Fukagawa weather in August

In August, Fukagawa sees average daytime highs of 24°C and overnight lows near 17°C, with 168 mm of rain across 14.3 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 17% of the time in August, and the air most often feels humid.

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 Fukagawa's 8th-clearest and 11th-windiest month. For the whole year in context, see Fukagawa's year-round climate.

Daytime high
24°
1st warmest
Overnight low
17°
12th coldest
Rainfall
168 mm
14.3 wet days
Daylight
13 h 48 min
4:41 AM – 6:31 PM
Cloud cover
72%
8th clearest
Wind
7 km/h
11th windiest
Solar energy
4.25 kWh/m²
Travel score
6.0
out of 10

Fukagawa is city in Hokkaidō, Japan.

Density
49/km²
people per km²
Founded
1963

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 Fukagawa reaches about 24°C in the afternoon and slips back to 17°C overnight — a 7°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 1°C warmer than July and about 4°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12518
22518
32518
42518
52518
62518
72518
82518
92518
102518
112518
122518
132518
142518
152418
162417
172417
182417
192417
202417
212417
222417
232417
242417
252416
262416
272416
282416
292416
302316
312316

How August really feels in Fukagawa

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.

Fukagawa 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-3° / -11°521419.79.10.0
Feb-2° / -10°4612.116.710.20.0
Mar / -6°6413.714.611.60.0
Apr10° / 7213.14.813.22.1
May16° / 8812.70.214.54.6
Jun20° / 12°8711.6015.25.8
Jul24° / 16°14113.7014.96.1
Aug24° / 17°16814.3013.86.0
Sep21° / 12°14414.5012.35.6
Oct14° / 11315.40.710.83.6
Nov / -1°1021811.29.50.6
Dec-1° / -8°7716.920.58.80.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 15% of August, with mostly cloudy or overcast conditions the remaining 69%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22872
32971
42971
52971
62971
73070
83070
93070
103070
112971
123070
132971
142971
152971
162971
173070
183070
193169
203169
213268
223268
233268
243367
253367
263565
273565
283565
293565
303565
313664

Chance of precipitation in August

Any precipitation

Fukagawa gets around 168 mm of rain over 14.3 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 47% and peaks near 49% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
146
246
346
446
546
647
747
847
947
1048
1148
1248
1349
1449
1549
1649
1749
1849
1948
2048
2147
2246
2346
2446
2545
2645
2745
2845
2945
3045
3145

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the humid band about 37% of days. Sticky, muggy-or-worse air turns up on roughly 37% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1414343513
2414343513
3414333513
4415333513
5415333513
6415333513
7415333512
8415343512
9415353511
10416363411
11416363410
1241637349
1341638339
1441639338
1551640328
1651641317
1751741316
1861741306
1961842295
2071942285
2172042274
2282141264
2392241253
2492341243
25102440233
26112539223
27122738212
28132837212
29142936202
30153035192
31163034182

Wind in August

Winds average 7 km/h in August.

Across August, daily wind ranges from about 7 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
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

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 4:25 AM to 4:59 AM, and sunset from 6:51 PM to 6:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.44:256:51
214.44:266:50
314.44:276:49
414.34:286:48
514.34:296:46
614.24:306:45
714.24:316:44
814.24:326:42
914.14:336:41
1014.14:356:39
1114.04:366:38
1214.04:376:37
1314.04:386:35
1413.94:396:34
1513.94:406:32
1613.84:416:31
1713.84:436:29
1813.74:446:27
1913.74:456:26
2013.64:466:24
2113.64:476:22
2213.54:486:21
2313.54:496:19
2413.44:516:17
2513.44:526:16
2613.34:536:14
2713.34:546:12
2813.34:556:10
2913.24:566:09
3013.24:586:07
3113.14:596:05

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.25 kWh/m².

For context, solar energy here swings from a low near 1.49 kWh/m² to a high of 5.33 kWh/m² in May across the year — August's 4.25 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.0Bright
314.0Bright
Planning a trip in August

Hazard calendar for Fukagawa

In seasonPeak

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

Fukagawa 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 August a good time to visit Fukagawa?

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

6.0
Sightseeing
2nd-best month of the year
5.2
Beach & pool
1st-best month of the year

August is a reasonable time to visit Fukagawa for sightseeing.

What to pack for Fukagawa in August

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

In August, Fukagawa sees daytime highs around 24°C and nights near 17°C. Pack rain gear. Worth having: light clothes. About 14 days see rain.

rain gearlight clothes

Sea temperature near Fukagawa in August

The nearest coast averages about 21°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 38 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 Fukagawa 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 Fukagawa peaks around August 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 17UV 8Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar3Moderate
Apr5High
May7Very high
Jun7High
Jul6High
Aug8Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Fukagawa 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 Fukagawa is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1220 µg/m³Dec 159 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb15Moderate
Mar20Moderate
Apr21Moderate
May19Moderate
Jun14Moderate
Jul13Moderate
Aug11Good
Sep11Good
Oct12Good
Nov10Good
Dec9Good
Location & terrain

Where is Fukagawa?

Fukagawa sits at 43.7°N, 142.0°E, 40 m above sea level, in Japan. The nearest listed city is Takikawa, 20 km away.

Topography around Fukagawa

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

Within 3 km, the terrain around Fukagawa has only modest variations in elevation — a maximum elevation change of 75 m around an average of 51 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 834 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,253 m.

The land around Fukagawa is covered by cropland (61%) and artificial surfaces (20%) within 3 km, trees (50%) and cropland (42%) within 16 km, and trees (66%) within 80 km.

3 km
75 m
16 km
834 m
80 km
2,253 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Takikawa 20 km · Ashibetsu 25 km · Sunagawa 27 km · Asahikawa 27 km · Rumoi 41 km · Bibai 45 km · Shimo-furano 49 km · Furano 49 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 Fukagawa (43.7081°, 142.0392°, elevation 40 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).