Viewing Station: MA-MD-247 : Billerica 1.1 NNE
Dec 25, 2024 - Apr 16, 2026459 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 1.64"
April 1-17, 2026(15 of 17 days covered by obs)
NOAA Normal
2.29"
Departure from Normal
-0.65" : 72% of Normal
Year-To-Date: 9.18"
Jan 1 to Apr 17, 2026(99 of 107 days covered by obs)
NOAA Normal
13.17"
Departure from Normal
-3.99" : 70% of Normal
Water Year-To-Date: 18.10"
Oct 1, 2025 to Apr 17, 2026(187 of 199 days covered by obs)
NOAA Normal
25.94"
Departure from Normal
-7.84" : 70% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.37
3.59
-0.22
Feb
3.29
3.38
-0.09
Mar
4.22
4.45
-0.23
Apr
4.04
4.07
-0.03
May
3.67
3.62
0.05
Jun
4.14
4.13
0.01
Jul
3.65
3.68
-0.03
Aug
3.62
3.66
-0.04
Sep
3.82
3.72
0.10
Oct
4.67
4.73
-0.06
Nov
3.78
3.82
-0.04
Dec
4.32
4.62
-0.30
46.59
47.47
-0.88