Climate averages 1991–2020
Muroran weather
in March.
A cold month with moderate precipitation: the 9th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a cold month in Muroran: daytime highs average 2.0°C and nights cool to about -3.4°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 57 mm of precipitation on roughly 9 days, which makes March a month with moderate precipitation (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 54 min on an average March day.
The nearest other city in this atlas is Tomakomai (62 km away). In March its highs average 2.2°C, about as warm as Muroran, with 63 mm of rain.
Among the 303 cities listed in Japan, Muroran ranks 296th of 303 for the warmest March highs and joint 4th of 303 for the driest March (precipitation, lowest first). The mean March high of those 303 cities is 11.5°C; Muroran is 9.5°C cooler than that mean.
From March to April, average highs rise by 5.5°C to 7.5°C, and monthly precipitation rises from 57 mm to 76 mm.
The annual picture
March in context
Monthly precipitation
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
Muroran climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -2.0°C-6.8°C | -6.8°C | 51 | 8.5 | 9.59 h |
| February | -1.4°C-6.3°C | -6.3°C | 44 | 7.4 | 10.511 h |
| March, selected | 2.0°C-3.4°C | -3.4°C | 57 | 9.1 | 11.912 h |
| April | 7.5°C1.3°C | 1.3°C | 76 | 9.1 | 13.313 h |
| May | 13.2°C7.0°C | 7.0°C | 112 | 11.1 | 14.615 h |
| June | 17.4°C12.2°C | 12.2°C | 104 | 10.3 | 15.215 h |
| July | 21.3°C16.7°C | 16.7°C | 153 | 13.0 | 14.915 h |
| August | 23.0°C18.7°C | 18.7°C | 181 | 12.6 | 13.914 h |
| September | 20.2°C15.6°C | 15.6°C | 166 | 13.0 | 12.513 h |
| October | 14.1°C8.9°C | 8.9°C | 103 | 10.9 | 11.111 h |
| November | 6.7°C1.9°C | 1.9°C | 80 | 11.0 | 9.810 h |
| December | 0.3°C-4.2°C | -4.2°C | 69 | 11.0 | 9.19 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet 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
- Tomakomai in MarchJapan · 62 kmHigh 2.2°C · Low -4.0°C · 63 mm rain
- Hakodate in MarchJapan · 64 kmHigh 3.5°C · Low -2.2°C · 66 mm rain
- Chitose in MarchJapan · 78 kmHigh 2.6°C · Low -5.1°C · 54 mm rain
- Eniwa in MarchJapan · 80 kmHigh 2.1°C · Low -5.8°C · 55 mm rain
- Sapporo in MarchJapan · 88 kmHigh 1.9°C · Low -5.5°C · 64 mm precipitation
- Otaru in MarchJapan · 97 kmHigh 1.8°C · Low -3.0°C · 76 mm precipitation
- Ebetsu in MarchJapan · 99 kmHigh 1.5°C · Low -6.3°C · 55 mm precipitation
- Iwamizawa in MarchJapan · 117 kmHigh 1.9°C · Low -5.9°C · 57 mm precipitation
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 Muroran) is explained once on the Muroran year overview and on the Sources, method and limits page.