Viewing Station: AZ-SC-18 : Sonoita 1.5 SSE
Mar 12, 2019 - May 21, 20262,556 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.31"
May 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
0.18"
Departure from Normal
0.13" : 169% of Normal
Year-To-Date: 3.90"
Jan 1 to May 21, 2026(141 of 141 days covered by obs)
NOAA Normal
4.22"
Departure from Normal
-0.32" : 92% of Normal
Water Year-To-Date: 7.07"
Oct 1, 2025 to May 21, 2026(233 of 233 days covered by obs)
NOAA Normal
7.42"
Departure from Normal
-0.35" : 95% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.39
1.14
0.25
Feb
1.28
1.00
0.28
Mar
1.00
0.86
0.14
Apr
0.37
0.37
0.00
May
0.27
0.21
0.06
Jun
0.52
0.60
-0.08
Jul
4.34
4.06
0.28
Aug
3.79
3.77
0.02
Sep
2.19
1.71
0.48
Oct
0.89
0.83
0.06
Nov
0.87
0.75
0.12
Dec
1.44
1.29
0.15
18.35
16.59
1.76