Winter Dec – Feb
The coldest season, with highs of 36–42°F (2–5°C) and lows down to 22°F (-6°C). It's the driest season, with only about 10.9 in (278 mm) of rain or snow, 22% of the year's total. December – February are cold enough for snow. Comfort scores bottom out in December – February; the season averages 42/100.
Spring Mar – May
Temperatures climb through the season, from 46°F highs in March to 69°F by May. About 11.8 in (300 mm) of rain falls across these months, 24% of the year's total. Nights dip below freezing in March. Comfort peaks here: May ranks with the year's best, and the season averages 70/100.
Summer Jun – Aug
The warmest stretch of the year, with highs of 78–85°F (26–29°C). It's the wettest season, with about 13.4 in (340 mm) of rain, 28% of the year's total. June feels humid, with humidity near 79%. June – August score well without being the very best (season average 75/100).
Autumn Sep – Nov
Temperatures slide from 77°F highs in September to 52°F by November. About 12.5 in (318 mm) of rain falls across these months, 26% of the year's total. Lows bottom out around 36°F (2°C). Comfort peaks here: September & October rank with the year's best, and the season averages 76/100.