Viewing Station: LA-AP-2 : Donaldsonville 4 SW
Sep 30, 2008 - Mar 16, 20263,889 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.44"
March 1-17, 2026(16 of 17 days covered by obs)
NOAA Normal
2.24"
Departure from Normal
1.20" : 153% of Normal
Year-To-Date: 10.72"
Jan 1 to Mar 17, 2026(75 of 76 days covered by obs)
NOAA Normal
12.09"
Departure from Normal
-1.37" : 89% of Normal
Water Year-To-Date: 22.40"
Oct 1, 2025 to Mar 17, 2026(167 of 168 days covered by obs)
NOAA Normal
25.39"
Departure from Normal
-2.99" : 88% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.63
5.75
-0.12
Feb
4.22
4.14
0.08
Mar
4.09
4.11
-0.02
Apr
4.68
4.93
-0.25
May
5.71
5.78
-0.07
Jun
6.84
7.01
-0.17
Jul
6.35
6.45
-0.10
Aug
6.81
6.68
0.13
Sep
5.03
5.27
-0.24
Oct
4.40
4.50
-0.10
Nov
3.99
4.12
-0.13
Dec
4.91
4.73
0.18
62.66
63.47
-0.81