Hanamaki weather in August

In August, Hanamaki sees average daytime highs of 26°C and overnight lows near 19°C, with 141 mm of rain across 14.9 wet days and about 13.5 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 25°C by the end. The sky is clear or mostly clear about 14% 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 12 h 54 min by month's end. Set against the rest of the year, August is Hanamaki's 10th-clearest and 11th-windiest month. For the whole year in context, see Hanamaki's year-round climate.

Daytime high
26°
1st warmest
Overnight low
19°
12th coldest
Rainfall
141 mm
14.9 wet days
Daylight
13 h 36 min
4:53 AM – 6:26 PM
Cloud cover
73%
10th clearest
Wind
6 km/h
11th windiest
Solar energy
4.14 kWh/m²
Travel score
5.7
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 25°C by the end.

A typical August day in Hanamaki 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 30°C. Set against its neighbours, August runs about 2°C warmer than July and about 4°C warmer than September.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12720
22720
32720
42720
52720
62720
72720
82720
92720
102720
112720
122720
132720
142720
152720
162620
172620
182620
192619
202619
212619
222619
232619
242619
252619
262619
272619
282519
292518
302518
312518

How August really feels in Hanamaki

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.

Hanamaki 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 / -7°8014.617.69.50.0
Feb / -7°7113.314.410.50.0
Mar / -3°10415.611.911.70.4
Apr12° / 10514.12.8133.0
May18° / 10913014.15.3
Jun22° / 14°11612.3014.75.9
Jul25° / 18°16916014.55.6
Aug26° / 19°14114.9013.55.7
Sep23° / 15°14713012.35.9
Oct16° / 12612.50114.8
Nov10° / 10014.63.49.81.9
Dec / -4°9816.414.29.30.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% 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 72%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12971
23070
33070
43070
53070
62971
72872
82872
92872
102773
112773
122773
132773
142773
152773
162674
172773
182872
192971
202971
212872
222872
232872
242971
252971
262872
272872
282872
292872
302872
312872

Chance of precipitation in August

Any precipitation

Hanamaki gets around 141 mm of rain over 14.9 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 47% and peaks near 49% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
145
245
345
445
545
645
745
845
946
1046
1146
1247
1347
1448
1548
1649
1749
1849
1949
2049
2149
2249
2349
2449
2549
2649
2749
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 42% of days. Sticky, muggy-or-worse air turns up on roughly 69% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
115164532
216164533
316164533
416164434
516164434
616154434
716154433
816154533
916154532
1017154532
1117164531
1217164531
1317164531
1417164530
1517174530
1627174529
1727184529
1828184428
1928194327
2038204326
2139214225
2239224125
23310234023
24410244022
25411253921
26411263920
27412273819
28412293718
29413303616
30414313515
31414333514

Wind in August

Winds average 6 km/h in August.

Across August, daily wind ranges from about 6 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
16calm
26calm
36calm
46calm
56calm
66calm
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 14 h 06 min at the start of August to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 4:39 AM to 5:07 AM, and sunset from 6:44 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.14:396:44
214.14:406:43
314.04:416:42
414.04:426:41
514.04:436:40
613.94:436:39
713.94:446:38
813.94:456:37
913.84:466:35
1013.84:476:34
1113.74:486:33
1213.74:496:32
1313.74:506:30
1413.64:516:29
1513.64:526:28
1613.64:536:26
1713.54:546:25
1813.54:556:24
1913.44:566:22
2013.44:576:21
2113.44:586:19
2213.34:596:18
2313.35:006:16
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
3112.95:076:04

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.14 kWh/m².

For context, solar energy here swings from a low near 1.8 kWh/m² to a high of 5.11 kWh/m² in May across the year — August's 4.14 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.4Bright
74.4Bright
84.4Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.2Bright
144.2Bright
154.2Bright
164.1Bright
174.1Bright
184.0Bright
194.0Bright
204.0Bright
214.0Moderate
224.0Moderate
233.9Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.8Moderate
313.7Moderate
Planning a trip in August

Is August a good time to visit Hanamaki?

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

5.7
Sightseeing
3rd-best month of the year
5.6
Beach & pool
1st-best month of the year

August is a reasonable time to visit Hanamaki for sightseeing.

What to pack for Hanamaki in August

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

In August, Hanamaki 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 Hanamaki 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 Hanamaki 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
Nov3Moderate
Dec2Low

Air quality in Hanamaki 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 Hanamaki 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 Hanamaki?

Hanamaki sits at 39.4°N, 141.1°E, 77 m above sea level, in Japan. The nearest listed city is Kitakami, 11 km away.

Topography around Hanamaki

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

Within 3 km, the terrain around Hanamaki has only modest variations in elevation — a maximum elevation change of 85 m around an average of 84 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 888 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,996 m.

The land around Hanamaki is covered by artificial surfaces (42%) and cropland (33%) within 3 km, trees (58%) and cropland (31%) within 16 km, and trees (82%) within 80 km.

3 km
85 m
16 km
888 m
80 km
1,996 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Kitakami 11 km · Hizume 19 km · Kanegasaki 20 km · Yahaba 25 km · Ōshū 27 km · Mizusawa 28 km · Morioka 35 km · Shizukuishi 36 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 Hanamaki (39.3833°, 141.1167°, elevation 77 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).