Viewing Station: IL-CT-12 : Trenton 3.3 NE
May 1, 2024 - Sep 26, 2026877 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.43"
September 1-27, 2026(26 of 27 days covered by obs)
NOAA Normal
2.96"
Departure from Normal
-1.53" : 48% of Normal
Year-To-Date: 27.08"
Jan 1 to Sep 27, 2026(268 of 270 days covered by obs)
NOAA Normal
32.52"
Departure from Normal
-5.44" : 83% of Normal
Water Year-To-Date: 35.71"
Oct 1, 2025 to Sep 27, 2026(360 of 362 days covered by obs)
NOAA Normal
41.79"
Departure from Normal
-6.08" : 85% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.71
2.71
0.00
Feb
2.24
2.30
-0.06
Mar
3.36
3.29
0.07
Apr
4.74
4.71
0.03
May
4.90
4.86
0.04
Jun
4.33
4.63
-0.30
Jul
3.98
3.95
0.03
Aug
3.30
3.34
-0.04
Sep
3.29
3.21
0.08
Oct
3.12
3.09
0.03
Nov
3.51
3.62
-0.11
Dec
2.64
2.70
-0.06
42.12
42.41
-0.29