Rikuzen-Takata weather in August

In August, Rikuzen-Takata sees average daytime highs of 23°C and overnight lows near 21°C, with 160 mm of rain across 13.7 wet days and about 13.5 hours of daylight. It is the 1st-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 19% 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 Rikuzen-Takata's 10th-clearest and 10th-windiest month. For the whole year in context, see Rikuzen-Takata's year-round climate.

Daytime high
23°
1st warmest
Overnight low
21°
12th coldest
Rainfall
160 mm
13.7 wet days
Daylight
13 h 30 min
4:51 AM – 6:24 PM
Cloud cover
70%
10th clearest
Wind
13 km/h
10th windiest
Solar energy
4.69 kWh/m²
Travel score
6.1
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical August day in Rikuzen-Takata reaches about 23°C in the afternoon and slips back to 21°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 26°C. Set against its neighbours, August runs about 2°C warmer than July and about 2°C warmer than September.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12320
22321
32321
42321
52321
62421
72421
82421
92421
102421
112421
122421
132421
142421
152421
162421
172421
182421
192421
202321
212321
222321
232321
242321
252321
262321
272320
282320
292320
302320
312320

How August really feels in Rikuzen-Takata

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.

Rikuzen-Takata weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°557.74.39.60.0
Feb / -1°507.24.710.50.0
Mar / 9910.94.111.70.6
Apr10° / 10910.91132.4
May14° / 11°12911.8014.14.0
Jun18° / 15°13812.4014.75.1
Jul21° / 19°17615.5014.55.5
Aug23° / 21°16013.7013.56.1
Sep21° / 18°18814.1012.35.7
Oct17° / 13°16010.90115.3
Nov12° / 828.90.39.93.3
Dec / 709.52.99.30.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% 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 68%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23268
33268
43268
53268
63268
73268
83268
93169
103169
113169
123268
133169
143169
153268
163169
173169
183268
193367
203367
213367
223367
233367
243466
253466
263466
273466
283367
293367
303466
313466

Chance of precipitation in August

Any precipitation

Rikuzen-Takata gets around 160 mm of rain over 13.7 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 45% and peaks near 47% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
141
241
341
441
541
642
742
843
943
1044
1144
1245
1345
1446
1546
1646
1746
1846
1946
2045
2145
2246
2346
2446
2546
2646
2746
2846
2946
3047
3147

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 76% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1061544350
2061543360
3061442380
4061441390
5061440400
6051440400
7051440410
8051439410
9051440410
10051440410
11051440400
12051440400
13151541390
14141541380
15141542380
16141642370
17141742360
18141742350
19141842341
20151941331
21151942331
22152041321
23152141311
24152241301
25162341291
26162441280
27162540280
28172640270
29172739260
30182839250
31082938240

Wind in August

Winds average 13 km/h in August.

Across August, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

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 4:38 AM to 5:05 AM, and sunset from 6:41 PM to 6:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.14:386:41
214.04:386:40
314.04:396:39
414.04:406:38
513.94:416:37
613.94:426:36
713.94:436:35
813.84:446:34
913.84:456:33
1013.84:466:31
1113.74:476:30
1213.74:486:29
1313.74:496:28
1413.64:496:26
1513.64:506:25
1613.54:516:24
1713.54:526:22
1813.54:536:21
1913.44:546:19
2013.44:556:18
2113.34:566:17
2213.34:576:15
2313.34:586:14
2413.24:596:12
2513.25:006:11
2613.15:016:09
2713.15:026:08
2813.15:036:06
2913.05:036:05
3013.05:046:03
3112.95:056:01

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.69 kWh/m².

For context, solar energy here swings from a low near 2.13 kWh/m² to a high of 5.56 kWh/m² in May across the year — August's 4.69 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
94.9Bright
104.9Bright
114.8Bright
124.8Bright
134.8Bright
144.7Bright
154.7Bright
164.7Bright
174.6Bright
184.6Bright
194.6Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.4Bright
264.4Bright
274.4Bright
284.3Bright
294.3Bright
304.3Bright
314.3Bright
Planning a trip in August

Hazard calendar for Rikuzen-Takata

In seasonPeak

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

Rikuzen-Takata 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 Rikuzen-Takata?

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

6.1
Sightseeing
1st-best month of the year
4.9
Beach & pool
1st-best month of the year

August is a reasonable time to visit Rikuzen-Takata for sightseeing.

What to pack for Rikuzen-Takata in August

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

In August, Rikuzen-Takata sees daytime highs around 23°C and nights near 21°C. Worth packing: light clothes, rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

Sea temperature near Rikuzen-Takata in August

The nearest coast averages about 22°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 16 km away) is warmest in August at about 22°C and coldest in March near 7°C.

It's comfortable for a long swim from Jul 21 to Oct 3 — about 2.5 months when the water holds above 20°C.

5°10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan11Bracing
Feb8Bracing
Mar7Bracing
Apr9Bracing
May12Bracing
Jun17Cool
Jul20Cool
Aug22Refreshing
Sep22Refreshing
Oct19Cool
Nov16Cool
Dec13Bracing

UV index in Rikuzen-Takata 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 Rikuzen-Takata 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 Rikuzen-Takata 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 Rikuzen-Takata is worst in April — around 19 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1319 µg/m³Dec 179 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar18Moderate
Apr19Moderate
May17Moderate
Jun12Moderate
Jul11Good
Aug9Good
Sep10Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Rikuzen-Takata?

Rikuzen-Takata sits at 39.0°N, 141.7°E, 44 m above sea level, in Japan. The nearest listed city is Ōfunato, 8.0 km away.

Topography around Rikuzen-Takata

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

Within 3 km, the terrain around Rikuzen-Takata has large variations in elevation — a maximum elevation change of 690 m around an average of 129 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 880 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,889 m.

The land around Rikuzen-Takata is covered by trees (53%) within 3 km, trees (67%) and water (26%) within 16 km, and trees (56%) and water (31%) within 80 km.

3 km
690 m
16 km
880 m
80 km
1,889 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Ōfunato 8.0 km · Kesennuma 15 km · Kamaishi 34 km · Tōno 35 km · Ōshū 44 km · Ichinoseki 46 km · Mizusawa 47 km · Kanegasaki 50 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 Rikuzen-Takata (39.0203°, 141.6542°, elevation 44 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).