Suwa in December
4.2out of 10
Not the best time
Cold: highs around 5°C. Frequent rain: about 12 rainy days.
5°CAvg high
-4°CAvg low
12Rainy days (84 mm)
9:34 hDaylight
06:57Sunrise · 16:31 Sunset
Why this score
- Cold: highs around 5°C
- Frequent rain: about 12 rainy days
- Nights fall to about -4°C
What to wear and pack
- Winter coat, hat and scarf
- Rain jacket or compact umbrella
- Gloves for freezing mornings
How reliable is the forecast?
Rainfall in December is fairly consistent from year to year (2.8 days). 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 | 2°C | -8°C | 86 mm | 11 | – | – | 3.6 |
| February | 3°C | -6°C | 90 mm | 11 | – | – | 4.0 |
| March | 7°C | -2°C | 138 mm | 13 | – | – | 4.4 |
| April | 14°C | 3°C | 127 mm | 13 | – | – | 5.8 |
| May | 19°C | 9°C | 133 mm | 12 | – | – | 6.8 |
| June | 22°C | 14°C | 181 mm | 16 | – | – | 6.5 |
| July | 26°C | 18°C | 194 mm | 17 | – | – | 6.3 |
| August | 27°C | 18°C | 124 mm | 14 | – | – | 7.0 |
| September | 23°C | 15°C | 163 mm | 13 | – | – | 6.9 |
| October | 17°C | 8°C | 166 mm | 12 | – | – | 6.4 |
| November | 11°C | 2°C | 96 mm | 10 | – | – | 5.8 |
| December | 5°C | -4°C | 84 mm | 12 | – | – | 4.2 |
Frequently asked questions
How hot is Suwa in December?
Daytime highs average 5°C and nights about -4°C.
When is the best time to visit Suwa?
The best months are August, September, May, June.