Yamada weather in July

In July, Yamada sees average daytime highs of 20°C and overnight lows near 18°C, with 159 mm of rain across 14.3 wet days and about 14.5 hours of daylight. It is the 3rd-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 21°C by the end. The sky is clear or mostly clear about 15% of the time in July, and the air most often feels humid.

Daylight stretches from about 14 h 48 min at the start of July to 14 h 06 min by month's end. Set against the rest of the year, July is Yamada's 12th-clearest and 12th-windiest month. For the whole year in context, see Yamada's year-round climate.

Daytime high
20°
3rd warmest
Overnight low
18°
10th coldest
Rainfall
159 mm
14.3 wet days
Daylight
14 h 30 min
4:22 AM – 6:54 PM
Cloud cover
75%
12th clearest
Wind
14 km/h
12th windiest
Solar energy
4.69 kWh/m²
Travel score
5.5
out of 10

Yamada is town in Shimohei District, Iwate Prefecture, Japan.

Density
58/km²
people per km²
Founded
1889

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 18°C in the first days to 21°C by the end.

A typical July day in Yamada reaches about 20°C in the afternoon and slips back to 18°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 23°C. Set against its neighbours, July runs about 4°C warmer than June and about 2°C cooler than August.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11816
21816
31816
41917
51917
61917
71917
81917
91917
101917
111917
121917
132018
142018
152018
162018
172018
182018
192018
202018
212119
222119
232119
242119
252119
262119
272119
282120
292220
302220
312220

How July really feels in Yamada

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.

Yamada weather by month

How July compares with the rest of the year at a glance. July is the 3rd-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°739.14.89.50.0
Feb / -1°648.85.510.40.0
Mar / 10511.35.511.70.2
Apr / 10610.61131.7
May13° / 10°11810.9014.13.4
Jun16° / 14°13012.1014.74.6
Jul20° / 18°15914.3014.55.5
Aug22° / 20°16712.9013.56.1
Sep20° / 18°20113.8012.35.6
Oct16° / 13°17511.40115.1
Nov12° / 849.50.29.83.1
Dec / 809.62.69.30.7

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% 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 73%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22476
32476
42476
52476
62476
72476
82476
92476
102476
112476
122476
132476
142476
152476
162575
172575
182773
192773
202773
212773
222872
233070
243070
253169
263268
273268
283466
293466
303565
313466

Chance of precipitation in July

Any precipitation

Yamada gets around 159 mm of rain over 14.3 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 45% and peaks near 50% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
145
246
346
446
547
647
748
848
949
1049
1150
1250
1350
1450
1550
1650
1749
1849
1948
2047
2146
2245
2343
2442
2541
2640
2738
2837
2937
3036
3136

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the humid band about 42% of days. Sticky, muggy-or-worse air turns up on roughly 35% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
19434260
28414470
37394680
473747100
563548110
653349130
753150150
842951160
942751180
1042551200
1132352220
1232252230
1332052250
1431951270
1531850290
1631649320
1731548340
1821446371
1921345401
2021243421
2121141451
2221039472
232937492
242935513
252833534
262832535
271730566
281728568
291626589
3016245811
3116225813

Wind in July

Winds average 14 km/h in July, the calmest month.

Across July, daily wind ranges from about 14 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 48 min at the start of July to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over July. Sunrise moves from 4:13 AM to 4:34 AM, and sunset from 6:58 PM to 6:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.84:136:58
214.74:136:58
314.74:146:58
414.74:146:58
514.74:156:58
614.74:156:57
714.74:166:57
814.74:176:57
914.74:176:57
1014.64:186:56
1114.64:186:56
1214.64:196:56
1314.64:206:55
1414.64:206:55
1514.64:216:54
1614.54:226:54
1714.54:236:53
1814.54:236:53
1914.54:246:52
2014.44:256:51
2114.44:266:51
2214.44:276:50
2314.44:276:49
2414.34:286:48
2514.34:296:48
2614.34:306:47
2714.34:316:46
2814.24:326:45
2914.24:336:44
3014.24:346:43
3114.14:346:42

Solar energy in July

Daily solar energy (kWh/m²)

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

For context, solar energy here swings from a low near 2.04 kWh/m² to a high of 5.45 kWh/m² in May across the year — July's 4.69 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in July

Hazard calendar for Yamada

In seasonPeak

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

Yamada 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 Yamada?

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

5.5
Sightseeing
3rd-best month of the year
2.9
Beach & pool
3rd-best month of the year

July is a reasonable time to visit Yamada for sightseeing.

What to pack for Yamada in July

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

In July, Yamada sees daytime highs around 20°C and nights near 18°C. Pack rain gear. Worth having: sun protection. About 14 days see rain.

rain gearsun protection

Sea temperature near Yamada in July

The nearest coast averages about 19°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 18 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 31 to Sep 27 — about 1.9 months when the water holds above 20°C.

5°10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan10Bracing
Feb8Bracing
Mar7Bracing
Apr8Bracing
May11Bracing
Jun15Cool
Jul19Cool
Aug22Refreshing
Sep21Refreshing
Oct18Cool
Nov16Cool
Dec13Bracing

UV index in Yamada in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Yamada 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
Jun7Very high
Jul6High
Aug9Very high
Sep7Very high
Oct5Moderate
Nov2Moderate
Dec2Low

Air quality in Yamada 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 Yamada is worst in April — around 20 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1320 µg/m³Dec 169 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb14Moderate
Mar19Moderate
Apr20Moderate
May18Moderate
Jun13Moderate
Jul12Good
Aug10Good
Sep10Good
Oct11Good
Nov10Good
Dec9Good
Location & terrain

Where is Yamada?

Yamada sits at 39.5°N, 141.9°E, 4 m above sea level, in Japan. The nearest listed city is Miyako, 20 km away.

Topography around Yamada

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

Within 3 km, the terrain around Yamada has significant variations in elevation — a maximum elevation change of 303 m around an average of 63 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,116 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,869 m.

The land around Yamada is covered by trees (59%) and water (26%) within 3 km, trees (63%) and water (33%) within 16 km, and trees (58%) and water (36%) within 80 km.

3 km
303 m
16 km
1,116 m
80 km
1,869 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Miyako 20 km · Kamaishi 22 km · Tōno 40 km · Ōfunato 48 km · Rikuzen-Takata 56 km · Hizume 68 km · Kesennuma 71 km · Yahaba 71 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 Yamada (39.4667°, 141.95°, elevation 4 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).