Viewing Station: MA-BR-99 : Swansea 0.9 NNE
May 6, 2026 - May 11, 20265 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.60"
May 1-11, 2026(5 of 11 days covered by obs)
NOAA Normal
1.22"
Departure from Normal
-0.62" : 49% of Normal
Year-To-Date: 0.60"
Jan 1 to May 11, 2026(5 of 131 days covered by obs)
NOAA Normal
18.21"
Departure from Normal
-17.61" : 3% of Normal
Water Year-To-Date: 0.60"
Oct 1, 2025 to May 11, 2026(5 of 223 days covered by obs)
NOAA Normal
31.81"
Departure from Normal
-31.21" : 2% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
4.02
4.19
-0.17
Feb
3.50
3.65
-0.15
Mar
5.00
5.28
-0.28
Apr
4.47
4.59
-0.12
May
3.45
3.54
-0.09
Jun
3.93
4.03
-0.10
Jul
3.32
3.34
-0.02
Aug
3.64
3.72
-0.08
Sep
4.06
3.93
0.13
Oct
4.55
4.85
-0.30
Nov
4.27
4.36
-0.09
Dec
4.78
5.05
-0.27
48.99
50.53
-1.54