Viewing Station: AZ-CN-143 : Flagstaff 1.5 WSW
May 17, 2016 - May 21, 20263,234 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.16"
May 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
0.51"
Departure from Normal
-0.35" : 31% of Normal
Year-To-Date: 4.10"
Jan 1 to May 21, 2026(136 of 141 days covered by obs)
NOAA Normal
7.66"
Departure from Normal
-3.56" : 53% of Normal
Water Year-To-Date: 12.77"
Oct 1, 2025 to May 21, 2026(228 of 233 days covered by obs)
NOAA Normal
12.48"
Departure from Normal
0.29" : 102% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.07
1.98
0.09
Feb
2.24
2.18
0.06
Mar
1.87
2.06
-0.19
Apr
0.97
1.02
-0.05
May
0.76
0.71
0.05
Jun
0.31
0.34
-0.03
Jul
2.60
2.51
0.09
Aug
3.26
3.16
0.10
Sep
1.80
1.78
0.02
Oct
1.56
1.54
0.02
Nov
1.45
1.44
0.01
Dec
1.81
1.90
-0.09
20.70
20.62
0.08