Viewing Station: NJ-MS-123 : Mendham 3.2 NNW
Oct 12, 2022 - May 31, 20261,207 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.42"
May 1-31, 2026(29 of 31 days covered by obs)
NOAA Normal
4.25"
Departure from Normal
-1.83" : 57% of Normal
Year-To-Date: 14.30"
Jan 1 to May 31, 2026(145 of 151 days covered by obs)
NOAA Normal
19.33"
Departure from Normal
-5.03" : 74% of Normal
Water Year-To-Date: 23.62"
Oct 1, 2025 to May 31, 2026(233 of 243 days covered by obs)
NOAA Normal
32.34"
Departure from Normal
-8.72" : 73% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.76
3.75
0.01
Feb
2.95
3.10
-0.15
Mar
4.21
4.36
-0.15
Apr
4.16
4.18
-0.02
May
4.25
4.28
-0.03
Jun
4.92
5.05
-0.13
Jul
4.83
4.75
0.08
Aug
4.56
4.67
-0.11
Sep
4.63
4.59
0.04
Oct
4.71
4.91
-0.20
Nov
3.67
3.77
-0.10
Dec
4.63
4.72
-0.09
51.28
52.13
-0.85