Allendale climate

Allendale Weather in September

NOAA 1991-2020 normals for Grand Haven Wwtp, 22.6 km from Allendale

Average highs run from 77°F on September 1 to 68°F on September 30, and lows from 57°F to 48°F. Normal precipitation for the month is 3.45 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 Allendale, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
73°F
Average low
53°F
Precipitation
3.45 in
Record high
93°FSep 1, 2011
Record low
34°FSep 19, 2020
Chance of a freeze
3%
Daylight
13 h 10 min to 11 h 47 min
Cloud cover
55%
Humidity
76%
Dew point
55°F
Wind
11.4 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 177°F57°F93°F 201145°F 20090%
Sep 277°F57°F91°F 200840°F 20170%
Sep 377°F56°F93°F 201247°F 19970%
Sep 476°F56°F91°F 199937°F 19970%
Sep 576°F56°F93°F 202338°F 20030%
Sep 676°F56°F90°F 201541°F 20170%
Sep 776°F55°F87°F 200141°F 20250%
Sep 875°F55°F91°F 200238°F 20250%
Sep 975°F55°F89°F 200243°F 20250%
Sep 1075°F54°F93°F 201341°F 20170%
Sep 1175°F54°F89°F 200543°F 20170%
Sep 1274°F54°F88°F 200544°F 20170%
Sep 1374°F53°F93°F 200541°F 20150%
Sep 1474°F53°F88°F 202438°F 20130%
Sep 1573°F53°F90°F 202438°F 20070%
Sep 1673°F52°F88°F 201837°F 20070%
Sep 1773°F52°F86°F 201838°F 20130%
Sep 1872°F52°F87°F 200740°F 20200%
Sep 1972°F52°F90°F 202134°F 20200%
Sep 2072°F51°F89°F 201740°F 20200%
Sep 2171°F51°F90°F 201738°F 20030%
Sep 2271°F51°F93°F 201736°F 19990%
Sep 2371°F50°F93°F 201737°F 19980%
Sep 2470°F50°F92°F 200735°F 19970%
Sep 2570°F50°F90°F 201737°F 20020%
Sep 2669°F49°F90°F 201736°F 20030%
Sep 2769°F49°F79°F 201341°F 20040%
Sep 2868°F49°F82°F 201335°F 20000%
Sep 2968°F48°F82°F 202438°F 19960%
Sep 3068°F48°F85°F 201935°F 19960%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Allendale, 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 7:08 AM, sunset 8:18 PM
September 30
sunrise 7:40 AM, sunset 7:27 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00203295 (Grand Haven Wwtp), public domain. Records: NOAA GHCN-Daily, station USW00004839, 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.