Climate averages 1991–2020
Kasama, Japan weather
in July.
A warm, very wet month: the 2nd warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
July is a warm month in Kasama, Japan: daytime highs average 26.9°C and nights cool to about 20.3°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 184 mm of rain on roughly 17 days, which makes July a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 14 h 23 min on an average July day.
The nearest other city in this atlas is Mito (17 km away). In July its highs average 26.9°C, about as warm as Kasama, Japan, with 162 mm of rain.
Among the 303 cities listed in Japan, Kasama, Japan ranks joint 239th of 303 for the warmest July highs and joint 108th of 303 for the driest July (rainfall, lowest first). The mean July high of those 303 cities is 27.9°C; Kasama, Japan is 1.0°C cooler than that mean.
From July to August, average highs rise by 1.3°C to 28.2°C, and monthly rainfall falls from 184 mm to 136 mm.
The annual picture
July in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Kasama, Japan climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 6.6°C-1.6°C | -1.6°C | 56 | 6.7 | 10.010 h |
| February | 7.6°C-1.1°C | -1.1°C | 58 | 7.4 | 10.811 h |
| March | 11.1°C1.8°C | 1.8°C | 107 | 12.1 | 11.912 h |
| April | 16.2°C6.6°C | 6.6°C | 117 | 12.1 | 13.113 h |
| May | 20.6°C11.8°C | 11.8°C | 142 | 12.6 | 14.114 h |
| June | 23.3°C16.1°C | 16.1°C | 152 | 15.3 | 14.615 h |
| July, selected | 26.9°C20.3°C | 20.3°C | 184 | 17.2 | 14.414 h |
| August | 28.2°C21.7°C | 21.7°C | 136 | 15.0 | 13.514 h |
| September | 24.6°C18.5°C | 18.5°C | 174 | 14.8 | 12.412 h |
| October | 19.4°C12.8°C | 12.8°C | 179 | 12.4 | 11.311 h |
| November | 14.2°C6.6°C | 6.6°C | 88 | 8.5 | 10.310 h |
| December | 9.0°C1.0°C | 1.0°C | 56 | 7.3 | 9.710 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
July in nearby cities
- Mito in JulyJapan · 17 kmHigh 26.9°C · Low 21.0°C · 162 mm rain
- Ishioka in JulyJapan · 22 kmHigh 28.1°C · Low 21.6°C · 171 mm rain
- Mooka in JulyJapan · 23 kmHigh 28.3°C · Low 20.8°C · 173 mm rain
- Hitachi-Naka in JulyJapan · 24 kmHigh 25.9°C · Low 21.0°C · 178 mm rain
- Chikusei in JulyJapan · 27 kmHigh 28.7°C · Low 21.3°C · 165 mm rain
- Tsuchiura in JulyJapan · 33 kmHigh 28.6°C · Low 21.8°C · 158 mm rain
- Tsukuba in JulyJapan · 36 kmHigh 28.6°C · Low 21.6°C · 163 mm rain
- Utsunomiya in JulyJapan · 40 kmHigh 27.1°C · Low 19.8°C · 173 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Kasama) is explained once on the Kasama, Japan year overview and on the Sources, method and limits page.