Viewing Station: OK-TL-40 : Tulsa 12.2 SE
Jun 5, 2013 - Aug 20, 20264,474 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.03"
August 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
2.25"
Departure from Normal
-1.22" : 46% of Normal
Year-To-Date: 33.82"
Jan 1 to Aug 20, 2026(230 of 232 days covered by obs)
NOAA Normal
27.72"
Departure from Normal
6.10" : 122% of Normal
Water Year-To-Date: 42.38"
Oct 1, 2025 to Aug 20, 2026(322 of 324 days covered by obs)
NOAA Normal
36.95"
Departure from Normal
5.43" : 115% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.74
1.74
0.00
Feb
1.82
1.95
-0.13
Mar
3.31
3.30
0.01
Apr
4.47
4.20
0.27
May
5.72
5.87
-0.15
Jun
4.68
4.52
0.16
Jul
3.73
3.69
0.04
Aug
3.48
3.53
-0.05
Sep
3.99
3.86
0.13
Oct
3.77
3.66
0.11
Nov
2.97
2.85
0.12
Dec
2.49
2.49
0.00
42.17
41.66
0.51