Viewing Station: IN-PR-3 : Rockville 3.6 ENE
May 14, 2020 - Sep 15, 20252,197 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.37"
September 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.55"
Departure from Normal
-1.18" : 24% of Normal
Year-To-Date: 26.08"
Jan 1 to Sep 15, 2025(257 of 258 days covered by obs)
NOAA Normal
31.49"
Departure from Normal
-5.41" : 83% of Normal
Water Year-To-Date: 33.38"
Oct 1, 2024 to Sep 15, 2025(349 of 350 days covered by obs)
NOAA Normal
41.26"
Departure from Normal
-7.88" : 81% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.85
3.01
-0.16
Feb
2.34
2.61
-0.27
Mar
3.07
3.25
-0.18
Apr
4.64
4.65
-0.01
May
4.53
4.76
-0.23
Jun
5.16
5.05
0.11
Jul
4.14
4.37
-0.23
Aug
3.21
3.40
-0.19
Sep
3.10
3.09
0.01
Oct
3.50
3.62
-0.12
Nov
3.42
3.62
-0.20
Dec
2.85
2.96
-0.11
42.81
44.39
-1.58