.94:107:03
2014.94:117:02
2114.84:127:01
2214.84:137:00
2314.84:147:00
2414.74:156:59
2514.74:166:58
2614.74:176:57
2714.64:186:56
2814.64:196:55
2914.64:206:54
3014.54:216:52
3114.54:226:51

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.67 kWh/m².

For context, solar energy here swings from a low near 1.53 kWh/m² to a high of 5.25 kWh/m² in May across the year — July's 4.67 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in July

Is July a good time to visit Asahikawa?

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

6.0
Sightseeing
1st-best month of the year
4.9
Beach & pool
2nd-best month of the year

July is a reasonable time to visit Asahikawa for sightseeing.

What to pack for Asahikawa in July

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

In July, Asahikawa sees daytime highs around 24°C and nights near 16°C. Pack rain gear. Worth having: light clothes and sun protection. About 14 days see rain.

rain gearlight clothessun protection

Sea temperature near Asahikawa in July

The nearest coast averages about 18°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 60 km away) is warmest in August at about 21°C and coldest in February near 5°C.

It's comfortable for a long swim from Aug 3 to Sep 20 — about 1.6 months when the water holds above 20°C.

10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan6Bracing
Feb5Bracing
Mar5Bracing
Apr7Bracing
May10Bracing
Jun14Bracing
Jul18Cool
Aug21Refreshing
Sep21Refreshing
Oct17Cool
Nov13Bracing
Dec9Bracing

UV index in Asahikawa in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Asahikawa peaks around August 16 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighVery highHighModerateLowAug 16UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar3Moderate
Apr6High
May7Very high
Jun7Very high
Jul6High
Aug9Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Asahikawa in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Asahikawa is worst in April — around 17 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1517 µg/m³Dec 178 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb11Good
Mar16Moderate
Apr17Moderate
May15Moderate
Jun11Good
Jul11Good
Aug9Good
Sep8Good
Oct9Good
Nov9Good
Dec7Good
Location & terrain

Where is Asahikawa?

Asahikawa sits at 43.8°N, 142.4°E, 121 m above sea level, in Japan. The nearest listed city is Fukagawa, 27 km away.

Topography around Asahikawa

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

Within 3 km, the terrain around Asahikawa has only modest variations in elevation — a maximum elevation change of 64 m around an average of 115 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 755 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,253 m.

The land around Asahikawa is covered by artificial surfaces (77%) within 3 km, trees (51%) and cropland (31%) within 16 km, and trees (81%) within 80 km.

3 km
64 m
16 km
755 m
80 km
2,253 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Fukagawa 27 km · Ashibetsu 32 km · Minamishibetsuchō 43 km · Takikawa 44 km · Furano 47 km · Shimo-furano 47 km · Sunagawa 49 km · Rumoi 61 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 Asahikawa (43.7706°, 142.3649°, elevation 121 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. 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).