Viewing Station: TN-BL-18 : Graysville 5.5 WNW
Mar 19, 2013 - Sep 17, 20254,450 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.52"
September 1-18, 2025(17 of 18 days covered by obs)
NOAA Normal
2.87"
Departure from Normal
-1.35" : 53% of Normal
Year-To-Date: 49.00"
Jan 1 to Sep 18, 2025(260 of 261 days covered by obs)
NOAA Normal
44.36"
Departure from Normal
4.64" : 110% of Normal
Water Year-To-Date: 57.10"
Oct 1, 2024 to Sep 18, 2025(352 of 353 days covered by obs)
NOAA Normal
59.99"
Departure from Normal
-2.89" : 95% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.39
5.40
-0.01
Feb
5.58
5.38
0.20
Mar
5.78
6.00
-0.22
Apr
5.63
5.82
-0.19
May
4.70
5.17
-0.47
Jun
5.21
4.98
0.23
Jul
5.12
6.27
-1.15
Aug
4.08
4.18
-0.10
Sep
4.79
4.99
-0.20
Oct
4.19
3.87
0.32
Nov
4.90
4.94
-0.04
Dec
6.54
6.39
0.15
61.91
63.39
-1.48