Viewing Station: WI-BT-34 : Siren 6.6 E
Sep 30, 2023 - May 18, 2026150 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.57"
May 1-18, 2026(3 of 18 days covered by obs)
NOAA Normal
2.16"
Departure from Normal
-1.59" : 26% of Normal
Year-To-Date: 0.57"
Jan 1 to May 18, 2026(3 of 138 days covered by obs)
NOAA Normal
8.08"
Departure from Normal
-7.51" : 7% of Normal
Water Year-To-Date: 0.93"
Oct 1, 2025 to May 18, 2026(6 of 230 days covered by obs)
NOAA Normal
14.05"
Departure from Normal
-13.12" : 7% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.84
0.81
0.03
Feb
0.89
0.95
-0.06
Mar
1.50
1.51
-0.01
Apr
2.69
2.80
-0.11
May
3.72
3.83
-0.11
Jun
4.17
4.22
-0.05
Jul
4.27
4.12
0.15
Aug
3.93
3.92
0.01
Sep
3.52
3.53
-0.01
Oct
3.04
3.24
-0.20
Nov
1.72
1.64
0.08
Dec
1.21
1.23
-0.02
31.50
31.80
-0.30