Date weather in July

In July, Date sees average daytime highs of 22°C and overnight lows near 17°C, with 131 mm of rain across 12.7 wet days and about 14.8 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 24°C by the end. The sky is clear or mostly clear about 14% of the time in July, and the air most often feels humid.

Daylight stretches from about 15 h 06 min at the start of July to 14 h 24 min by month's end. Set against the rest of the year, July is Date's 12th-clearest and 11th-windiest month. For the whole year in context, see Date's year-round climate.

Daytime high
22°
2nd warmest
Overnight low
17°
11th coldest
Rainfall
131 mm
12.7 wet days
Daylight
14 h 48 min
4:17 AM – 7:07 PM
Cloud cover
75%
12th clearest
Wind
10 km/h
11th windiest
Solar energy
4.54 kWh/m²
Travel score
6.0
out of 10

Date is city in Hokkaidō, Japan.

Density
79/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 21°C in the first days to 24°C by the end.

A typical July day in Date reaches about 22°C in the afternoon and slips back to 17°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 26°C. Set against its neighbours, July runs about 4°C warmer than June and about 2°C cooler than August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12015
22115
32115
42115
52116
62116
72116
82116
92116
102116
112216
122217
132217
142217
152217
162217
172217
182217
192217
202318
212318
222318
232318
242318
252318
262318
272318
282419
292419
302419
312419

How July really feels in Date

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.

Date 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-1° / -7°447.911.79.20.0
Feb-1° / -7°406.98.910.30.0
Mar / -4°549.67.911.60.0
Apr / 7010.31.913.11.8
May14° / 8910.9014.44.2
Jun18° / 13°759015.15.8
Jul22° / 17°13112.7014.86.0
Aug24° / 19°16512013.76.4
Sep21° / 15°13411.7012.36.1
Oct15° / 8610.70.110.84.4
Nov / 74113.19.61.1
Dec / -4°6010.312.38.90.0

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 13% of July, with mostly cloudy or overcast conditions the remaining 73%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23169
32971
42971
52971
62971
72971
82773
92773
102773
112773
122773
132674
142674
152674
162575
172575
182575
192575
202575
212674
222575
232674
242674
252773
262773
272872
282872
292872
302872
312872

Chance of precipitation in July

Any precipitation

Date gets around 131 mm of rain over 12.7 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 40% and peaks near 42% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
134
235
336
436
537
638
739
839
940
1040
1141
1241
1341
1441
1542
1642
1742
1842
1942
2042
2142
2242
2341
2441
2541
2641
2741
2841
2941
3040
3140

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 37% of days. Sticky, muggy-or-worse air turns up on roughly 27% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
124442840
222423050
321413160
419403370
518393480
6173835100
7153736110
8143638120
9133438141
10123339151
11123240161
12113141171
13103041181
1492942191
1582842211
1682642222
1772542232
1862442253
1962242273
2052141284
2152041295
2251940316
2341839327
2441738338
2531737349
26316353511
27315343612
28215333713
29214323814
30214303915
31114293916

Wind in July

Winds average 10 km/h in July.

Across July, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 06 min at the start of July to 14 h 24 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 4:08 AM to 4:31 AM, and sunset from 7:12 PM to 6:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.14:087:12
215.14:087:12
315.14:097:12
415.04:097:12
515.04:107:12
615.04:107:11
715.04:117:11
815.04:117:11
915.04:127:10
1015.04:137:10
1114.94:147:10
1214.94:147:09
1314.94:157:09
1414.94:167:08
1514.84:177:07
1614.84:177:07
1714.84:187:06
1814.84:197:06
1914.74:207:05
2014.74:217:04
2114.74:227:03
2214.74:237:03
2314.64:247:02
2414.64:247:01
2514.64:257:00
2614.54:266:59
2714.54:276:58
2814.54:286:57
2914.44:296:56
3014.44:306:55
3114.44:316:54

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.54 kWh/m².

For context, solar energy here swings from a low near 1.71 kWh/m² to a high of 5.39 kWh/m² in May across the year — July's 4.54 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in July

Hazard calendar for Date

In seasonPeak

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

Date sits in the Pacific typhoon belt; the season peaks July–October.

Date's rainy season runs May–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 Date?

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

6.0
Sightseeing
3rd-best month of the year
4.3
Beach & pool
2nd-best month of the year

July is a reasonable time to visit Date for sightseeing.

What to pack for Date in July

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

In July, Date sees daytime highs around 22°C and nights near 17°C. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Date in July

The nearest coast averages about 18°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 21°C and coldest in February near 4°C.

It's comfortable for a long swim from Aug 9 to Sep 13 — about 1.2 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan6Bracing
Feb4Bracing
Mar4Bracing
Apr6Bracing
May9Bracing
Jun14Bracing
Jul18Cool
Aug21Refreshing
Sep20Refreshing
Oct17Cool
Nov12Bracing
Dec9Bracing

UV index in Date in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Date peaks around August 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighVery highHighModerateLowAug 18UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar3Moderate
Apr5High
May8Very high
Jun7High
Jul5Moderate
Aug9Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Date 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 Date is worst in April — around 20 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1219 µg/m³Dec 158 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb14Moderate
Mar19Moderate
Apr20Moderate
May18Moderate
Jun12Moderate
Jul11Good
Aug10Good
Sep9Good
Oct11Good
Nov9Good
Dec8Good
Location & terrain

Where is Date?

Date sits at 42.5°N, 140.9°E, 6 m above sea level, in Japan. The nearest listed city is Muroran, 19 km away.

Topography around Date

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

Within 3 km, the terrain around Date has only modest variations in elevation — a maximum elevation change of 147 m around an average of 23 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 901 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,867 m.

The land around Date is covered by water (33%), artificial surfaces (23%) and cropland (21%) within 3 km, water (48%) and trees (41%) within 16 km, and trees (53%) and water (38%) within 80 km.

3 km
147 m
16 km
901 m
80 km
1,867 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Muroran 19 km · Noboribetsu 26 km · Shiraoi 41 km · Niseko 41 km · Kutchan 49 km · Yakumo 55 km · Tomakomai 63 km · Honchō 65 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 Date (42.4681°, 140.8681°, elevation 6 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).