Minami-Sōma weather in July

In July, Minami-Sōma sees average daytime highs of 23°C and overnight lows near 21°C, with 191 mm of rain across 16.2 wet days and about 14.3 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 22°C in the first days to 25°C by the end. The sky is clear or mostly clear about 14% of the time in July, and the air most often feels muggy.

Daylight stretches from about 14 h 36 min at the start of July to 14 hours by month's end. Set against the rest of the year, July is Minami-Sōma's 12th-clearest and 12th-windiest month. For the whole year in context, see Minami-Sōma's year-round climate.

Daytime high
23°
2nd warmest
Overnight low
21°
11th coldest
Rainfall
191 mm
16.2 wet days
Daylight
14 h 24 min
4:31 AM – 6:53 PM
Cloud cover
76%
12th clearest
Wind
11 km/h
12th windiest
Solar energy
4.42 kWh/m²
Travel score
5.6
out of 10

Minami-Sōma is city in Fukushima prefecture, Japan.

Density
148/km²
people per km²
Founded
2006

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 22°C in the first days to 25°C by the end.

A typical July day in Minami-Sōma reaches about 23°C in the afternoon and slips back to 21°C overnight — a 2°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, July runs about 4°C warmer than June and about 2°C cooler than August.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12119
22219
32219
42219
52220
62220
72220
82220
92220
102320
112320
122320
132321
142321
152321
162321
172321
182321
192321
202421
212421
222422
232422
242422
252422
262422
272422
282422
292522
302522
312523

How July really feels in Minami-Sōma

Once humidity and wind are folded in, July 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

July sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Minami-Sōma weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 628.22.89.70.7
Feb / 527.42.910.50.7
Mar / 9810.21.511.71.6
Apr12° / 11310.50.212.93.3
May16° / 13°12111.20145.0
Jun20° / 17°13512.8014.55.5
Jul23° / 21°19116.2014.35.6
Aug25° / 23°14813.2013.46.2
Sep23° / 21°19414.1012.36.0
Oct19° / 16°19111.60115.8
Nov14° / 10°788.10104.3
Dec / 588.71.29.42.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in July, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of July, with mostly cloudy or overcast conditions the remaining 74%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22377
32278
42278
52377
62377
72377
82377
92377
102377
112377
122377
132377
142377
152377
162476
172575
182575
192674
202674
212773
222872
232971
243070
253169
263268
273268
283367
293466
303565
313466

Chance of precipitation in July

Any precipitation

Minami-Sōma gets around 191 mm of rain over 16.2 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 52% and peaks near 57% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
152
252
353
453
554
655
755
856
956
1057
1157
1257
1357
1457
1557
1657
1756
1856
1955
2054
2153
2251
2350
2448
2547
2645
2744
2842
2941
3040
3139

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

Most of July feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, July lands in the muggy band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 75% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1210394180
2193742100
3193543120
4183443140
5183244160
6073044181
7072943201
8062843221
9062643241
10062542251
11062442272
12052341292
13052241302
14052140322
15052039342
16051839363
17041738383
18041637403
19041536423
20041435434
21041334454
22031233474
23031232495
24031130506
25031029526
2603928537
2703926548
2803825559
29038245510
30028225711
31028215712

Wind in July

Winds average 11 km/h in July, the calmest month.

Across July, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 36 min at the start of July to 14 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over July. Sunrise moves from 4:22 AM to 4:42 AM, and sunset from 6:57 PM to 6:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.64:226:57
214.64:236:57
314.64:236:56
414.54:246:56
514.54:246:56
614.54:256:56
714.54:256:56
814.54:266:56
914.54:266:55
1014.54:276:55
1114.54:286:55
1214.44:286:54
1314.44:296:54
1414.44:296:54
1514.44:306:53
1614.44:316:53
1714.34:326:52
1814.34:326:52
1914.34:336:51
2014.34:346:50
2114.34:346:50
2214.24:356:49
2314.24:366:48
2414.24:376:48
2514.24:386:47
2614.14:386:46
2714.14:396:45
2814.14:406:45
2914.04:416:44
3014.04:426:43
3114.04:426:42

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.42 kWh/m².

For context, solar energy here swings from a low near 2.21 kWh/m² to a high of 5.4 kWh/m² in May across the year — July's 4.42 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.4Bright
194.4Bright
204.4Bright
214.5Bright
224.5Bright
234.5Bright
244.6Bright
254.6Bright
264.6Bright
274.7Bright
284.7Bright
294.7Bright
304.8Bright
314.8Bright
Planning a trip in July

Hazard calendar for Minami-Sōma

In seasonPeak

In July, Minami-Sōma sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Minami-Sōma sits in the Pacific typhoon belt; the season peaks July–October.

Minami-Sōma's rainy season runs March–October, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is July a good time to visit Minami-Sōma?

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

5.6
Sightseeing
4th-best month of the year
4.5
Beach & pool
3rd-best month of the year

July is a reasonable time to visit Minami-Sōma for sightseeing.

What to pack for Minami-Sōma in July

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

In July, Minami-Sōma sees daytime highs around 23°C and nights near 21°C. Pack rain gear. Worth having: light clothes. About 16 days see rain.

rain gearlight clothes

Sea temperature near Minami-Sōma in July

The nearest coast averages about 21°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 km away) is warmest in August at about 23°C and coldest in March near 10°C.

It's comfortable for a long swim from Jul 9 to Oct 11 — about 3.1 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb10Bracing
Mar10Bracing
Apr11Bracing
May14Bracing
Jun18Cool
Jul21Refreshing
Aug23Refreshing
Sep23Refreshing
Oct20Cool
Nov17Cool
Dec15Bracing

UV index in Minami-Sōma in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Minami-Sōma peaks around July 20 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 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 highModerateJul 20UV 9Jan 10UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun8Very high
Jul9Very high
Aug9Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Minami-Sōma in July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.

Air quality in Minami-Sōma is worst in April — around 20 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1720 µg/m³Dec 169 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar19Moderate
Apr20Moderate
May19Moderate
Jun14Moderate
Jul12Good
Aug10Good
Sep10Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Minami-Sōma?

Minami-Sōma sits at 37.6°N, 141.0°E, 27 m above sea level, in Japan. The nearest listed city is Namie, 16 km away.

Topography around Minami-Sōma

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

Within 3 km, the terrain around Minami-Sōma has only modest variations in elevation — a maximum elevation change of 80 m around an average of 22 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 725 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,031 m.

The land around Minami-Sōma is covered by artificial surfaces (38%) and cropland (35%) within 3 km, trees (43%) and water (36%) within 16 km, and trees (52%) and water (35%) within 80 km.

3 km
80 m
16 km
725 m
80 km
2,031 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Namie 16 km · Sōma 19 km · Tamura 40 km · Funehikimachi-funehiki 41 km · Yanagawamachi-saiwaichō 41 km · Kakuda 42 km · Hobaramachi 43 km · Watari 47 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 Minami-Sōma (37.6291°, 140.9787°, elevation 27 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).