Viewing Station: MD-MG-18 : Colesville 1.7 W
Dec 1, 2005 - May 29, 20266,022 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.51"
May 1-29, 2026(28 of 29 days covered by obs)
NOAA Normal
4.03"
Departure from Normal
1.48" : 137% of Normal
Year-To-Date: 15.98"
Jan 1 to May 29, 2026(143 of 149 days covered by obs)
NOAA Normal
16.99"
Departure from Normal
-1.01" : 94% of Normal
Water Year-To-Date: 21.36"
Oct 1, 2025 to May 29, 2026(232 of 241 days covered by obs)
NOAA Normal
27.77"
Departure from Normal
-6.41" : 77% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.03
3.06
-0.03
Feb
2.65
2.71
-0.06
Mar
3.81
3.87
-0.06
Apr
3.47
3.41
0.06
May
4.31
4.35
-0.04
Jun
4.32
4.29
0.03
Jul
4.51
4.35
0.16
Aug
3.92
3.79
0.13
Sep
4.33
4.38
-0.05
Oct
3.91
3.97
-0.06
Nov
3.17
3.20
-0.03
Dec
3.70
3.71
-0.01
45.13
45.09
0.04