Viewing Station: MA-MD-42 : Holliston 0.8 S
Jun 28, 2014 - May 11, 20264,118 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.14"
May 1-11, 2026(11 of 11 days covered by obs)
NOAA Normal
1.30"
Departure from Normal
-0.16" : 88% of Normal
Year-To-Date: 11.00"
Jan 1 to May 11, 2026(130 of 131 days covered by obs)
NOAA Normal
17.02"
Departure from Normal
-6.02" : 65% of Normal
Water Year-To-Date: 21.43"
Oct 1, 2025 to May 11, 2026(214 of 223 days covered by obs)
NOAA Normal
30.48"
Departure from Normal
-9.05" : 70% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.75
3.78
-0.03
Feb
3.32
3.27
0.05
Mar
4.39
4.42
-0.03
Apr
4.26
4.32
-0.06
May
3.66
3.50
0.16
Jun
4.15
4.19
-0.04
Jul
3.66
3.60
0.06
Aug
3.84
3.91
-0.07
Sep
3.96
3.91
0.05
Oct
4.89
4.75
0.14
Nov
3.92
3.86
0.06
Dec
4.65
4.75
-0.10
48.45
48.26
0.19