Ogawa weather in July

In July, Ogawa sees average daytime highs of 28°C and overnight lows near 21°C, with 186 mm of rain across 18.2 wet days and about 14.3 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 27°C in the first days to 30°C by the end. The sky is clear or mostly clear about 10% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 14 h 30 min at the start of July to 13 h 54 min by month's end. Set against the rest of the year, July is Ogawa's 11th-clearest and 12th-windiest month. For the whole year in context, see Ogawa's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
21°
11th coldest
Rainfall
186 mm
18.2 wet days
Daylight
14 h 18 min
4:36 AM – 6:54 PM
Cloud cover
79%
11th clearest
Wind
6 km/h
12th windiest
Solar energy
4.41 kWh/m²
Travel score
4.6
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 27°C in the first days to 30°C by the end.

A typical July day in Ogawa reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 33°C. Set against its neighbours, July runs about 4°C warmer than June and about 1°C cooler than August.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12619
22619
32719
42720
52720
62720
72720
82720
92720
102720
112820
122821
132821
142821
152821
162821
172821
182821
192821
202921
212921
222922
232922
242922
252922
262922
272922
283022
293022
303022
313022

How July really feels in Ogawa

Once humidity and wind are folded in, July averages 5 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
5
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Ogawa weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°5262.99.80.9
Feb / -1°5272.910.61.3
Mar11° / 10011.72.911.72.8
Apr17° / 11412.10.712.95.0
May22° / 12°13212.6013.96.1
Jun25° / 17°14315.2014.55.6
Jul28° / 21°18618.2014.34.6
Aug29° / 22°14115.7013.44.5
Sep25° / 18°16714.5012.25.8
Oct20° / 12°16012.3011.15.9
Nov14° / 7980.1104.5
Dec / 5071.19.52.1

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 12% of July, with mostly cloudy or overcast conditions the remaining 78%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21882
31882
41981
51981
61981
71981
81981
91981
101981
111981
121981
132080
142080
152179
162179
172179
182179
192179
202179
212377
222377
232476
242575
252674
262773
272773
282971
292971
303169
313169

Chance of precipitation in July

Any precipitation

Ogawa gets around 186 mm of rain over 18.2 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 58% and peaks near 63% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
162
262
362
462
563
663
763
863
963
1063
1163
1262
1362
1461
1561
1660
1760
1859
1958
2057
2156
2255
2355
2454
2553
2652
2751
2851
2950
3050
3150

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 43% of days. Sticky, muggy-or-worse air turns up on roughly 77% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11113141170
21102941190
3192842200
4192742220
5082642240
6072541260
7072441280
8062440300
9062339310
10052338331
11052237351
12052236361
13052135381
14042134391
15042033411
16041933432
17041832442
18031731462
19031630482
20031529512
21031528522
22031428532
23031327543
24031227553
25021126583
26021025603
2702924623
2802823643
2902822653
3002821654
3102720674

Wind in July

Winds average 6 km/h in July, the calmest month.

Across July, 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 July

DaylightNight

Daylight runs from about 14 h 30 min at the start of July to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over July. Sunrise moves from 4:28 AM to 4:48 AM, and sunset from 6:57 PM to 6:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.54:286:57
214.54:296:57
314.54:296:57
414.54:306:57
514.54:306:57
614.44:306:57
714.44:316:57
814.44:326:57
914.44:326:56
1014.44:336:56
1114.44:336:56
1214.44:346:55
1314.34:356:55
1414.34:356:55
1514.34:366:54
1614.34:366:54
1714.34:376:53
1814.24:386:53
1914.24:396:52
2014.24:396:52
2114.24:406:51
2214.24:416:50
2314.14:416:50
2414.14:426:49
2514.14:436:48
2614.14:446:48
2714.04:456:47
2814.04:456:46
2914.04:466:45
3014.04:476:44
3113.94:486:43

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.41 kWh/m².

For context, solar energy here swings from a low near 2.35 kWh/m² to a high of 5.2 kWh/m² in May across the year — July's 4.41 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.4Bright
184.4Bright
194.4Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.6Bright
254.6Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.8Bright
314.8Bright
Planning a trip in July

Hazard calendar for Ogawa

In seasonPeak

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

Ogawa 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 July a good time to visit Ogawa?

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

4.6
Sightseeing
6th-best month of the year
5.3
Beach & pool
2nd-best month of the year

July is a reasonable time to visit Ogawa for sightseeing.

What to pack for Ogawa in July

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

In July, Ogawa sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. About 18 days see rain.

light clothesrain gear

Sea temperature near Ogawa in July

The nearest coast averages about 22°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 61 km away) is warmest in August at about 24°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 24 to Oct 28 — about 4.2 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb13Bracing
Mar13Bracing
Apr15Bracing
May17Cool
Jun19Cool
Jul22Refreshing
Aug24Warm
Sep23Refreshing
Oct21Refreshing
Nov19Cool
Dec16Cool

UV index in Ogawa in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ogawa peaks around July 17 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 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 17UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec2Low

Air quality in Ogawa 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 Ogawa is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1821 µg/m³Dec 189 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar19Moderate
Apr21Moderate
May20Moderate
Jun16Moderate
Jul14Moderate
Aug13Moderate
Sep11Good
Oct11Good
Nov10Good
Dec9Good
Location & terrain

Where is Ogawa?

Ogawa sits at 36.8°N, 140.1°E, 113 m above sea level, in Japan. The nearest listed city is Nasukarasuyama, 11 km away.

Topography around Ogawa

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

Within 3 km, the terrain around Ogawa has only modest variations in elevation — a maximum elevation change of 136 m around an average of 142 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 544 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,552 m.

The land around Ogawa is covered by trees (45%) and cropland (33%) within 3 km, trees (65%) and cropland (24%) within 16 km, and trees (63%) within 80 km.

3 km
136 m
16 km
544 m
80 km
2,552 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Nasukarasuyama 11 km · Karasuyama 11 km · Sakura 13 km · Ōtawara 16 km · Ujiie 17 km · Hōshakuji 19 km · Yaita 19 km · Daigo 19 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 Ogawa (36.75°, 140.1333°, elevation 113 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).