Nakatsugawa weather in August

In August, Nakatsugawa sees average daytime highs of 28°C and overnight lows near 20°C, with 198 mm of rain across 18.9 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 28°C through the month. The sky is clear or mostly clear about 21% of the time in August, and the air most often feels muggy.

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 Nakatsugawa's 8th-clearest and 12th-windiest month. For the whole year in context, see Nakatsugawa's year-round climate.

Daytime high
28°
1st warmest
Overnight low
20°
12th coldest
Rainfall
198 mm
18.9 wet days
Daylight
13 h 24 min
5:14 AM – 6:35 PM
Cloud cover
65%
8th clearest
Wind
5 km/h
12th windiest
Solar energy
4.93 kWh/m²
Travel score
4.9
out of 10

Nakatsugawa is city in Gifu prefecture, Japan.

Density
117/km²
people per km²
Founded
1952

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 28°C through the month.

A typical August day in Nakatsugawa reaches about 28°C in the afternoon and slips back to 20°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°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)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112820
122820
132820
142820
152820
162820
172820
182820
192820
202820
212820
222820
232720
242720
252719
262719
272719
282719
292719
302719
312719

How August really feels in Nakatsugawa

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.

Nakatsugawa 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 / -5°9611.99.99.90.0
Feb / -4°106106.610.70.2
Mar / -0°17412.74.911.71.9
Apr15° / 18713.10.612.94.3
May20° / 10°20513.8013.85.7
Jun23° / 15°27817.9014.45.2
Jul26° / 19°33520.8014.24.8
Aug28° / 20°19818.9013.34.9
Sep24° / 16°23415.3012.25.8
Oct19° / 10°20512.9011.15.7
Nov13° / 12910.40.610.13.6
Dec / -1°10012.26.39.60.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23961
33961
43961
53961
64060
74060
83961
93961
103961
113961
123961
133961
144060
154060
164060
174060
184060
194060
204258
214258
224258
234258
244159
254159
264258
274258
284258
294258
304258
314258

Chance of precipitation in August

Any precipitation

Nakatsugawa gets around 198 mm of rain over 18.9 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 61% and peaks near 62% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
161
261
361
461
561
661
761
861
961
1061
1162
1262
1362
1462
1562
1662
1761
1861
1961
2061
2161
2260
2360
2460
2560
2659
2759
2858
2958
3058
3157

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 69% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
101157212
201147312
301147312
401147213
501137313
601137313
701137313
801137313
901127413
1001127413
1101127512
1211127412
1311127412
1412127312
1512137311
1612137311
1713147210
1813147210
191315729
201416709
211417708
221518697
231520677
241621666
251622656
261724635
271726615
281827595
291829584
301931554
311932544

Wind in August

Winds average 5 km/h in August, the calmest month.

Across August, daily wind ranges from about 5 km/h on the calmest days to 5 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
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

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 5:02 AM to 5:25 AM, and sunset from 6:50 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.85:026:50
213.85:036:49
313.85:036:49
413.75:046:48
513.75:056:47
613.75:066:46
713.65:066:45
813.65:076:44
913.65:086:43
1013.55:096:41
1113.55:106:40
1213.55:106:39
1313.45:116:38
1413.45:126:37
1513.45:136:36
1613.45:146:35
1713.35:146:33
1813.35:156:32
1913.25:166:31
2013.25:176:30
2113.25:186:28
2213.15:186:27
2313.15:196:26
2413.15:206:24
2513.05:216:23
2613.05:216:22
2713.05:226:20
2812.95:236:19
2912.95:246:18
3012.95:256:16
3112.85:256:15

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.93 kWh/m².

For context, solar energy here swings from a low near 2.44 kWh/m² to a high of 5.43 kWh/m² in May across the year — August's 4.93 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.7Bright
254.7Bright
264.7Bright
274.6Bright
284.6Bright
294.6Bright
304.5Bright
314.5Bright
Planning a trip in August

Is August a good time to visit Nakatsugawa?

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

4.9
Sightseeing
5th-best month of the year
5.4
Beach & pool
1st-best month of the year

August is a reasonable time to visit Nakatsugawa for sightseeing.

What to pack for Nakatsugawa in August

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

In August, Nakatsugawa sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

UV index in Nakatsugawa in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nakatsugawa peaks around July 13 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 13UV 10Dec 20UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7Very high
May9Very high
Jun10Very high
Jul11Extreme
Aug9Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Nakatsugawa 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 Nakatsugawa is worst in April — around 22 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1322 µg/m³Dec 1813 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar21Moderate
Apr22Moderate
May21Moderate
Jun19Moderate
Jul15Moderate
Aug14Moderate
Sep14Moderate
Oct15Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Nakatsugawa?

Nakatsugawa sits at 35.5°N, 137.5°E, 338 m above sea level, in Japan. The nearest listed city is Ena, 11 km away.

Topography around Nakatsugawa

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

Within 3 km, the terrain around Nakatsugawa has large variations in elevation — a maximum elevation change of 654 m around an average of 431 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,974 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,170 m.

The land around Nakatsugawa is covered by trees (59%) and artificial surfaces (29%) within 3 km, trees (88%) within 16 km, and trees (84%) within 80 km.

3 km
654 m
16 km
1,974 m
80 km
3,170 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Ena 11 km · Mizunami 26 km · Iida 29 km · Toki 32 km · Mitake 34 km · Tajimi 38 km · Kani 41 km · Gero 43 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 Nakatsugawa (35.4833°, 137.5°, elevation 338 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. 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).