Viewing Station: VT-WH-42 : Londonderry 0.6 W
May 11, 2025 - Sep 17, 2025130 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.11"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
2.16"
Departure from Normal
-2.05" : 5% of Normal
Year-To-Date: 12.10"
Jan 1 to Sep 17, 2025(130 of 260 days covered by obs)
NOAA Normal
32.51"
Departure from Normal
-20.41" : 37% of Normal
Water Year-To-Date: 12.10"
Oct 1, 2024 to Sep 17, 2025(130 of 352 days covered by obs)
NOAA Normal
45.11"
Departure from Normal
-33.01" : 27% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.43
3.68
-0.25
Feb
2.95
3.27
-0.32
Mar
3.57
3.73
-0.16
Apr
3.80
3.85
-0.05
May
3.95
3.78
0.17
Jun
4.55
4.50
0.05
Jul
4.17
4.21
-0.04
Aug
3.93
4.21
-0.28
Sep
3.82
3.88
-0.06
Oct
4.81
4.91
-0.10
Nov
3.61
3.72
-0.11
Dec
4.18
4.45
-0.27
46.77
48.19
-1.42