Late May through early June, or September through early October. WeatherSpark identifies mid-June to mid-July and early August to late September as optimal for warm-weather activities, with peak tourism scores in early September. Spring and fall shoulder months offer comfortable sightseeing temperatures (60s–70s°F), fewer crowds, and lower hotel rates compared to peak summer
| Month | High (°F) | Low (°F) | Notes |
|---|---|---|---|
| Jan | 39 | 26 | crisp & changeable |
| Feb | 41 | 26 | crisp & changeable |
| Mar | 49 | 33 | cool & changeable |
| Apr | 60 | 43 | cool & changeable |
| May | 69 | 53 | mild & changeable |
| Jun | 78 | 63 | warm & changeable |
| Jul | 84 | 69 | warm & changeable |
| Aug | 82 | 68 | warm & changeable |
| Sep | 76 | 62 | warm & changeable |
| Oct | 65 | 52 | mild & changeable |
| Nov | 53 | 40 | cool & changeable |
| Dec | 44 | 32 | crisp & changeable |