Viewing Station: VT-CL-3 : Groton 4.4 WSW
Jun 2, 2002 - May 20, 20264,648 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.28"
May 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
2.66"
Departure from Normal
1.62" : 161% of Normal
Year-To-Date: 11.98"
Jan 1 to May 20, 2026(71 of 140 days covered by obs)
NOAA Normal
15.82"
Departure from Normal
-3.84" : 76% of Normal
Water Year-To-Date: 21.18"
Oct 1, 2025 to May 20, 2026(123 of 232 days covered by obs)
NOAA Normal
28.39"
Departure from Normal
-7.21" : 75% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.28
3.33
-0.05
Feb
2.78
2.82
-0.04
Mar
3.28
3.30
-0.02
Apr
3.82
3.88
-0.06
May
4.12
4.14
-0.02
Jun
4.78
4.61
0.17
Jul
5.06
5.09
-0.03
Aug
4.52
4.33
0.19
Sep
3.92
3.60
0.32
Oct
5.06
4.90
0.16
Nov
3.62
3.69
-0.07
Dec
3.89
4.35
-0.46
48.13
48.04
0.09