Bloomsdale climate

Bloomsdale Weather in September

NOAA 1991-2020 normals for Kaskaskia Rvr Navigation Lock, 23.9 km from Bloomsdale

Average highs run from 86°F on September 1 to 77°F on September 30, and lows from 63°F to 52°F. Normal precipitation for the month is 2.94 in over about 7 wet days.

September day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Bloomsdale, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
81°F
Average low
58°F
Precipitation
2.94 in
Record high
107°FSep 6, 1925
Record low
27°FSep 23, 1983
Chance of a freeze
0%
Days of 90°F or more
7.4
Daylight
12 h 59 min to 11 h 49 min
Cloud cover
46%
Humidity
67%
Dew point
57°F
Wind
6.3 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Sep 186°F63°F102°F 195342°F 196721%0%
Sep 285°F62°F102°F 192541°F 194921%0%
Sep 385°F62°F104°F 192542°F 195521%0%
Sep 485°F62°F106°F 192542°F 192821%0%
Sep 585°F61°F106°F 192535°F 190722%0%
Sep 684°F61°F107°F 192544°F 192422%0%
Sep 784°F61°F105°F 192535°F 195622%0%
Sep 884°F61°F103°F 194731°F 195622%0%
Sep 984°F60°F105°F 192535°F 195622%0%
Sep 1083°F60°F99°F 191940°F 196922%0%
Sep 1183°F60°F99°F 195339°F 197622%0%
Sep 1283°F59°F99°F 192735°F 195522%0%
Sep 1382°F59°F100°F 201134°F 195522%0%
Sep 1482°F58°F98°F 193137°F 196422%0%
Sep 1582°F58°F100°F 193136°F 197922%0%
Sep 1682°F58°F99°F 192734°F 196122%0%
Sep 1781°F57°F101°F 192736°F 196122%0%
Sep 1881°F57°F98°F 192535°F 195622%0%
Sep 1981°F57°F98°F 195434°F 198122%0%
Sep 2080°F56°F96°F 194035°F 195622%0%
Sep 2180°F56°F97°F 195531°F 192722%0%
Sep 2280°F55°F95°F 194028°F 199522%0%
Sep 2379°F55°F92°F 198027°F 198322%0%
Sep 2479°F55°F91°F 193830°F 192822%0%
Sep 2578°F54°F93°F 193830°F 195022%0%
Sep 2678°F54°F90°F 192030°F 192822%0%
Sep 2778°F53°F90°F 195429°F 198522%0%
Sep 2877°F53°F97°F 195331°F 194222%0%
Sep 2977°F53°F102°F 195331°F 194222%0%
Sep 3077°F52°F93°F 195230°F 198422%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Bloomsdale, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:31 AM, sunset 7:30 PM
September 30
sunrise 6:56 AM, sunset 6:45 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00114629 (Kaskaskia Rvr Navigation Lock), public domain. Records: NOAA GHCN-Daily, station USC00232809, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.