Climate averages 1991–2020
Sendai, Japan weather
in June.
A warm, very wet month: the 4th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
June is a warm month in Sendai, Japan: daytime highs average 25.6°C and nights cool to about 20.8°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 500 mm of rain on roughly 19 days, which makes June a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 14 h 11 min on an average June day.
The nearest other city in this atlas is Aira (28 km away). In June its highs average 25.8°C, about as warm as Sendai, Japan, with 514 mm of rain.
Among the 303 cities listed in Japan, Sendai, Japan ranks joint 63rd of 303 for the warmest June highs and 302nd of 303 for the driest June (rainfall, lowest first). The mean June high of those 303 cities is 24.4°C; Sendai, Japan is 1.2°C warmer than that mean.
From June to July, average highs rise by 3.5°C to 29.1°C, and monthly rainfall falls from 500 mm to 324 mm.
The annual picture
June 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
Sendai, Japan climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 11.1°C6.8°C | 6.8°C | 98 | 12.3 | 10.310 h |
| February | 12.0°C7.0°C | 7.0°C | 115 | 11.3 | 11.011 h |
| March | 15.0°C9.2°C | 9.2°C | 161 | 13.4 | 12.012 h |
| April | 19.1°C12.8°C | 12.8°C | 186 | 11.7 | 12.913 h |
| May | 23.0°C16.9°C | 16.9°C | 205 | 11.3 | 13.814 h |
| June, selected | 25.6°C20.8°C | 20.8°C | 500 | 18.5 | 14.214 h |
| July | 29.1°C24.6°C | 24.6°C | 324 | 17.6 | 14.014 h |
| August | 30.1°C25.5°C | 25.5°C | 166 | 15.7 | 13.313 h |
| September | 27.9°C23.1°C | 23.1°C | 198 | 13.1 | 12.412 h |
| October | 23.6°C18.5°C | 18.5°C | 109 | 8.6 | 11.411 h |
| November | 18.4°C13.6°C | 13.6°C | 122 | 9.3 | 10.611 h |
| December | 13.3°C8.9°C | 8.9°C | 102 | 10.6 | 10.110 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
June in nearby cities
- Aira in JuneJapan · 28 kmHigh 25.8°C · Low 19.6°C · 514 mm rain
- Kagoshima in JuneJapan · 37 kmHigh 25.9°C · Low 20.7°C · 488 mm rain
- Kirishima in JuneJapan · 45 kmHigh 26.7°C · Low 20.2°C · 488 mm rain
- Kanoya in JuneJapan · 71 kmHigh 26.1°C · Low 20.5°C · 478 mm rain
- Amakusa in JuneJapan · 72 kmHigh 25.8°C · Low 20.1°C · 445 mm rain
- Miyakonojō in JuneJapan · 73 kmHigh 25.8°C · Low 19.8°C · 460 mm rain
- Honmachi in JuneJapan · 82 kmHigh 26.2°C · Low 20.2°C · 428 mm rain
- Miyazaki in JuneJapan · 106 kmHigh 25.2°C · Low 20.5°C · 387 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 Sendai) is explained once on the Sendai, Japan year overview and on the Sources, method and limits page.