Hizume weather in August

In August, Hizume sees average daytime highs of 26°C and overnight lows near 19°C, with 138 mm of rain across 14.8 wet days and about 13.6 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 25°C by the end. 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 06 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Hizume's 10th-clearest and 12th-windiest month. For the whole year in context, see Hizume's year-round climate.

Daytime high
26°
1st warmest
Overnight low
19°
12th coldest
Rainfall
138 mm
14.8 wet days
Daylight
13 h 36 min
4:52 AM – 6:26 PM
Cloud cover
73%
10th clearest
Wind
7 km/h
12th windiest
Solar energy
4.17 kWh/m²
Travel score
5.8
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 26°C in the first days to 25°C by the end.

A typical August day in Hizume 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 21°C and 30°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°35°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
192619
202619
212518
222518
232518
242518
252518
262518
272518
282518
292518
302518
312417

How August really feels in Hizume

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.

Hizume weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-0° / -9°6512.114.79.50.0
Feb / -8°5911.212.210.40.0
Mar / -4°9514.511.611.70.3
Apr12° / 9813.93.4132.8
May17° / 103130.114.15.1
Jun21° / 13°11312.7014.75.7
Jul24° / 18°15916.1014.55.6
Aug26° / 19°13814.8013.65.8
Sep22° / 14°14113012.35.8
Oct16° / 11311.30.110.94.7
Nov / 7912.93.39.81.7
Dec / -5°7813.912.69.30.0

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 14% of August, with mostly cloudy or overcast conditions the remaining 71%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22872
32971
42971
52971
62971
72872
82773
92773
102773
112872
122872
132872
142872
152872
162872
172872
182971
193070
203070
213070
223169
233169
242971
252971
262971
272971
282971
292971
302971
312971

Chance of precipitation in August

Any precipitation

Hizume gets around 138 mm of rain over 14.8 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 47% and peaks near 48% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
145
245
345
445
545
645
745
846
946
1046
1146
1246
1347
1447
1547
1648
1748
1848
1948
2048
2148
2248
2348
2448
2548
2648
2748
2848
2948
3048
3148

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 48% of days. Sticky, muggy-or-worse air turns up on roughly 61% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
118205714
218195814
318195814
418185815
518185815
619185715
719185715
819195615
919195615
1019205515
1119205515
1219215415
1329225215
1429235115
15210235015
16210244915
17310254814
18310264714
19311274614
20411274413
21412284313
22512294312
23513294211
24513304111
25614304010
2661531409
2761531399
2871632388
2971732378
3071733367
3171833347

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 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 06 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 66 minutes over August. Sunrise moves from 4:38 AM to 5:07 AM, and sunset from 6:45 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.14:386:45
214.14:396:43
314.04:406:42
414.04:416:41
514.04:426:40
613.94:436:39
713.94:446:38
813.94:456:37
913.84:466:36
1013.84:476:34
1113.84:486:33
1213.74:496:32
1313.74:506:30
1413.64:506:29
1513.64:516:28
1613.64:526:26
1713.54:536:25
1813.54:546:24
1913.44:556:22
2013.44:566:21
2113.44:576:19
2213.34:586:18
2313.34:596:16
2413.25:006:15
2513.25:016:13
2613.25:026:12
2713.15:036:10
2813.15:046:09
2913.05:056:07
3013.05:066:06
3113.05:076:04

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.17 kWh/m².

For context, solar energy here swings from a low near 1.93 kWh/m² to a high of 5.17 kWh/m² in May across the year — August's 4.17 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.4Bright
84.4Bright
94.4Bright
104.3Bright
114.3Bright
124.3Bright
134.2Bright
144.2Bright
154.2Bright
164.1Bright
174.1Bright
184.1Bright
194.0Bright
204.0Bright
214.0Bright
224.0Moderate
234.0Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.9Moderate
283.8Moderate
293.8Moderate
303.8Moderate
313.8Moderate
Planning a trip in August

Is August a good time to visit Hizume?

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

5.8
Sightseeing
1st-best month of the year
5.5
Beach & pool
1st-best month of the year

August is a reasonable time to visit Hizume for sightseeing.

What to pack for Hizume in August

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

In August, Hizume sees daytime highs around 26°C and nights near 19°C. Pack rain gear. Worth having: light clothes. About 15 days see rain.

rain gearlight clothes

UV index in Hizume 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 Hizume peaks around August 19 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighVery highHighModerateLowAug 19UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun8Very high
Jul6High
Aug9Very high
Sep7Very high
Oct5Moderate
Nov2Moderate
Dec2Low

Air quality in Hizume 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 Hizume is worst in April — around 20 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1420 µg/m³Dec 1610 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar19Moderate
Apr20Moderate
May19Moderate
Jun14Moderate
Jul12Moderate
Aug11Good
Sep11Good
Oct12Good
Nov11Good
Dec9Good
Location & terrain

Where is Hizume?

Hizume sits at 39.5°N, 141.2°E, 102 m above sea level, in Japan. The nearest listed city is Yahaba, 7.0 km away.

Topography around Hizume

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

Within 3 km, the terrain around Hizume has only modest variations in elevation — a maximum elevation change of 130 m around an average of 111 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 860 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,987 m.

The land around Hizume is covered by cropland (48%), trees (25%) and artificial surfaces (22%) within 3 km, trees (68%) and cropland (21%) within 16 km, and trees (85%) within 80 km.

3 km
130 m
16 km
860 m
80 km
1,987 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Yahaba 7.0 km · Morioka 17 km · Hanamaki 19 km · Shizukuishi 22 km · Takizawa 28 km · Kitakami 30 km · Hachimantai 39 km · Kanegasaki 39 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 Hizume (39.55°, 141.1667°, elevation 102 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).