Viewing Station: SD-BL-1 : Chamberlain 0.3 W
Jun 1, 2007 - Sep 18, 20266,366 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.68"
September 1-19, 2026(18 of 19 days covered by obs)
NOAA Normal
1.39"
Departure from Normal
1.29" : 193% of Normal
Year-To-Date: 17.77"
Jan 1 to Sep 19, 2026(233 of 262 days covered by obs)
NOAA Normal
18.57"
Departure from Normal
-0.80" : 96% of Normal
Water Year-To-Date: 19.96"
Oct 1, 2025 to Sep 19, 2026(320 of 354 days covered by obs)
NOAA Normal
21.53"
Departure from Normal
-1.57" : 93% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.46
0.51
-0.05
Feb
0.67
0.61
0.06
Mar
0.98
0.99
-0.01
Apr
2.48
2.63
-0.15
May
3.41
3.41
0.00
Jun
3.79
4.11
-0.32
Jul
2.71
2.53
0.18
Aug
2.68
2.69
-0.01
Sep
2.19
2.23
-0.04
Oct
1.76
1.85
-0.09
Nov
0.69
0.75
-0.06
Dec
0.51
0.56
-0.05
22.33
22.87
-0.54