Kashima-shi in Summer
In summer (June, July and August), Kashima-shi sees average daytime highs around 24°C and overnight lows near 22°C, with 394 mm of rain over about 34 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Over the season highs climb from about 20°C in early June to 26°C by late August. The sky is clear or mostly clear about 21% of the time across summer, and the air most often feels oppressive.
Summer is Kashima-shi's best season of the year to visit on our travel score. For the whole year in context, see Kashima-shi's year-round climate.
- Avg daytime high
- 24°C
- warmest season of the year
- Avg overnight low
- 22°C
- Rainfall
- 394 mm
- 34 wet days
- Avg wind
- 16 km/h
- Travel score
- 6.3
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Kashima-shi in Summer
Over the season highs climb from about 20°C in early June to 26°C by late August.
A typical summer day in Kashima-shi reaches about 24°C and drops to 22°C overnight. The warmest of the three months is August, the coolest June.
Kashima-shi weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 9° / 6° | 89 | 9.3 | 0.2 | 9.8 | 2.1 |
| Feb | 9° / 6° | 84 | 9.2 | 0.6 | 10.6 | 2.0 |
| Mar | 12° / 8° | 142 | 13 | 0.2 | 11.7 | 2.9 |
| Apr | 15° / 12° | 126 | 12.5 | 0 | 12.9 | 4.4 |
| May | 19° / 16° | 145 | 12.2 | 0 | 13.9 | 5.6 |
| Jun | 21° / 19° | 164 | 13.1 | 0 | 14.4 | 5.7 |
| Jul | 25° / 22° | 140 | 12 | 0 | 14.2 | 6.4 |
| Aug | 26° / 24° | 90 | 9.2 | 0 | 13.4 | 6.7 |
| Sep | 24° / 22° | 174 | 13.6 | 0 | 12.2 | 6.1 |
| Oct | 20° / 18° | 232 | 13.9 | 0 | 11.1 | 5.8 |
| Nov | 16° / 13° | 121 | 11.6 | 0 | 10.1 | 5.0 |
| Dec | 12° / 9° | 86 | 10.2 | 0 | 9.6 | 3.3 |
Cloud cover in Summer
The sky is clear or mostly clear about 21% of the time across summer.
Chance of precipitation in Summer
Kashima-shi gets around 394 mm of rain over 34 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 16 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 18 min in early June to 12 h 48 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.3 kWh/m².
Hazard calendar for Kashima-shi
In summer, Kashima-shi overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Kashima-shi sits in the Pacific typhoon belt; the season peaks July–October.
Is summer a good time to visit Kashima-shi?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Kashima-shi for sightseeing.
What to pack for Kashima-shi in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Kashima-shi sees daytime highs around 24°C and nights near 22°C. Worth packing: light clothes, rain gear and sun protection. About 34 days see rain.
Sea temperature near Kashima-shi in Summer
The nearest coast averages about 22°C across summer — 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 24°C and coldest in February near 13°C.
It's comfortable for a long swim from Jun 23 to Oct 28 — about 4.2 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 15 | 13 | 13 | 15 | 17 | 20 | 22 | 24 | 23 | 21 | 19 | 16 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Warm | Refreshing | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 15 | Bracing |
| Feb | 13 | Bracing |
| Mar | 13 | Bracing |
| Apr | 15 | Bracing |
| May | 17 | Cool |
| Jun | 20 | Cool |
| Jul | 22 | Refreshing |
| Aug | 24 | Warm |
| Sep | 23 | Refreshing |
| Oct | 21 | Refreshing |
| Nov | 19 | Cool |
| Dec | 16 | Cool |
UV index in Kashima-shi in Summer
Clear-sky midday UV across summer averages 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 Kashima-shi peaks around August 13 at about 10 (extreme) — 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 4 | 4 | 6 | 8 | 9 | 10 | 10 | 8 | 6 | 3 | 2 |
| Level | Moderate | Moderate | Moderate | High | Very high | Very high | Very high | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 4 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 10 | Very high |
| Aug | 10 | Extreme |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Kashima-shi in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Kashima-shi is worst in April — around 20 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (December, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 11 | 18 | 20 | 19 | 14 | 12 | 11 | 10 | 10 | 9 | 7 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 11 | Good |
| Mar | 18 | Moderate |
| Apr | 20 | Moderate |
| May | 19 | Moderate |
| Jun | 14 | Moderate |
| Jul | 12 | Good |
| Aug | 11 | Good |
| Sep | 10 | Good |
| Oct | 10 | Good |
| Nov | 9 | Good |
| Dec | 7 | Good |
Where is Kashima-shi?
Kashima-shi sits at 36.0°N, 140.6°E, 38 m above sea level, in Japan. The nearest listed city is Kamisu, 8.0 km away.
Topography around Kashima-shi
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Kashima-shi.
Within 3 km, the terrain around Kashima-shi has only modest variations in elevation — a maximum elevation change of 63 m around an average of 21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 68 m; within 80 km, large variations in elevation — a maximum elevation change of 840 m.
The land around Kashima-shi is covered by artificial surfaces (42%) and trees (26%) within 3 km, water (48%) within 16 km, and water (39%) and trees (26%) within 80 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
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 Kashima-shi (35.9654°, 140.6447°, elevation 38 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.