Climate averages 1991–2020
Shibata weather
in May.
A mild, wet month: the 5th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a mild month in Shibata: daytime highs average 20.3°C and nights cool to about 10.5°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 123 mm of rain on roughly 13 days, which makes May a wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 12 min on an average May day.
The nearest other city in this atlas is Niigata (26 km away). In May its highs average 19.4°C, 0.9°C cooler than Shibata, with 99 mm of rain.
Among the 303 cities listed in Japan, Shibata ranks joint 245th of 303 for the warmest May highs and joint 44th of 303 for the driest May (rainfall, lowest first). The mean May high of those 303 cities is 21.3°C; Shibata is 1.1°C cooler than that mean.
From May to June, average highs rise by 3.6°C to 23.9°C, and monthly rainfall rises from 123 mm to 155 mm.
The annual picture
May 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
Shibata climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 3.1°C-2.1°C | -2.1°C | 217 | 26.8 | 9.910 h |
| February | 3.8°C-2.4°C | -2.4°C | 149 | 21.6 | 10.811 h |
| March | 7.9°C-0.3°C | -0.3°C | 145 | 20.4 | 11.912 h |
| April | 14.7°C4.8°C | 4.8°C | 115 | 14.7 | 13.213 h |
| May, selected | 20.3°C10.5°C | 10.5°C | 123 | 13.2 | 14.214 h |
| June | 23.9°C15.6°C | 15.6°C | 155 | 13.5 | 14.715 h |
| July | 27.1°C20.4°C | 20.4°C | 274 | 18.0 | 14.515 h |
| August | 28.6°C21.7°C | 21.7°C | 194 | 15.5 | 13.614 h |
| September | 24.8°C17.8°C | 17.8°C | 160 | 15.0 | 12.512 h |
| October | 18.9°C11.5°C | 11.5°C | 170 | 16.1 | 11.211 h |
| November | 12.8°C5.7°C | 5.7°C | 191 | 19.7 | 10.210 h |
| December | 6.4°C0.7°C | 0.7°C | 233 | 25.0 | 9.610 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
May in nearby cities
- Niigata in MayJapan · 26 kmHigh 19.4°C · Low 11.4°C · 99 mm rain
- Tsubame in MayJapan · 48 kmHigh 20.3°C · Low 11.0°C · 96 mm rain
- Sanjō in MayJapan · 50 kmHigh 21.1°C · Low 10.6°C · 116 mm rain
- Yonezawa in MayJapan · 69 kmHigh 20.0°C · Low 9.8°C · 116 mm rain
- Nagaoka in MayJapan · 70 kmHigh 21.4°C · Low 10.6°C · 94 mm rain
- Aizu-Wakamatsu in MayJapan · 74 kmHigh 20.0°C · Low 9.8°C · 95 mm rain
- Kashiwazaki in MayJapan · 95 kmHigh 21.2°C · Low 11.1°C · 104 mm rain
- Yamagata in MayJapan · 96 kmHigh 19.2°C · Low 8.4°C · 91 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 Shibata) is explained once on the Shibata year overview and on the Sources, method and limits page.