Annual mean 9°C · wettest around March · prevailing wind W
Warmest
25.9 °C
Coldest
-5.4 °C
Wettest
19%
Windiest
5.6 m/s
Prevailing
W
4.6 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 Oshkosh over the whole year is 9°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -8°C. Oshkosh has no sharply defined rainy season: the chance of rain on a given day runs from 11% in January, the driest month, to 15% in March, the wettest. Winds in Oshkosh are highest in April, averaging 4.4 m/s (16 km/h), and lightest in August, at 2.8 m/s (10 km/h). The prevailing wind is from the W. The clearest skies in Oshkosh come in July, when the sky is typically 30% covered; January is the cloudiest month, at 61%.
Month by month Oshkosh 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
-5°C
-8°C
-11°C
11%
61%
3.8 m/s
0
0
0
February
-3°C
-7°C
-9°C
11%
47%
3.9 m/s
0
0
4
March
4°C
-2°C
-2°C
15%
46%
4.1 m/s
0
0
10
April
10°C
4°C
4°C
15%
52%
4.4 m/s
10
0
38
May
18°C
11°C
14°C
14%
41%
3.8 m/s
44
7
69
June
24°C
17°C
22°C
14%
36%
3.5 m/s
70
34
53
July
26°C
19°C
26°C
12%
30%
2.9 m/s
65
56
31
August
25°C
18°C
24°C
12%
34%
2.8 m/s
74
48
40
September
21°C
14°C
20°C
13%
38%
3.1 m/s
73
22
66
October
14°C
8°C
9°C
14%
46%
3.6 m/s
26
2
57
November
6°C
1°C
0°C
13%
50%
3.9 m/s
5
0
19
December
-1°C
-4°C
-7°C
12%
59%
3.7 m/s
0
0
2
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 Oshkosh weather by season
Year round, Oshkosh has days of about -5°C at their warmest in January, its coolest month, and 26°C in July, its warmest; the coolest hours of the day run from -8°C to 19°C through the year, and the average temperature over the year is 9°C around the clock. Rain is most likely around March and least likely around January. 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.
Oshkosh weather in winterDecember to February
High -3°CLow -6°CRain 11%
Winter in Oshkosh has typical daily highs of about -3°C and lows of about -6°C, with a 11% chance of rain on a given day.
Oshkosh weather in springMarch to May
High 10°CLow 4°CRain 15%
Spring in Oshkosh has typical daily highs of about 10°C and lows of about 4°C, with a 15% chance of rain on a given day.
Oshkosh weather in summerJune to August
High 25°CLow 18°CRain 13%
Summer in Oshkosh has typical daily highs of about 25°C and lows of about 18°C, with a 13% chance of rain on a given day.
Oshkosh weather in autumnSeptember to November
High 14°CLow 7°CRain 13%
Autumn in Oshkosh has typical daily highs of about 14°C and lows of about 7°C, with a 13% chance of rain on a given day.
When is the rainy season in Oshkosh?
Oshkosh has no sharply defined rainy season: the chance of rain on a given day runs from 11% in January, the driest month, to 15% in March, the wettest.
What time of year is Oshkosh windiest?
Winds in Oshkosh are highest in April, averaging 4.4 m/s (16 km/h), and lightest in August, at 2.8 m/s (10 km/h). The prevailing wind is from the W.
What is the average temperature in Oshkosh year round?
The average temperature in Oshkosh over the whole year is 9°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -8°C.