Viewing Station: KS-FR-22 : Ottawa 1.1 SSE
Dec 17, 2017 - Sep 20, 20262,719 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.13"
September 1-22, 2026(20 of 22 days covered by obs)
NOAA Normal
2.93"
Departure from Normal
0.20" : 107% of Normal
Year-To-Date: 38.59"
Jan 1 to Sep 22, 2026(261 of 265 days covered by obs)
NOAA Normal
30.85"
Departure from Normal
7.74" : 125% of Normal
Water Year-To-Date: 43.32"
Oct 1, 2025 to Sep 22, 2026(353 of 357 days covered by obs)
NOAA Normal
37.71"
Departure from Normal
5.61" : 115% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.08
1.17
-0.09
Feb
1.50
1.50
0.00
Mar
2.32
2.31
0.01
Apr
3.84
3.81
0.03
May
5.54
5.64
-0.10
Jun
5.38
5.18
0.20
Jul
3.93
3.91
0.02
Aug
4.33
4.29
0.04
Sep
3.99
4.10
-0.11
Oct
3.13
3.15
-0.02
Nov
2.16
2.24
-0.08
Dec
1.57
1.65
-0.08
38.77
38.95
-0.18