Viewing Station: IA-CS-11 : Massena 0.5 NE
Apr 2, 2025 - Sep 18, 202550 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.69"
September 1-19, 2025(4 of 19 days covered by obs)
NOAA Normal
2.31"
Departure from Normal
-0.62" : 73% of Normal
Year-To-Date: 24.97"
Jan 1 to Sep 19, 2025(50 of 262 days covered by obs)
NOAA Normal
28.79"
Departure from Normal
-3.82" : 87% of Normal
Water Year-To-Date: 24.97"
Oct 1, 2024 to Sep 19, 2025(50 of 354 days covered by obs)
NOAA Normal
34.60"
Departure from Normal
-9.63" : 72% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.79
0.80
-0.01
Feb
1.13
1.14
-0.01
Mar
1.88
1.92
-0.04
Apr
3.47
3.38
0.09
May
5.36
5.33
0.03
Jun
5.31
4.98
0.33
Jul
4.06
4.16
-0.10
Aug
4.48
4.36
0.12
Sep
3.64
3.67
-0.03
Oct
2.85
2.74
0.11
Nov
1.71
1.71
0.00
Dec
1.25
1.29
-0.04
35.93
35.48
0.45