Viewing Station: NY-SF-100 : Port Jefferson Station 0.3 SSW
Jan 16, 2017 - Jul 27, 20253,050 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.81"
July 1-27, 2025(27 of 27 days covered by obs)
NOAA Normal
2.93"
Departure from Normal
-1.12" : 62% of Normal
Year-To-Date: 20.43"
Jan 1 to Jul 27, 2025(208 of 208 days covered by obs)
NOAA Normal
25.81"
Departure from Normal
-5.38" : 79% of Normal
Water Year-To-Date: 30.65"
Oct 1, 2024 to Jul 27, 2025(300 of 300 days covered by obs)
NOAA Normal
38.28"
Departure from Normal
-7.63" : 80% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.54
3.68
-0.14
Feb
3.16
3.25
-0.09
Mar
4.41
4.39
0.02
Apr
4.14
4.26
-0.12
May
3.56
3.51
0.05
Jun
4.07
3.86
0.21
Jul
3.36
3.36
0.00
Aug
3.78
4.03
-0.25
Sep
3.91
3.97
-0.06
Oct
4.33
4.29
0.04
Nov
3.56
3.50
0.06
Dec
4.58
4.65
-0.07
46.40
46.75
-0.35