Annual mean 10°C · wettest around October · prevailing wind W
Warmest
26.7 °C
Coldest
-2.2 °C
Wettest
17%
Windiest
5.3 m/s
Prevailing
W
4.3 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Onondaga over the whole year is 10°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -4°C. Onondaga has no sharply defined rainy season: the chance of rain on a given day runs from 12% in September, the driest month, to 16% in October, the wettest. Winds in Onondaga are highest in February, averaging 4.2 m/s (15 km/h), and lightest in September, at 2.5 m/s (9 km/h). The prevailing wind is from the W. The clearest skies in Onondaga come in July, when the sky is typically 55% covered; January is the cloudiest month, at 83%.
Month by month Onondaga climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
-2°C
-4°C
-8°C
13%
83%
4.1 m/s
0
0
2
February
0°C
-3°C
-6°C
12%
79%
4.2 m/s
0
0
6
March
4°C
-1°C
-2°C
13%
71%
4.2 m/s
3
0
17
April
11°C
4°C
6°C
16%
69%
4.0 m/s
14
1
43
May
18°C
11°C
15°C
15%
65%
3.2 m/s
48
11
65
June
23°C
16°C
21°C
14%
58%
3.1 m/s
66
28
55
July
26°C
19°C
26°C
13%
55%
2.7 m/s
59
57
24
August
25°C
18°C
25°C
13%
57%
2.7 m/s
68
47
35
September
21°C
14°C
20°C
12%
57%
2.5 m/s
68
24
62
October
15°C
9°C
12°C
16%
68%
3.1 m/s
34
4
65
November
7°C
3°C
2°C
15%
74%
3.8 m/s
5
0
23
December
1°C
-1°C
-4°C
15%
81%
4.0 m/s
0
0
5
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Onondaga weather by season
Year round, Onondaga has days of about -2°C at their warmest in January, its coolest month, and 26°C in July, its warmest; the coolest hours of the day run from -4°C to 19°C through the year, and the average temperature over the year is 10°C around the clock. Rain is most likely around October and least likely around September. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Onondaga weather in winterDecember to February
High -0°CLow -3°CRain 13%
Winter in Onondaga has typical daily highs of about -0°C and lows of about -3°C, with a 13% chance of rain on a given day.
Onondaga weather in springMarch to May
High 11°CLow 5°CRain 15%
Spring in Onondaga has typical daily highs of about 11°C and lows of about 5°C, with a 15% chance of rain on a given day.
Onondaga weather in summerJune to August
High 25°CLow 18°CRain 13%
Summer in Onondaga has typical daily highs of about 25°C and lows of about 18°C, with a 13% chance of rain on a given day.
Onondaga weather in autumnSeptember to November
High 14°CLow 9°CRain 14%
Autumn in Onondaga has typical daily highs of about 14°C and lows of about 9°C, with a 14% chance of rain on a given day.
When is the rainy season in Onondaga?
Onondaga has no sharply defined rainy season: the chance of rain on a given day runs from 12% in September, the driest month, to 16% in October, the wettest.
What time of year is Onondaga windiest?
Winds in Onondaga are highest in February, averaging 4.2 m/s (15 km/h), and lightest in September, at 2.5 m/s (9 km/h). The prevailing wind is from the W.
What is the average temperature in Onondaga year round?
The average temperature in Onondaga over the whole year is 10°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -4°C.