Viewing Station: ceda002 : St. Helena 4.1 SW
Jul 24, 2006 - Feb 24, 20266,837 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.03"
February 1-24, 2026(24 of 24 days covered by obs)
NOAA Normal
0.71"
Departure from Normal
-0.68" : 4% of Normal
Year-To-Date: 0.11"
Jan 1 to Feb 24, 2026(55 of 55 days covered by obs)
NOAA Normal
1.31"
Departure from Normal
-1.20" : 8% of Normal
Water Year-To-Date: 2.69"
Oct 1, 2025 to Feb 24, 2026(146 of 147 days covered by obs)
NOAA Normal
5.89"
Departure from Normal
-3.20" : 46% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.60
0.57
0.03
Feb
0.83
0.79
0.04
Mar
1.54
1.49
0.05
Apr
3.21
3.13
0.08
May
3.87
3.89
-0.02
Jun
4.18
4.20
-0.02
Jul
3.26
3.19
0.07
Aug
3.26
3.24
0.02
Sep
2.93
2.87
0.06
Oct
2.47
2.48
-0.01
Nov
1.24
1.19
0.05
Dec
0.87
0.82
0.05
28.26
27.86
0.40