Hidaka weather in July

In July, Hidaka sees average daytime highs of 28°C and overnight lows near 22°C, with 222 mm of rain across 20.8 wet days and about 14.2 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 26°C in the first days to 29°C by the end. The sky is clear or mostly clear about 12% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 14 h 24 min at the start of July to 13 h 54 min by month's end. Set against the rest of the year, July is Hidaka's 11th-clearest and 11th-windiest month. For the whole year in context, see Hidaka's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
22°
11th coldest
Rainfall
222 mm
20.8 wet days
Daylight
14 h 12 min
4:42 AM – 6:55 PM
Cloud cover
78%
11th clearest
Wind
5 km/h
11th windiest
Solar energy
4.36 kWh/m²
Travel score
4.4
out of 10

Hidaka is city in Saitama Prefecture, Japan.

Density
1,165/km²
people per km²
Founded
1991

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 26°C in the first days to 29°C by the end.

A typical July day in Hidaka reaches about 28°C in the afternoon and slips back to 22°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)
12620
22620
32620
42720
52720
62721
72721
82721
92721
102721
112821
122821
132821
142821
152822
162822
172822
182822
192822
202822
212922
222922
232922
242922
252922
262923
272923
282923
292923
303023
313023

How July really feels in Hidaka

Once humidity and wind are folded in, July averages 4 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
4
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.

Hidaka weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°626.73.79.81.2
Feb / -1°597.64.110.61.6
Mar12° / 111134.511.72.9
Apr17° / 12312.80.912.95.0
May22° / 13°14814.4013.95.8
Jun24° / 18°19918.1014.45.2
Jul28° / 22°22220.8014.24.4
Aug29° / 23°18019.7013.44.2
Sep25° / 19°22317.3012.25.4
Oct20° / 13°21714.5011.15.6
Nov15° / 819.20.210.14.6
Dec10° / 547.21.39.62.5

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 13% of July, with mostly cloudy or overcast conditions the remaining 75%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21981
32080
42179
52179
62179
72179
82278
92278
102278
112278
122278
132278
142377
152377
162377
172476
182476
192476
202476
212575
222674
232773
242773
252971
262971
273268
283268
293367
303466
313664

Chance of precipitation in July

Any precipitation

Hidaka gets around 222 mm of rain over 20.8 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 67% and peaks near 69% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
168
268
368
468
569
669
769
869
969
1069
1169
1269
1369
1468
1568
1668
1767
1867
1966
2066
2166
2265
2365
2465
2564
2664
2764
2864
2964
3064
3164

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 46% of days. Sticky, muggy-or-worse air turns up on roughly 82% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
162844220
252744240
352644260
442444280
542344290
632243310
732143330
822042350
922041371
1021940381
1121839401
1221838411
1321737432
1421736442
1521635452
1611634472
1711533483
1811431513
1911430523
2011329543
2111228554
2211227564
2311126584
2411026585
2511025595
261924615
271823626
281822636
291721656
301720657
311619677

Wind in July

Winds average 5 km/h in July.

Across July, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 24 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 30 minutes over July. Sunrise moves from 4:34 AM to 4:53 AM, and sunset from 6:58 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.44:346:58
214.44:346:58
314.44:346:58
414.44:356:58
514.44:356:58
614.44:366:58
714.44:366:58
814.34:376:57
914.34:376:57
1014.34:386:57
1114.34:396:57
1214.34:396:56
1314.34:406:56
1414.34:406:55
1514.24:416:55
1614.24:426:55
1714.24:426:54
1814.24:436:54
1914.24:446:53
2014.14:446:53
2114.14:456:52
2214.14:466:51
2314.14:476:51
2414.04:476:50
2514.04:486:49
2614.04:496:49
2714.04:506:48
2813.94:506:47
2913.94:516:46
3013.94:526:46
3113.94:536:45

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.36 kWh/m².

For context, solar energy here swings from a low near 2.44 kWh/m² to a high of 5.08 kWh/m² in May across the year — July's 4.36 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.2Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
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 Hidaka

In seasonPeak

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

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

Hidaka'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 Hidaka?

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

4.4
Sightseeing
7th-best month of the year
5.0
Beach & pool
2nd-best month of the year

July is a reasonable time to visit Hidaka for sightseeing.

What to pack for Hidaka in July

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

In July, Hidaka sees daytime highs around 28°C and nights near 22°C. Pack light clothes and rain gear. About 21 days see rain.

light clothesrain gear

Sea temperature near Hidaka in July

The nearest coast averages about 23°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 56 km away) is warmest in August at about 26°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 7 to Nov 3 — about 4.9 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr15Cool
May18Cool
Jun21Refreshing
Jul23Refreshing
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Hidaka 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 Hidaka peaks around July 15 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 15UV 10Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Hidaka 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 Hidaka is worst in April — around 26 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1426 µg/m³Dec 1814 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb21Moderate
Mar25Moderate
Apr26Moderate
May24Moderate
Jun20Moderate
Jul17Moderate
Aug16Moderate
Sep16Moderate
Oct16Moderate
Nov16Moderate
Dec14Moderate
Location & terrain

Where is Hidaka?

Hidaka sits at 35.9°N, 139.4°E, 56 m above sea level, in Japan. The nearest listed city is Sakado, 5.0 km away.

Topography around Hidaka

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

Within 3 km, the terrain around Hidaka has only modest variations in elevation — a maximum elevation change of 84 m around an average of 59 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 827 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,579 m.

The land around Hidaka is covered by artificial surfaces (45%) and trees (32%) within 3 km, trees (46%) and artificial surfaces (35%) within 16 km, and trees (48%) and artificial surfaces (28%) within 80 km.

3 km
84 m
16 km
827 m
80 km
2,579 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Sakado 5.0 km · Morohongō 6.0 km · Tsurugashima 6.0 km · Hannō 8.0 km · Sayama 8.0 km · Igusa 11 km · Iruma 11 km · Kawagoe 11 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 Hidaka (35.9166°, 139.3623°, elevation 56 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).