Viewing Station: TN-WS-12 : Jonesborough 2.5 SSW
Aug 30, 2010 - Sep 17, 20253,985 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.70"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
1.85"
Departure from Normal
0.85" : 146% of Normal
Year-To-Date: 33.86"
Jan 1 to Sep 17, 2025(260 of 260 days covered by obs)
NOAA Normal
35.39"
Departure from Normal
-1.53" : 96% of Normal
Water Year-To-Date: 40.39"
Oct 1, 2024 to Sep 17, 2025(352 of 352 days covered by obs)
NOAA Normal
45.39"
Departure from Normal
-5.00" : 89% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.66
3.65
0.01
Feb
3.63
3.62
0.01
Mar
4.06
4.02
0.04
Apr
4.10
4.00
0.10
May
4.63
4.36
0.27
Jun
4.23
4.30
-0.07
Jul
5.00
5.40
-0.40
Aug
4.23
4.26
-0.03
Sep
3.26
3.13
0.13
Oct
3.00
2.61
0.39
Nov
3.17
2.96
0.21
Dec
3.83
3.90
-0.07
46.80
46.21
0.59