Winter Dec – Feb
The coldest season, with highs of 44–49°F (7–9°C) and lows down to 27°F (-3°C). It's the driest season, with only about 9.4 in (238 mm) of rain or snow, 20% of the year's total. January is cold enough for snow. Comfort scores bottom out in December & January; the season averages 58/100.
Spring Mar – May
Temperatures climb through the season, from 57°F highs in March to 78°F by May. About 11.4 in (289 mm) of rain falls across these months, 24% of the year's total. Lows bottom out around 35°F (2°C). Comfort peaks here: April ranks with the year's best, and the season averages 78/100.
Summer Jun – Aug
Peak warmth: highs of 87–91°F (30–33°C). It's the wettest season, with about 13.8 in (350 mm) of rain, 30% of the year's total. Lows bottom out around 65°F (18°C). Comfort scores bottom out in July; the season averages 64/100.
Autumn Sep – Nov
Temperatures slide from 82°F highs in September to 58°F by November. About 12.0 in (305 mm) of rain falls across these months, 26% of the year's total. Lows bottom out around 38°F (3°C). Comfort peaks here: October ranks with the year's best, and the season averages 80/100.