Viewing Station: CT-NL-29 : East Lyme 0.5 SW
Nov 1, 2017 - Sep 7, 20263,593 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.87"
September 1-7, 2026(6 of 7 days covered by obs)
NOAA Normal
0.95"
Departure from Normal
-0.08" : 91% of Normal
Year-To-Date: 41.71"
Jan 1 to Sep 7, 2026(248 of 250 days covered by obs)
NOAA Normal
30.00"
Departure from Normal
11.71" : 139% of Normal
Water Year-To-Date: 53.44"
Oct 1, 2025 to Sep 7, 2026(338 of 342 days covered by obs)
NOAA Normal
42.52"
Departure from Normal
10.92" : 126% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.46
3.94
-0.48
Feb
2.96
3.53
-0.57
Mar
4.13
4.82
-0.69
Apr
4.15
4.53
-0.38
May
3.56
3.87
-0.31
Jun
3.87
4.09
-0.22
Jul
3.18
3.52
-0.34
Aug
3.74
4.21
-0.47
Sep
4.09
4.44
-0.35
Oct
4.52
4.77
-0.25
Nov
3.72
4.00
-0.28
Dec
4.28
4.83
-0.55
45.66
50.55
-4.89