Viewing Station: IA-BT-12 : Fairfax 4.0 NW
Apr 1, 2017 - Dec 17, 20253,154 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.48"
December 1-17, 2025(16 of 17 days covered by obs)
NOAA Normal
0.84"
Departure from Normal
-0.36" : 57% of Normal
Year-To-Date: 29.85"
Jan 1 to Dec 17, 2025(350 of 351 days covered by obs)
NOAA Normal
36.18"
Departure from Normal
-6.33" : 83% of Normal
Water Year-To-Date: 3.79"
Oct 1, 2025 to Dec 17, 2025(77 of 78 days covered by obs)
NOAA Normal
5.88"
Departure from Normal
-2.09" : 64% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.02
1.12
-0.10
Feb
1.21
1.31
-0.10
Mar
1.96
2.09
-0.13
Apr
3.80
3.74
0.06
May
4.51
4.54
-0.03
Jun
5.59
5.56
0.03
Jul
4.33
4.41
-0.08
Aug
4.27
4.17
0.10
Sep
3.61
3.66
-0.05
Oct
2.91
2.90
0.01
Nov
2.13
2.12
0.01
Dec
1.53
1.61
-0.08
36.87
37.23
-0.36