Mombetsu in September
7.0out of 10
Possible, with caveats
Mild: highs around 20°C. Frequent rain: about 12 rainy days.
20°CAvg high
12°CAvg low
12Rainy days (122 mm)
12:17 hDaylight
05:12Sunrise · 17:30 Sunset
Why this score
- Mild: highs around 20°C
- Frequent rain: about 12 rainy days
What to wear and pack
- Layers you can add or remove
- A light jacket for cooler evenings
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in September varies a lot between years (±3.1 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -4°C | -10°C | 64 mm | 11 | – | – | 3.7 |
| February | -3°C | -10°C | 50 mm | 9 | – | – | 3.8 |
| March | 2°C | -6°C | 61 mm | 11 | – | – | 3.8 |
| April | 10°C | 1°C | 67 mm | 12 | – | – | 5.3 |
| May | 16°C | 7°C | 81 mm | 12 | – | – | 6.5 |
| June | 18°C | 11°C | 80 mm | 11 | – | – | 7.0 |
| July | 22°C | 15°C | 112 mm | 13 | – | – | 7.2 |
| August | 23°C | 16°C | 133 mm | 14 | – | – | 7.0 |
| September | 20°C | 12°C | 122 mm | 12 | – | – | 7.0 |
| October | 14°C | 6°C | 84 mm | 12 | – | – | 6.3 |
| November | 6°C | 0°C | 71 mm | 12 | – | – | 4.8 |
| December | -1°C | -7°C | 72 mm | 10 | – | – | 3.8 |
Frequently asked questions
How hot is Mombetsu in September?
Daytime highs average 20°C and nights about 12°C.
When is the best time to visit Mombetsu?
The best months are July, June, August, September.