Viewing Station: AZ-CH-8 : Sierra Vista 4.8 SE
Oct 21, 2009 - May 21, 20265,340 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.19"
May 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
0.12"
Departure from Normal
0.07" : 156% of Normal
Year-To-Date: 2.84"
Jan 1 to May 21, 2026(139 of 141 days covered by obs)
NOAA Normal
2.75"
Departure from Normal
0.09" : 103% of Normal
Water Year-To-Date: 4.03"
Oct 1, 2025 to May 21, 2026(231 of 233 days covered by obs)
NOAA Normal
4.97"
Departure from Normal
-0.94" : 81% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.97
0.87
0.10
Feb
0.83
0.64
0.19
Mar
0.59
0.53
0.06
Apr
0.24
0.23
0.01
May
0.18
0.20
-0.02
Jun
0.48
0.64
-0.16
Jul
3.63
3.21
0.42
Aug
3.36
3.55
-0.19
Sep
1.65
1.60
0.05
Oct
0.69
0.77
-0.08
Nov
0.62
0.62
0.00
Dec
0.91
0.90
0.01
14.15
13.76
0.39