Viewing Station: NY-CB-23 : Chatham 0.7 SW
Sep 2, 2002 - May 31, 20251,148 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 6.85"
May 1-31, 2025(31 of 31 days covered by obs)
NOAA Normal
3.57"
Departure from Normal
3.28" : 192% of Normal
Year-To-Date: 16.23"
Jan 1 to May 31, 2025(150 of 151 days covered by obs)
NOAA Normal
14.71"
Departure from Normal
1.52" : 110% of Normal
Water Year-To-Date: 23.63"
Oct 1, 2024 to May 31, 2025(242 of 243 days covered by obs)
NOAA Normal
25.08"
Departure from Normal
-1.45" : 94% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.73
2.83
-0.10
Feb
2.24
2.52
-0.28
Mar
2.87
3.29
-0.42
Apr
3.30
3.32
-0.02
May
3.57
3.42
0.15
Jun
4.28
4.24
0.04
Jul
4.00
4.11
-0.11
Aug
4.27
4.30
-0.03
Sep
4.27
4.40
-0.13
Oct
4.05
4.24
-0.19
Nov
3.00
3.01
-0.01
Dec
3.32
3.67
-0.35
41.90
43.35
-1.45