Grabill climate

Grabill Weather in September

NOAA 1991-2020 normals for Woodburn 3N, 11.2 km from Grabill

Average highs run from 80°F on September 1 to 71°F on September 30, and lows from 57°F to 47°F. Normal precipitation for the month is 3.07 in.

September day by day

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

Normal daily high and low temperature at Grabill, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
76°F
Average low
52°F
Precipitation
3.07 in
Record high
97°FSep 2, 2011
Record low
28°FSep 23, 1995
Chance of a freeze
6%
Days of 90°F or more
2.4
Daylight
13 h 06 min to 11 h 47 min
Cloud cover
51%
Humidity
72%
Dew point
54°F
Wind
8.3 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 180°F57°F92°F 201136°F 19940%
Sep 280°F56°F97°F 201144°F 19940%
Sep 380°F56°F96°F 201144°F 20240%
Sep 479°F56°F92°F 201141°F 19970%
Sep 579°F56°F91°F 201441°F 19970%
Sep 679°F55°F93°F 199843°F 20000%
Sep 779°F55°F93°F 200240°F 20250%
Sep 879°F55°F94°F 200236°F 20250%
Sep 978°F54°F93°F 200240°F 20100%
Sep 1078°F54°F95°F 201341°F 20170%
Sep 1178°F54°F94°F 201339°F 19930%
Sep 1278°F53°F91°F 201345°F 20070%
Sep 1377°F53°F91°F 199843°F 20150%
Sep 1477°F53°F90°F 199436°F 20130%
Sep 1577°F52°F91°F 199139°F 20110%
Sep 1676°F52°F88°F 199436°F 20070%
Sep 1776°F52°F85°F 202137°F 20140%
Sep 1876°F51°F84°F 200740°F 19990%
Sep 1976°F51°F86°F 200735°F 20200%
Sep 2075°F51°F91°F 199836°F 19910%
Sep 2175°F50°F90°F 201032°F 19910%
Sep 2274°F50°F90°F 200537°F 19910%
Sep 2374°F50°F91°F 201028°F 19950%
Sep 2474°F49°F92°F 200730°F 19890%
Sep 2573°F49°F92°F 200732°F 19890%
Sep 2673°F49°F91°F 199837°F 20000%
Sep 2772°F48°F88°F 199833°F 19890%
Sep 2872°F48°F85°F 199928°F 19910%
Sep 2972°F47°F81°F 199837°F 19910%
Sep 3071°F47°F83°F 199131°F 19930%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Grabill, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

September 1
sunrise 7:06 AM, sunset 8:12 PM
September 30
sunrise 7:36 AM, sunset 7:23 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00129724 (Woodburn 3N), public domain. Records: NOAA GHCN-Daily, station USC00123207, 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.