Viewing Station: NY-TM-4 : Groton 0.5 NW
Sep 15, 2007 - Apr 15, 20266,752 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.34"
April 1-15, 2026(15 of 15 days covered by obs)
NOAA Normal
1.73"
Departure from Normal
1.61" : 193% of Normal
Year-To-Date: 12.19"
Jan 1 to Apr 15, 2026(105 of 105 days covered by obs)
NOAA Normal
9.70"
Departure from Normal
2.49" : 126% of Normal
Water Year-To-Date: 23.02"
Oct 1, 2025 to Apr 15, 2026(197 of 197 days covered by obs)
NOAA Normal
20.02"
Departure from Normal
3.00" : 115% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.68
2.46
0.22
Feb
2.29
2.26
0.03
Mar
3.00
2.94
0.06
Apr
3.46
3.57
-0.11
May
3.54
3.47
0.07
Jun
4.33
4.45
-0.12
Jul
4.09
4.20
-0.11
Aug
3.95
4.16
-0.21
Sep
4.13
4.05
0.08
Oct
3.98
3.97
0.01
Nov
3.18
3.26
-0.08
Dec
3.16
3.02
0.14
41.79
41.81
-0.02