Viewing Station: CA-MC-4 : Alturas 9.5 E
Oct 1, 2016 - Sep 14, 20253,273 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.51"
September 1-15, 2025(14 of 15 days covered by obs)
NOAA Normal
0.23"
Departure from Normal
0.28" : 217% of Normal
Year-To-Date: 16.81"
Jan 1 to Sep 15, 2025(257 of 258 days covered by obs)
NOAA Normal
13.22"
Departure from Normal
3.59" : 127% of Normal
Water Year-To-Date: 25.48"
Oct 1, 2024 to Sep 15, 2025(349 of 350 days covered by obs)
NOAA Normal
19.37"
Departure from Normal
6.11" : 132% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.50
2.30
0.20
Feb
1.94
1.53
0.41
Mar
2.25
2.46
-0.21
Apr
2.38
1.94
0.44
May
2.29
1.88
0.41
Jun
1.00
0.83
0.17
Jul
0.30
0.40
-0.10
Aug
0.33
0.27
0.06
Sep
0.47
0.41
0.06
Oct
1.26
1.00
0.26
Nov
2.09
1.74
0.35
Dec
2.79
2.48
0.31
19.60
17.24
2.36