Algonac climate

Algonac Weather in September

NOAA 1991-2020 normals for Algonac Wwtp, 1 km from Algonac

Average highs run from 80°F on September 1 to 71°F on September 30, and lows from 56°F to 47°F. Normal precipitation for the month is 3.30 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 Algonac, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
76°F
Average low
51°F
Precipitation
3.30 in
Record high
100°FSep 1, 1953
Record low
28°FSep 14, 1911
Chance of a freeze
5%
Days of 90°F or more
1.3
Daylight
13 h 09 min to 11 h 47 min
Cloud cover
54%
Humidity
74%
Dew point
55°F
Wind
9.8 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°F56°F100°F 195340°F 18960%
Sep 280°F55°F98°F 189838°F 19090%
Sep 380°F55°F98°F 189840°F 20130%
Sep 479°F55°F92°F 192134°F 19110%
Sep 579°F55°F97°F 195438°F 19020%
Sep 679°F54°F97°F 192241°F 19090%
Sep 779°F54°F96°F 189943°F 19240%
Sep 878°F54°F97°F 193339°F 19090%
Sep 978°F53°F97°F 189740°F 19140%
Sep 1078°F53°F96°F 189738°F 19140%
Sep 1178°F53°F96°F 193134°F 19170%
Sep 1277°F53°F91°F 193135°F 18980%
Sep 1377°F52°F91°F 195235°F 19110%
Sep 1477°F52°F98°F 193928°F 19110%
Sep 1576°F52°F94°F 192734°F 18990%
Sep 1676°F51°F98°F 193934°F 19230%
Sep 1776°F51°F90°F 192738°F 19370%
Sep 1876°F51°F92°F 195536°F 19900%
Sep 1975°F51°F94°F 195532°F 19160%
Sep 2075°F50°F92°F 193132°F 18960%
Sep 2174°F50°F92°F 193129°F 18970%
Sep 2274°F50°F91°F 190830°F 19040%
Sep 2374°F49°F88°F 192228°F 18960%
Sep 2473°F49°F86°F 192232°F 19430%
Sep 2573°F49°F92°F 190035°F 19670%
Sep 2673°F48°F92°F 199829°F 20130%
Sep 2772°F48°F91°F 191630°F 18990%
Sep 2872°F48°F84°F 194629°F 19910%
Sep 2971°F47°F88°F 189729°F 20130%
Sep 3071°F47°F89°F 189728°F 18990%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Algonac, 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 6:55 AM, sunset 8:04 PM
September 30
sunrise 7:26 AM, sunset 7:13 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00200106 (Algonac Wwtp), public domain. Records: NOAA GHCN-Daily, station USW00014804, 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.