Best Time to Visit Oswego: Month-by-Month Guide
Best months for Oswego: July, August, September, June.
- Best months for Oswego: July, August, September, June.
- Peak season is August, July, September. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Shoulder season: June. Good weather without the busiest period.
- Wettest months: December, January, November.
- The least pleasant month is January (score 2.6).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 0°C | -5°C | 106 mm | 18 | – | – | 2.6 |
| February | 0°C | -6°C | 79 mm | 13 | – | – | 3.3 |
| March | 4°C | -2°C | 89 mm | 13 | – | – | 4.1 |
| April | 9°C | 3°C | 110 mm | 12 | – | – | 5.2 |
| May | 15°C | 9°C | 91 mm | 12 | – | – | 6.4 |
| June | 20°C | 14°C | 109 mm | 12 | – | – | 7.1 |
| July | 24°C | 19°C | 111 mm | 12 | – | – | 7.4 |
| August | 24°C | 19°C | 109 mm | 13 | – | – | 7.2 |
| September | 21°C | 15°C | 113 mm | 12 | – | – | 7.2 |
| October | 15°C | 9°C | 137 mm | 15 | – | – | 5.6 |
| November | 9°C | 4°C | 118 mm | 16 | – | – | 4.6 |
| December | 4°C | -1°C | 123 mm | 18 | – | – | 3.3 |
Frequently asked questions
When is the best time to visit Oswego?
The best months are July, August, September, June.
When is the rainy season in Oswego?
The wettest months are December, January, November.