Climate averages 1991–2020
Nishio weather
in April.
A mild, wet month: the 7th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a mild month in Nishio: daytime highs average 17.6°C and nights cool to about 9.0°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 129 mm of rain on roughly 10 days, which makes April a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 02 min on an average April day.
The nearest other city in this atlas is Anjō (11 km away). In April its highs average 18.2°C, 0.6°C warmer than Nishio, with 116 mm of rain.
Among the 303 cities listed in Japan, Nishio ranks joint 120th of 303 for the warmest April highs and joint 182nd of 303 for the driest April (rainfall, lowest first). The mean April high of those 303 cities is 16.7°C; Nishio is 0.9°C warmer than that mean.
From April to May, average highs rise by 4.2°C to 21.8°C, and monthly rainfall rises from 129 mm to 154 mm.
The annual picture
April 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
Nishio climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.6°C1.5°C | 1.5°C | 73 | 9.2 | 10.110 h |
| February | 9.6°C1.7°C | 1.7°C | 77 | 9.3 | 10.911 h |
| March | 13.0°C4.3°C | 4.3°C | 120 | 10.4 | 11.912 h |
| April, selected | 17.6°C9.0°C | 9.0°C | 129 | 9.9 | 13.013 h |
| May | 21.8°C14.0°C | 14.0°C | 154 | 10.0 | 14.014 h |
| June | 24.9°C18.6°C | 18.6°C | 209 | 13.2 | 14.514 h |
| July | 28.3°C22.8°C | 22.8°C | 181 | 13.0 | 14.314 h |
| August | 29.7°C24.0°C | 24.0°C | 108 | 10.9 | 13.513 h |
| September | 26.6°C20.7°C | 20.7°C | 214 | 13.0 | 12.412 h |
| October | 21.4°C14.9°C | 14.9°C | 215 | 11.1 | 11.311 h |
| November | 16.1°C9.0°C | 9.0°C | 99 | 8.0 | 10.410 h |
| December | 10.9°C3.9°C | 3.9°C | 68 | 8.5 | 9.910 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
April in nearby cities
- Anjō in AprilJapan · 11 kmHigh 18.2°C · Low 7.9°C · 116 mm rain
- Handa in AprilJapan · 11 kmHigh 17.6°C · Low 9.0°C · 116 mm rain
- Okazaki in AprilJapan · 14 kmHigh 18.3°C · Low 8.2°C · 151 mm rain
- Kariya in AprilJapan · 14 kmHigh 18.2°C · Low 8.3°C · 116 mm rain
- Gamagōri in AprilJapan · 17 kmHigh 17.7°C · Low 9.2°C · 143 mm rain
- Tōkai in AprilJapan · 22 kmHigh 17.9°C · Low 8.0°C · 116 mm rain
- Toyota in AprilJapan · 26 kmHigh 18.2°C · Low 7.3°C · 151 mm rain
- Toyohashi in AprilJapan · 32 kmHigh 18.1°C · Low 8.8°C · 151 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 Nishio) is explained once on the Nishio year overview and on the Sources, method and limits page.