Viewing Station: MA-DK-27 : West Tisbury 0.7 NNE
May 15, 2025 - May 11, 2026357 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.41"
May 1-11, 2026(11 of 11 days covered by obs)
NOAA Normal
1.21"
Departure from Normal
0.20" : 117% of Normal
Year-To-Date: 12.77"
Jan 1 to May 11, 2026(129 of 131 days covered by obs)
NOAA Normal
17.72"
Departure from Normal
-4.95" : 72% of Normal
Water Year-To-Date: 26.27"
Oct 1, 2025 to May 11, 2026(221 of 223 days covered by obs)
NOAA Normal
31.36"
Departure from Normal
-5.09" : 84% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.93
4.14
-0.21
Feb
3.53
3.63
-0.10
Mar
4.89
5.03
-0.14
Apr
4.16
4.30
-0.14
May
3.41
3.40
0.01
Jun
3.43
3.23
0.20
Jul
2.66
2.67
-0.01
Aug
3.38
3.54
-0.16
Sep
4.04
3.73
0.31
Oct
4.63
4.64
-0.01
Nov
4.19
4.16
0.03
Dec
4.82
5.00
-0.18
47.07
47.47
-0.40