Viewing Station: TN-WS-22 : Jonesborough 2.7 SSW
Aug 30, 2021 - Sep 17, 20251,491 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.14"
September 1-18, 2025(17 of 18 days covered by obs)
NOAA Normal
1.92"
Departure from Normal
1.22" : 164% of Normal
Year-To-Date: 38.24"
Jan 1 to Sep 18, 2025(259 of 261 days covered by obs)
NOAA Normal
35.56"
Departure from Normal
2.68" : 108% of Normal
Water Year-To-Date: 45.01"
Oct 1, 2024 to Sep 18, 2025(350 of 353 days covered by obs)
NOAA Normal
45.59"
Departure from Normal
-0.58" : 99% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.70
3.65
0.05
Feb
3.66
3.62
0.04
Mar
4.06
4.02
0.04
Apr
4.14
4.00
0.14
May
4.63
4.36
0.27
Jun
4.25
4.30
-0.05
Jul
4.99
5.40
-0.41
Aug
4.21
4.26
-0.05
Sep
3.20
3.13
0.07
Oct
2.98
2.61
0.37
Nov
3.18
2.96
0.22
Dec
3.87
3.90
-0.03
46.87
46.21
0.66