Climate averages 1991–2020
Kitami weather
in September.
A mild, wet month: the 3rd warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a mild month in Kitami: daytime highs average 20.0°C and nights cool to about 12.3°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 122 mm of rain on roughly 12 days, which makes September a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 33 min on an average September day.
The nearest other city in this atlas is Kushiro (100 km away). In September its highs average 18.6°C, 1.5°C cooler than Kitami, with 160 mm of rain.
Among the 303 cities listed in Japan, Kitami ranks 301st of 303 for the warmest September highs and 1st of 303 for the driest September (rainfall, lowest first). The mean September high of those 303 cities is 25.7°C; Kitami is 5.6°C cooler than that mean.
From September to October, average highs fall by 6.0°C to 14.1°C, and monthly rainfall falls from 122 mm to 90 mm.
The annual picture
September 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
Kitami climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -4.4°C-13.1°C | -13.1°C | 57 | 8.3 | 9.39 h |
| February | -3.8°C-12.6°C | -12.6°C | 44 | 7.0 | 10.410 h |
| March | 1.0°C-7.8°C | -7.8°C | 60 | 9.6 | 11.912 h |
| April | 8.2°C-1.5°C | -1.5°C | 69 | 11.6 | 13.413 h |
| May | 15.4°C5.3°C | 5.3°C | 77 | 11.6 | 14.715 h |
| June | 19.2°C10.4°C | 10.4°C | 77 | 11.1 | 15.415 h |
| July | 22.8°C14.8°C | 14.8°C | 107 | 11.6 | 15.115 h |
| August | 23.6°C16.3°C | 16.3°C | 134 | 12.5 | 14.014 h |
| September, selected | 20.0°C12.3°C | 12.3°C | 122 | 12.0 | 12.613 h |
| October | 14.1°C5.3°C | 5.3°C | 90 | 9.8 | 11.111 h |
| November | 6.3°C-1.4°C | -1.4°C | 65 | 9.6 | 9.710 h |
| December | -1.3°C-9.8°C | -9.8°C | 71 | 8.9 | 9.09 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
September in nearby cities
- Kushiro in SeptemberJapan · 100 kmHigh 18.6°C · Low 14.0°C · 160 mm rain
- Obihiro in SeptemberJapan · 113 kmHigh 20.4°C · Low 12.3°C · 165 mm rain
- Asahikawa in SeptemberJapan · 123 kmHigh 19.8°C · Low 11.6°C · 142 mm rain
- Iwamizawa in SeptemberJapan · 184 kmHigh 20.8°C · Low 13.1°C · 126 mm rain
- Ebetsu in SeptemberJapan · 204 kmHigh 20.5°C · Low 13.5°C · 138 mm rain
- Chitose in SeptemberJapan · 212 kmHigh 20.4°C · Low 14.2°C · 137 mm rain
- Eniwa in SeptemberJapan · 213 kmHigh 20.4°C · Low 13.6°C · 138 mm rain
- Sapporo in SeptemberJapan · 221 kmHigh 20.9°C · Low 14.7°C · 155 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 Kitami) is explained once on the Kitami year overview and on the Sources, method and limits page.