Viewing Station: TN-BT-26 : Maryville 5.8 ESE
Mar 30, 2013 - Sep 16, 20264,849 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.47"
September 1-16, 2026(16 of 16 days covered by obs)
NOAA Normal
2.03"
Departure from Normal
-1.56" : 23% of Normal
Year-To-Date: 34.15"
Jan 1 to Sep 16, 2026(257 of 259 days covered by obs)
NOAA Normal
39.59"
Departure from Normal
-5.44" : 86% of Normal
Water Year-To-Date: 41.52"
Oct 1, 2025 to Sep 16, 2026(348 of 351 days covered by obs)
NOAA Normal
52.26"
Departure from Normal
-10.74" : 79% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
4.69
4.93
-0.24
Feb
4.92
4.95
-0.03
Mar
5.14
5.13
0.01
Apr
4.79
4.99
-0.20
May
4.27
4.33
-0.06
Jun
5.09
4.59
0.50
Jul
4.65
5.46
-0.81
Aug
4.01
3.88
0.13
Sep
3.80
3.88
-0.08
Oct
3.16
2.97
0.19
Nov
4.41
4.15
0.26
Dec
5.10
5.44
-0.34
54.03
54.70
-0.67