Viewing Station: MO-SS-43 : O'Fallon 3.9 NNW
Mar 18, 2020 - Jun 9, 20262,215 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 1.97"
June 1-10, 2026(9 of 10 days covered by obs)
NOAA Normal
1.49"
Departure from Normal
0.48" : 133% of Normal
Year-To-Date: 21.36"
Jan 1 to Jun 10, 2026(160 of 161 days covered by obs)
NOAA Normal
19.02"
Departure from Normal
2.34" : 112% of Normal
Water Year-To-Date: 27.16"
Oct 1, 2025 to Jun 10, 2026(252 of 253 days covered by obs)
NOAA Normal
27.99"
Departure from Normal
-0.83" : 97% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.42
2.46
-0.04
Feb
2.17
2.24
-0.07
Mar
3.42
3.31
0.11
Apr
4.64
4.54
0.10
May
4.88
5.01
-0.13
Jun
4.46
4.44
0.02
Jul
3.76
3.88
-0.12
Aug
3.66
3.49
0.17
Sep
3.33
3.26
0.07
Oct
3.11
3.22
-0.11
Nov
3.34
3.39
-0.05
Dec
2.52
2.60
-0.08
41.71
41.84
-0.13