Ichihara weather in July

In July, Ichihara sees average daytime highs of 27°C and overnight lows near 23°C, with 155 mm of rain across 12.9 wet days and about 14.2 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 25°C in the first days to 28°C by the end. The sky is clear or mostly clear about 20% 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 48 min by month's end. Set against the rest of the year, July is Ichihara's 11th-clearest and 6th-windiest month. For the whole year in context, see Ichihara's year-round climate.

Daytime high
27°
2nd warmest
Overnight low
23°
11th coldest
Rainfall
155 mm
12.9 wet days
Daylight
14 h 12 min
4:40 AM – 6:51 PM
Cloud cover
72%
11th clearest
Wind
15 km/h
6th windiest
Solar energy
4.93 kWh/m²
Travel score
5.8
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 25°C in the first days to 28°C by the end.

A typical July day in Ichihara reaches about 27°C in the afternoon and slips back to 23°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 30°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)
12521
22521
32621
42622
52622
62622
72622
82622
92622
102622
112622
122722
132723
142723
152723
162723
172723
182723
192723
202723
212723
222823
232823
242824
252824
262824
272824
282824
292824
302824
312824

How July really feels in Ichihara

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.

Ichihara weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 877.90.79.91.8
Feb / 828.71.110.71.9
Mar12° / 149130.511.73.0
Apr16° / 11°13812.9012.94.8
May20° / 16°14912.1013.85.9
Jun23° / 19°18914.3014.45.8
Jul27° / 23°15512.9014.25.8
Aug28° / 24°11811.5013.35.6
Sep25° / 22°20714.8012.25.8
Oct21° / 16°25114.4011.15.8
Nov16° / 11°12611.8010.14.8
Dec11° / 808.80.19.63.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 10% of July, with mostly cloudy or overcast conditions the remaining 70%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22476
32476
42575
52674
62674
72773
82773
92773
102872
112872
122872
132872
142872
152971
162971
172971
182971
193070
203169
213169
223268
233367
243466
253664
263664
273862
283961
293961
304159
314258

Chance of precipitation in July

Any precipitation

Ichihara gets around 155 mm of rain over 12.9 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 41% and peaks near 51% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
151
251
350
450
549
649
748
847
946
1046
1145
1244
1343
1442
1541
1640
1739
1839
1938
2038
2137
2237
2336
2436
2535
2634
2734
2833
2933
3032
3132

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 57% of days. Sticky, muggy-or-worse air turns up on roughly 92% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
131446370
221344400
321242431
421240461
521138481
611036521
71935532
81933552
91832563
101830583
111729594
121728595
131726615
141725616
150724627
160623638
170622639
1806216310
1906206212
2006196213
2105186314
2205176216
2305166217
2405156119
2505155921
2604146022
2704135924
2804125826
2904115728
3004115530
3103105631

Wind in July

Winds average 15 km/h in July.

Across July, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light 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 24 min at the start of July to 13 h 48 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 4:32 AM to 4:51 AM, and sunset from 6:54 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.44:326:54
214.44:326:54
314.44:336:54
414.34:336:54
514.34:346:54
614.34:346:54
714.34:356:54
814.34:356:53
914.34:366:53
1014.34:366:53
1114.34:376:53
1214.24:376:52
1314.24:386:52
1414.24:396:52
1514.24:396:51
1614.24:406:51
1714.24:406:50
1814.14:416:50
1914.14:426:49
2014.14:426:49
2114.14:436:48
2214.14:446:48
2314.04:456:47
2414.04:456:46
2514.04:466:46
2614.04:476:45
2713.94:486:44
2813.94:486:43
2913.94:496:43
3013.94:506:42
3113.84:516:41

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.93 kWh/m².

For context, solar energy here swings from a low near 2.28 kWh/m² to a high of 5.2 kWh/m² in May across the year — July's 4.93 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.6Bright
34.6Bright
44.6Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in July

Hazard calendar for Ichihara

In seasonPeak

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

Ichihara 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 Ichihara?

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

5.8
Sightseeing
2nd-best month of the year
6.0
Beach & pool
2nd-best month of the year

July is a reasonable time to visit Ichihara for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Ichihara in July

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

In July, Ichihara sees daytime highs around 27°C and nights near 23°C. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Ichihara 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 22 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 Ichihara 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 Ichihara peaks around August 10 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 highModerateAug 10UV 10Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug10Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Ichihara 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 Ichihara is worst in April — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (September, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 1322 µg/m³Sep 911 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar21Moderate
Apr22Moderate
May21Moderate
Jun16Moderate
Jul12Good
Aug11Good
Sep11Good
Oct14Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is Ichihara?

Ichihara sits at 35.5°N, 140.1°E, 1 m above sea level, in Japan. The nearest listed city is Chiba, 10 km away.

Topography around Ichihara

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

Within 3 km, the terrain around Ichihara has only modest variations in elevation — a maximum elevation change of 28 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 192 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,222 m.

The land around Ichihara is covered by artificial surfaces (66%) within 3 km, water (31%), trees (30%) and artificial surfaces (26%) within 16 km, and water (40%), trees (23%) and artificial surfaces (23%) within 80 km.

3 km
28 m
16 km
192 m
80 km
1,222 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Chiba 10 km · Sodegaura 13 km · Makuhari 15 km · Yotsukaidō 17 km · Narashino 19 km · Kisarazu 20 km · Ōami 21 km · Mobara 22 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 Ichihara (35.5167°, 140.0833°, elevation 1 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).