Viewing Station: MS-HC-23 : Bay St Louis 1.4 WSW
Jun 17, 2021 - Sep 18, 20251,436 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.26"
September 1-18, 2025(18 of 18 days covered by obs)
NOAA Normal
3.08"
Departure from Normal
-2.82" : 8% of Normal
Year-To-Date: 40.54"
Jan 1 to Sep 18, 2025(260 of 261 days covered by obs)
NOAA Normal
49.09"
Departure from Normal
-8.55" : 83% of Normal
Water Year-To-Date: 50.78"
Oct 1, 2024 to Sep 18, 2025(352 of 353 days covered by obs)
NOAA Normal
61.50"
Departure from Normal
-10.72" : 83% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.39
5.79
-0.40
Feb
4.43
4.50
-0.07
Mar
5.25
5.39
-0.14
Apr
5.25
5.65
-0.40
May
5.16
5.43
-0.27
Jun
6.47
6.57
-0.10
Jul
7.45
7.55
-0.10
Aug
6.61
6.37
0.24
Sep
5.13
5.68
-0.55
Oct
3.62
3.52
0.10
Nov
3.99
4.13
-0.14
Dec
4.80
4.71
0.09
63.55
65.29
-1.74