Climate

Syracuse weather by month

Average highs, lows, rain and snow for every month, from 30 years of weather records.

Average temperatures

Best time to visit: May, June, September, when highs are mild and rain is lightest.

Month	High	Low	Rain	Snow	Wet days
January	32°F	17°F	2.6 in	34.0 in	19
February	34°F	18°F	2.5 in	30.3 in	17
March	42°F	25°F	3.0 in	19.8 in	16
April	56°F	36°F	3.5 in	3.0 in	15
May	69°F	47°F	3.4 in	0.10 in	13
June	77°F	57°F	3.6 in	0.00 in	12
July	82°F	62°F	3.9 in	0.00 in	12
August	80°F	60°F	3.7 in	0.00 in	11
September	73°F	53°F	3.4 in	0.00 in	11
October	60°F	42°F	3.9 in	0.20 in	15
November	48°F	33°F	3.2 in	9.8 in	16
December	37°F	24°F	3.3 in	30.6 in	19

NOAA U.S. Climate Normals 1991–2020, Syracuse Hancock Intl Ap, Ny Us (4.9 mi away, 413 ft). Wet days: days with at least 0.01 in of precipitation.

What is the hottest month in Syracuse?

July, with an average high of 82°F and low of 62°F.

What is the coldest month in Syracuse?

January, with an average low of 17°F and high of 32°F.

When does it rain most in Syracuse?

July is the wettest month, averaging 3.9 in of precipitation; the year totals about 40.0 inches.

Does it snow in Syracuse?

Yes. Snowfall averages about 128 inches a year, mostly in January and December.

What is the best time to visit Syracuse?

For mild weather (highs between 65°F and 85°F) with the least rain, May, June, September.

Where do these numbers come from?

NOAA’s 1991–2020 U.S. Climate Normals for the Syracuse Hancock Intl Ap weather station, 4.9 miles from downtown: 30-year averages, not a forecast.