Hanawa weather in August

In August, Hanawa sees average daytime highs of 26°C and overnight lows near 19°C, with 167 mm of rain across 16.5 wet days and about 13.6 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 15% of the time in August, and the air most often feels muggy.

Daylight stretches from about 14 h 12 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Hanawa's 7th-clearest and 12th-windiest month. For the whole year in context, see Hanawa's year-round climate.

Daytime high
26°
1st warmest
Overnight low
19°
12th coldest
Rainfall
167 mm
16.5 wet days
Daylight
13 h 36 min
4:53 AM – 6:29 PM
Cloud cover
72%
7th clearest
Wind
7 km/h
12th windiest
Solar energy
4.31 kWh/m²
Travel score
5.6
out of 10

Hanawa is city in Akita prefecture, Japan.

Density
52/km²
people per km²
Founded
1972

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 26°C through the month.

A typical August day in Hanawa reaches about 26°C in the afternoon and slips back to 19°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 29°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)
12619
22619
32619
42619
52619
62619
72619
82619
92619
102619
112619
122619
132619
142619
152619
162619
172619
182619
192519
202519
212518
222518
232518
242518
252518
262518
272518
282518
292518
302517
312417

How August really feels in Hanawa

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.

Hanawa weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -7°8215.220.49.50.0
Feb / -7°7914.516.810.40.0
Mar / -4°10716.614.511.70.2
Apr11° / 10314.64.3132.5
May17° / 10813.80.114.25.0
Jun21° / 13°11613.7014.85.6
Jul24° / 18°17217014.65.5
Aug26° / 19°16716.5013.65.6
Sep22° / 14°14814012.35.7
Oct16° / 13113.50.210.94.4
Nov / 10915.86.19.81.3
Dec / -5°10416.217.29.20.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% 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 69%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12971
22971
32971
42971
53070
63070
73070
83070
93070
103070
113169
123169
133169
143169
153169
163268
173268
183367
193268
203268
213367
223367
233268
243268
253169
263169
273169
283169
293070
303070
312971

Chance of precipitation in August

Any precipitation

Hanawa gets around 167 mm of rain over 16.5 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 53% and peaks near 55% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
150
250
350
450
550
650
751
851
951
1052
1152
1252
1353
1453
1554
1654
1754
1854
1954
2054
2154
2254
2354
2454
2555
2655
2754
2854
2954
3054
3154

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 42% of days. Sticky, muggy-or-worse air turns up on roughly 63% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
127194825
227184726
327184726
417184627
518194627
618194527
718194527
818194526
918204526
1018204426
1118214425
1219224425
1319224424
1419234423
1529234323
1629244322
1729244321
18210254221
19310254220
20311264119
21311264019
22412274018
23413273917
24413283916
25414293815
26514293814
27515303713
28516313612
29516323511
30517333410
31518343310

Wind in August

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

Across August, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 12 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 4:38 AM to 5:08 AM, and sunset from 6:47 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.24:386:47
214.14:396:46
314.14:406:45
414.14:416:44
514.04:426:43
614.04:436:42
713.94:446:41
813.94:456:40
913.94:466:38
1013.84:476:37
1113.84:486:36
1213.84:496:34
1313.74:506:33
1413.74:516:32
1513.64:526:30
1613.64:536:29
1713.64:546:28
1813.54:556:26
1913.54:566:25
2013.44:576:23
2113.44:586:22
2213.44:596:20
2313.35:006:19
2413.35:016:17
2513.25:026:16
2613.25:036:14
2713.15:046:13
2813.15:056:11
2913.15:066:09
3013.05:076:08
3113.05:086:06

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.31 kWh/m².

For context, solar energy here swings from a low near 1.73 kWh/m² to a high of 5.33 kWh/m² in May across the year — August's 4.31 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.4Bright
124.4Bright
134.4Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.0Bright
284.0Bright
294.0Bright
304.0Moderate
314.0Moderate
Planning a trip in August

Is August a good time to visit Hanawa?

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

5.6
Sightseeing
2nd-best month of the year
5.2
Beach & pool
1st-best month of the year

August is a reasonable time to visit Hanawa for sightseeing.

What to pack for Hanawa in August

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

In August, Hanawa sees daytime highs around 26°C and nights near 19°C. Pack rain gear. Worth having: light clothes. About 17 days see rain.

rain gearlight clothes

UV index in Hanawa 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 Hanawa peaks around August 18 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighVery highHighModerateLowAug 18UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun8Very high
Jul6High
Aug9Very high
Sep7High
Oct5Moderate
Nov2Moderate
Dec2Low

Air quality in Hanawa 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 Hanawa is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1421 µg/m³Dec 1510 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar20Moderate
Apr21Moderate
May19Moderate
Jun14Moderate
Jul12Moderate
Aug12Good
Sep12Good
Oct12Good
Nov10Good
Dec10Good
Location & terrain

Where is Hanawa?

Hanawa sits at 40.2°N, 140.8°E, 144 m above sea level, in Japan. The nearest listed city is Ōdate, 22 km away.

Topography around Hanawa

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

Within 3 km, the terrain around Hanawa has significant variations in elevation — a maximum elevation change of 394 m around an average of 215 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,059 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,118 m.

The land around Hanawa is covered by trees (65%) within 3 km, trees (89%) within 16 km, and trees (81%) within 80 km.

3 km
394 m
16 km
1,059 m
80 km
2,118 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Ōdate 22 km · Kita-Akita 33 km · Takanosu 36 km · Hachimantai 43 km · Ninohe 46 km · Nanaku 48 km · Hirakawa 48 km · Takizawa 52 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 Hanawa (40.1836°, 140.7872°, elevation 144 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).