Annual mean 12°C · wettest around March · prevailing wind SW
Warmest
28.1 °C
Coldest
-2.8 °C
Wettest
89%
Windiest
5.9 m/s
Prevailing
SW
4.5 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 Fort Madison over the whole year is 12°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about -5°C. Fort Madison has no sharply defined rainy season: the chance of rain on a given day runs from 84% in January, the driest month, to 87% in March, the wettest. Winds in Fort Madison are highest in March, averaging 4.4 m/s (16 km/h), and lightest in August, at 2.4 m/s (9 km/h). The prevailing wind is from the SW. The clearest skies in Fort Madison come in June, when the sky is typically 25% covered; January is the cloudiest month, at 56%.
Month by month Fort Madison 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
-5°C
-7°C
84%
56%
4.0 m/s
0
0
3
February
2°C
-4°C
-4°C
85%
46%
4.1 m/s
2
0
13
March
9°C
3°C
3°C
87%
49%
4.4 m/s
7
0
29
April
14°C
7°C
9°C
85%
43%
4.4 m/s
26
2
50
May
21°C
14°C
19°C
86%
41%
3.4 m/s
56
19
56
June
27°C
20°C
27°C
85%
25%
3.1 m/s
47
52
22
July
28°C
21°C
30°C
86%
29%
2.5 m/s
30
59
8
August
27°C
19°C
28°C
84%
31%
2.4 m/s
43
54
15
September
25°C
15°C
24°C
86%
29%
2.7 m/s
58
42
37
October
17°C
9°C
13°C
85%
41%
3.3 m/s
39
8
56
November
9°C
2°C
4°C
86%
40%
3.8 m/s
8
0
31
December
3°C
-2°C
-3°C
85%
51%
3.9 m/s
1
0
11
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 Fort Madison weather by season
Year round, Fort Madison has days of about -2°C at their warmest in January, its coolest month, and 28°C in July, its warmest; the coolest hours of the day run from -5°C to 21°C through the year, and the average temperature over the year is 12°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.
Fort Madison weather in winterDecember to February
High 1°CLow -4°CRain 85%
Winter in Fort Madison has typical daily highs of about 1°C and lows of about -4°C, with a 85% chance of rain on a given day.
Fort Madison weather in springMarch to May
High 15°CLow 8°CRain 86%
Spring in Fort Madison has typical daily highs of about 15°C and lows of about 8°C, with a 86% chance of rain on a given day.
Fort Madison weather in summerJune to August
High 27°CLow 20°CRain 85%
Summer in Fort Madison has typical daily highs of about 27°C and lows of about 20°C, with a 85% chance of rain on a given day.
Fort Madison weather in autumnSeptember to November
High 17°CLow 9°CRain 86%
Autumn in Fort Madison has typical daily highs of about 17°C and lows of about 9°C, with a 86% chance of rain on a given day.
When is the rainy season in Fort Madison?
Fort Madison has no sharply defined rainy season: the chance of rain on a given day runs from 84% in January, the driest month, to 87% in March, the wettest.
What time of year is Fort Madison windiest?
Winds in Fort Madison are highest in March, averaging 4.4 m/s (16 km/h), and lightest in August, at 2.4 m/s (9 km/h). The prevailing wind is from the SW.
What is the average temperature in Fort Madison year round?
The average temperature in Fort Madison over the whole year is 12°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about -5°C.