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14 Days
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Monthly Historical Averages
Ottawa, IA
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March
Average Temperature
High
10°
Feels 8
Low
0°
Feels -4
Average Precipitation
7 Days
Rain amount
39.5mm
Snow amount
3.8cm
Daily Historical Averages
March 2026
S
M
T
W
T
F
S
1
1°
2
6°
3
8°
4
11°
5
15°
6
13°
7
13°
8
15°
9
19°
10
12°
11
6°
12
7°
13
7°
14
6°
15
6°
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Forecast
Sunday, March 1, 2026
Day
1°
Feels -4
Wind
20 km/h E
Gust
30 km/h
Humidity
44%
P.O.P
30%
Night
-3°
Feels -8
Wind
18 km/h E
Gust
27 km/h
Humidity
80%
P.O.P
40%
Snow
<1 cm
Historical Averages
Mar 1
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.