Best Time to Visit Potomac: Month-by-Month Guide
Best months for Potomac: September, October, May, June.
- Best months for Potomac: September, October, May, June.
- Peak season is July, August, June. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Shoulder season: April, May, September, October. Good weather without the busiest period.
- Wettest months: July, June, May.
- The least pleasant month is January (score 5.1).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 6°C | -2°C | 79 mm | 9 | – | – | 5.1 |
| February | 8°C | -1°C | 72 mm | 8 | – | – | 5.5 |
| March | 13°C | 3°C | 98 mm | 10 | – | – | 6.2 |
| April | 19°C | 8°C | 87 mm | 10 | – | – | 7.2 |
| May | 24°C | 14°C | 98 mm | 12 | – | – | 7.5 |
| June | 29°C | 19°C | 91 mm | 12 | – | – | 7.5 |
| July | 31°C | 21°C | 104 mm | 12 | – | – | 6.7 |
| August | 30°C | 20°C | 91 mm | 11 | – | – | 7.3 |
| September | 26°C | 17°C | 113 mm | 10 | – | – | 7.7 |
| October | 20°C | 10°C | 88 mm | 8 | – | – | 7.7 |
| November | 14°C | 4°C | 76 mm | 8 | – | – | 6.7 |
| December | 8°C | 0°C | 90 mm | 9 | – | – | 5.4 |
Frequently asked questions
When is the best time to visit Potomac?
The best months are September, October, May, June.
When is the rainy season in Potomac?
The wettest months are July, June, May.