Viewing Station: MA-WR-90 : Upton 0.4 NE
Jan 1, 2021 - May 11, 20261,967 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.17"
May 1-11, 2026(11 of 11 days covered by obs)
NOAA Normal
1.30"
Departure from Normal
-0.13" : 90% of Normal
Year-To-Date: 13.82"
Jan 1 to May 11, 2026(131 of 131 days covered by obs)
NOAA Normal
17.13"
Departure from Normal
-3.31" : 81% of Normal
Water Year-To-Date: 26.43"
Oct 1, 2025 to May 11, 2026(223 of 223 days covered by obs)
NOAA Normal
30.65"
Departure from Normal
-4.22" : 86% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.73
3.73
0.00
Feb
3.34
3.27
0.07
Mar
4.44
4.41
0.03
Apr
4.32
4.27
0.05
May
3.66
3.45
0.21
Jun
4.29
4.22
0.07
Jul
3.74
3.69
0.05
Aug
3.94
4.01
-0.07
Sep
3.90
3.85
0.05
Oct
4.98
4.80
0.18
Nov
3.94
3.83
0.11
Dec
4.60
4.76
-0.16
48.88
48.29
0.59