Susanville Climate: Weather by Month and Best Time to Visit
Best months for Susanville: September, August, June, July.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 4°C | -5°C | 90 mm | 10 | – | – | 4.3 |
| February | 6°C | -4°C | 85 mm | 10 | – | – | 4.8 |
| March | 9°C | -2°C | 82 mm | 10 | – | – | 5.3 |
| April | 13°C | 0°C | 50 mm | 10 | – | – | 6.1 |
| May | 19°C | 4°C | 49 mm | 9 | – | – | 7.4 |
| June | 25°C | 9°C | 24 mm | 5 | – | – | 8.4 |
| July | 30°C | 13°C | 10 mm | 3 | – | – | 8.4 |
| August | 29°C | 12°C | 9 mm | 3 | – | – | 8.6 |
| September | 25°C | 9°C | 14 mm | 3 | – | – | 8.7 |
| October | 18°C | 4°C | 27 mm | 5 | – | – | 7.8 |
| November | 9°C | -1°C | 56 mm | 8 | – | – | 5.7 |
| December | 3°C | -5°C | 97 mm | 10 | – | – | 4.1 |