Viewing Station: MT-LY-2 : Chester 0.3 ESE
May 18, 2021 - May 18, 20261,151 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.41"
May 1-18, 2026(18 of 18 days covered by obs)
NOAA Normal
0.95"
Departure from Normal
-0.54" : 43% of Normal
Year-To-Date: 0.41"
Jan 1 to May 18, 2026(22 of 138 days covered by obs)
NOAA Normal
3.17"
Departure from Normal
-2.76" : 13% of Normal
Water Year-To-Date: 0.72"
Oct 1, 2025 to May 18, 2026(54 of 230 days covered by obs)
NOAA Normal
4.83"
Departure from Normal
-4.11" : 15% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.45
0.47
-0.02
Feb
0.38
0.36
0.02
Mar
0.43
0.44
-0.01
Apr
0.96
0.97
-0.01
May
1.64
1.68
-0.04
Jun
2.53
2.60
-0.07
Jul
1.10
1.27
-0.17
Aug
1.01
1.08
-0.07
Sep
0.95
0.90
0.05
Oct
0.73
0.65
0.08
Nov
0.51
0.51
0.00
Dec
0.42
0.44
-0.02
11.11
11.37
-0.26