Viewing Station: WY-SW-16 : Rock Springs 7.1 SSE
Nov 12, 2009 - Oct 20, 20254,333 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.58"
October 1-21, 2025(20 of 21 days covered by obs)
NOAA Normal
0.70"
Departure from Normal
0.88" : 224% of Normal
Year-To-Date: 6.30"
Jan 1 to Oct 21, 2025(284 of 294 days covered by obs)
NOAA Normal
7.99"
Departure from Normal
-1.69" : 79% of Normal
Water Year-To-Date: 1.58"
Oct 1, 2025 to Oct 21, 2025(20 of 21 days covered by obs)
NOAA Normal
0.70"
Departure from Normal
0.88" : 224% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.49
0.49
0.00
Feb
0.52
0.52
0.00
Mar
0.63
0.73
-0.10
Apr
1.07
1.13
-0.06
May
1.39
1.53
-0.14
Jun
0.79
0.80
-0.01
Jul
0.57
0.55
0.02
Aug
0.81
0.64
0.17
Sep
1.02
0.96
0.06
Oct
1.04
1.00
0.04
Nov
0.50
0.64
-0.14
Dec
0.52
0.49
0.03
9.35
9.48
-0.13