Viewing Station: TN-WL-18 : Brentwood 0.5 SSW
Jul 7, 2007 - Sep 23, 20266,929 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.10"
September 1-23, 2026(23 of 23 days covered by obs)
NOAA Normal
3.01"
Departure from Normal
-2.91" : 3% of Normal
Year-To-Date: 34.30"
Jan 1 to Sep 23, 2026(266 of 266 days covered by obs)
NOAA Normal
39.50"
Departure from Normal
-5.20" : 87% of Normal
Water Year-To-Date: 43.39"
Oct 1, 2025 to Sep 23, 2026(358 of 358 days covered by obs)
NOAA Normal
51.68"
Departure from Normal
-8.29" : 84% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
4.29
4.23
0.06
Feb
4.67
4.65
0.02
Mar
5.08
5.03
0.05
Apr
4.93
4.82
0.11
May
5.03
5.28
-0.25
Jun
4.32
4.26
0.06
Jul
4.49
4.47
0.02
Aug
3.68
3.49
0.19
Sep
3.93
3.90
0.03
Oct
3.51
3.43
0.08
Nov
3.74
3.84
-0.10
Dec
4.93
4.99
-0.06
52.60
52.39
0.21