Climate averages 1991–2020
Mihara weather
in March.
A cool, wet month: the 9th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a cool month in Mihara: daytime highs average 13.3°C and nights cool to about 4.2°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 95 mm of rain on roughly 10 days, which makes March a wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 57 min on an average March day.
The nearest other city in this atlas is Onomichi (11 km away). In March its highs average 12.9°C, about as warm as Mihara, with 92 mm of rain.
Among the 303 cities listed in Japan, Mihara ranks joint 50th of 303 for the warmest March highs and 30th of 303 for the driest March (rainfall, lowest first). The mean March high of those 303 cities is 11.5°C; Mihara is 1.8°C warmer than that mean.
From March to April, average highs rise by 5.1°C to 18.4°C, and monthly rainfall rises from 95 mm to 110 mm.
The annual picture
March 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
Mihara climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.7°C1.4°C | 1.4°C | 43 | 5.4 | 10.110 h |
| February | 9.8°C1.5°C | 1.5°C | 55 | 7.4 | 10.911 h |
| March, selected | 13.3°C4.2°C | 4.2°C | 95 | 9.9 | 11.912 h |
| April | 18.4°C8.9°C | 8.9°C | 110 | 9.7 | 13.013 h |
| May | 22.9°C13.9°C | 13.9°C | 129 | 9.9 | 13.914 h |
| June | 25.9°C18.6°C | 18.6°C | 192 | 12.8 | 14.414 h |
| July | 29.3°C23.1°C | 23.1°C | 207 | 13.7 | 14.214 h |
| August | 30.9°C24.3°C | 24.3°C | 125 | 12.2 | 13.413 h |
| September | 27.3°C20.4°C | 20.4°C | 160 | 11.0 | 12.412 h |
| October | 21.8°C14.2°C | 14.2°C | 103 | 7.6 | 11.311 h |
| November | 16.3°C8.5°C | 8.5°C | 59 | 6.6 | 10.410 h |
| December | 10.9°C3.6°C | 3.6°C | 50 | 5.9 | 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
March in nearby cities
- Onomichi in MarchJapan · 11 kmHigh 12.9°C · Low 4.2°C · 92 mm rain
- Fukuyama in MarchJapan · 28 kmHigh 13.5°C · Low 4.6°C · 92 mm rain
- Higashihiroshima in MarchJapan · 32 kmHigh 12.3°C · Low 3.4°C · 101 mm rain
- Imabari in MarchJapan · 37 kmHigh 12.8°C · Low 6.6°C · 118 mm rain
- Kure in MarchJapan · 51 kmHigh 11.9°C · Low 5.9°C · 116 mm rain
- Niihama in MarchJapan · 53 kmHigh 13.6°C · Low 5.8°C · 122 mm rain
- Saijō in MarchJapan · 55 kmHigh 14.0°C · Low 5.8°C · 122 mm rain
- Hiroshima in MarchJapan · 58 kmHigh 13.1°C · Low 3.9°C · 110 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 Mihara) is explained once on the Mihara year overview and on the Sources, method and limits page.