Annual mean 11°C · wettest around May · prevailing wind SW
Warmest
28.4 °C
Coldest
-3.4 °C
Wettest
24%
Windiest
6.3 m/s
Prevailing
SW
4.9 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 Bettendorf over the whole year is 11°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about -6°C. Bettendorf has no sharply defined rainy season: the chance of rain on a given day runs from 16% in January, the driest month, to 25% in May, the wettest. Winds in Bettendorf are highest in April, averaging 4.9 m/s (18 km/h), and lightest in August, at 2.6 m/s (9 km/h). The prevailing wind is from the SW. The clearest skies in Bettendorf come in June, when the sky is typically 25% covered; January is the cloudiest month, at 54%.
Month by month Bettendorf 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
-3°C
-6°C
-9°C
16%
54%
4.2 m/s
0
0
2
February
1°C
-4°C
-5°C
16%
42%
4.4 m/s
2
0
11
March
8°C
2°C
2°C
22%
47%
4.7 m/s
5
0
27
April
14°C
6°C
8°C
23%
43%
4.9 m/s
25
2
50
May
21°C
13°C
18°C
25%
41%
3.9 m/s
57
18
61
June
27°C
19°C
26°C
23%
25%
3.4 m/s
54
53
28
July
28°C
21°C
29°C
23%
27%
2.7 m/s
38
67
10
August
27°C
18°C
27°C
22%
27%
2.6 m/s
54
60
20
September
24°C
15°C
23°C
20%
28%
2.9 m/s
66
42
45
October
16°C
9°C
12°C
20%
37%
3.5 m/s
39
7
63
November
8°C
2°C
3°C
17%
40%
4.0 m/s
9
0
30
December
2°C
-2°C
-4°C
18%
50%
4.2 m/s
0
0
8
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 Bettendorf weather by season
Year round, Bettendorf has days of about -3°C at their warmest in January, its coolest month, and 28°C in July, its warmest; the coolest hours of the day run from -6°C to 21°C through the year, and the average temperature over the year is 11°C around the clock. Rain is most likely around May 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.
Bettendorf weather in winterDecember to February
High 0°CLow -4°CRain 17%
Winter in Bettendorf has typical daily highs of about 0°C and lows of about -4°C, with a 17% chance of rain on a given day.
Bettendorf weather in springMarch to May
High 14°CLow 7°CRain 24%
Spring in Bettendorf has typical daily highs of about 14°C and lows of about 7°C, with a 24% chance of rain on a given day.
Bettendorf weather in summerJune to August
High 27°CLow 19°CRain 23%
Summer in Bettendorf has typical daily highs of about 27°C and lows of about 19°C, with a 23% chance of rain on a given day.
Bettendorf weather in autumnSeptember to November
High 16°CLow 9°CRain 19%
Autumn in Bettendorf has typical daily highs of about 16°C and lows of about 9°C, with a 19% chance of rain on a given day.
When is the rainy season in Bettendorf?
Bettendorf has no sharply defined rainy season: the chance of rain on a given day runs from 16% in January, the driest month, to 25% in May, the wettest.
What time of year is Bettendorf windiest?
Winds in Bettendorf are highest in April, averaging 4.9 m/s (18 km/h), and lightest in August, at 2.6 m/s (9 km/h). The prevailing wind is from the SW.
What is the average temperature in Bettendorf year round?
The average temperature in Bettendorf over the whole year is 11°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about -6°C.