Fuji weather in August

In August, Fuji sees average daytime highs of 27°C and overnight lows near 21°C, with 197 mm of rain across 18.6 wet days and about 13.3 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 18% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 48 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Fuji's 8th-clearest and 12th-windiest month. For the whole year in context, see Fuji's year-round climate.

Daytime high
27°
1st warmest
Overnight low
21°
12th coldest
Rainfall
197 mm
18.6 wet days
Daylight
13 h 18 min
5:09 AM – 6:29 PM
Cloud cover
69%
8th clearest
Wind
6 km/h
12th windiest
Solar energy
4.97 kWh/m²
Travel score
5.1
out of 10

Fuji is city in Shizuoka Prefecture, Japan.

Founded
1966

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 27°C through the month.

A typical August day in Fuji reaches about 27°C in the afternoon and slips back to 21°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 30°C. Set against its neighbours, August runs about 1°C warmer than July and about 3°C warmer than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12822
22822
32822
42822
52822
62822
72822
82822
92822
102822
112822
122822
132822
142822
152821
162821
172821
182821
192721
202721
212721
222721
232721
242721
252721
262721
272721
282721
292721
302721
312720

How August really feels in Fuji

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.

Fuji weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°10211.14.99.90.8
Feb / -1°11612.15.910.71.0
Mar11° / 20216.63.611.72.2
Apr16° / 19414.90.512.94.2
May20° / 12°19414.9013.85.4
Jun23° / 16°25718014.35.1
Jul27° / 20°27519.5014.14.9
Aug27° / 21°19718.6013.35.1
Sep24° / 18°27916.5012.25.5
Oct19° / 13°26515.9011.15.3
Nov14° / 14812.70.110.24.0
Dec10° / 10110.91.19.72.1

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 18% of August, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23466
33466
43466
53565
63565
73664
83565
93565
103565
113565
123466
133565
143565
153565
163565
173664
183664
193664
203664
213664
223664
233565
243664
253763
263763
273763
283763
293664
303664
313664

Chance of precipitation in August

Any precipitation

Fuji gets around 197 mm of rain over 18.6 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 60% and peaks near 62% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
161
261
361
462
562
662
762
862
962
1061
1161
1261
1361
1461
1560
1660
1760
1860
1959
2059
2159
2258
2358
2458
2558
2657
2757
2857
2957
3057
3157

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 90% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10636571
20636571
30636571
40635581
50635581
60634591
70634591
80634591
90634600
101634590
111634590
121634590
131735570
141735570
151736560
161736560
171837540
182838520
192938510
202939490
2121040480
2221042460
2321143440
2421244420
2521246400
2621347380
2721448360
2821549330
2921651310
3021752290
3131851280

Wind in August

Winds average 6 km/h in August, the calmest month.

Across August, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 48 min at the start of August to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over August. Sunrise moves from 4:58 AM to 5:21 AM, and sunset from 6:45 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.84:586:45
213.84:586:44
313.74:596:43
413.75:006:42
513.75:016:41
613.65:026:40
713.65:026:39
813.65:036:38
913.65:046:37
1013.55:056:36
1113.55:056:35
1213.55:066:34
1313.45:076:33
1413.45:086:32
1513.45:096:31
1613.35:096:29
1713.35:106:28
1813.35:116:27
1913.25:126:26
2013.25:126:24
2113.25:136:23
2213.15:146:22
2313.15:156:21
2413.15:166:19
2513.05:166:18
2613.05:176:17
2713.05:186:15
2812.95:196:14
2912.95:196:12
3012.85:206:11
3112.85:216:10

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.97 kWh/m².

For context, solar energy here swings from a low near 2.52 kWh/m² to a high of 5.34 kWh/m² in May across the year — August's 4.97 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.7Bright
264.7Bright
274.7Bright
284.6Bright
294.6Bright
304.6Bright
314.5Bright
Planning a trip in August

Hazard calendar for Fuji

In seasonPeak

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

Fuji 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 Fuji?

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

5.1
Sightseeing
4th-best month of the year
5.3
Beach & pool
1st-best month of the year

August is a reasonable time to visit Fuji for sightseeing.

What to pack for Fuji in August

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

In August, Fuji sees daytime highs around 27°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

Sea temperature near Fuji in August

The nearest coast averages about 27°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 27°C and coldest in February near 15°C.

It's comfortable for a long swim from May 30 to Nov 23 — about 5.9 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar15Cool
Apr17Cool
May19Cool
Jun22Refreshing
Jul24Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov21Refreshing
Dec18Cool

UV index in Fuji in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Fuji 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 highExtremeVery highModerateJul 19UV 10Dec 23UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May9Very high
Jun10Very high
Jul10Extreme
Aug10Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Fuji 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 Fuji is worst in April — around 23 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1623 µg/m³Dec 1610 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb20Moderate
Mar20Moderate
Apr23Moderate
May20Moderate
Jun17Moderate
Jul13Moderate
Aug12Good
Sep12Good
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Fuji?

Fuji sits at 35.2°N, 138.7°E, 9 m above sea level, in Japan. The nearest listed city is Fujinomiya, 8.0 km away.

Topography around Fuji

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

Within 3 km, the terrain around Fuji has only modest variations in elevation — a maximum elevation change of 187 m around an average of 36 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,498 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,736 m.

The land around Fuji is covered by artificial surfaces (83%) within 3 km, trees (50%) and water (30%) within 16 km, and trees (58%) and water (32%) within 80 km.

3 km
187 m
16 km
1,498 m
80 km
3,736 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Fujinomiya 8.0 km · Numazu 18 km · Nakatogari 20 km · Fushimi 20 km · Susono 20 km · Mishima 22 km · Kamizawa 26 km · Izunokuni 28 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 Fuji (35.1667°, 138.6833°, elevation 9 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).