Ortonville climate

Ortonville Weather in September

NOAA 1991-2020 normals for Goodrich, 9 km from Ortonville

Average highs run from 78°F on September 1 to 68°F on September 30, and lows from 56°F to 46°F. Normal precipitation for the month is 2.99 in over about 11 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 Ortonville, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
74°F
Average low
51°F
Precipitation
2.99 in
Record high
95°FSep 2, 2011
Record low
35°FSep 19, 2020
Chance of a freeze
11%
Days of 90°F or more
1.7
Daylight
13 h 09 min to 11 h 47 min
Cloud cover
57%
Humidity
73%
Dew point
53°F
Wind
9.2 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 178°F56°F92°F 201046°F 201735%0%
Sep 278°F55°F95°F 201148°F 200135%0%
Sep 378°F55°F91°F 200848°F 202435%0%
Sep 477°F55°F90°F 201850°F 201035%0%
Sep 577°F55°F91°F 201446°F 201035%0%
Sep 677°F54°F90°F 199846°F 201335%0%
Sep 777°F54°F91°F 200244°F 202536%0%
Sep 876°F54°F92°F 200243°F 202536%0%
Sep 976°F53°F91°F 200242°F 201736%0%
Sep 1076°F53°F93°F 201342°F 201736%0%
Sep 1175°F53°F88°F 200545°F 201736%0%
Sep 1275°F52°F90°F 200544°F 200736%0%
Sep 1375°F52°F89°F 199843°F 201436%0%
Sep 1475°F52°F86°F 200239°F 201436%0%
Sep 1574°F51°F86°F 201841°F 200736%0%
Sep 1674°F51°F86°F 201839°F 200736%0%
Sep 1773°F50°F88°F 201839°F 201336%0%
Sep 1873°F50°F88°F 202540°F 202036%0%
Sep 1973°F50°F87°F 200235°F 202036%0%
Sep 2072°F49°F87°F 199839°F 202036%0%
Sep 2172°F49°F91°F 201739°F 199936%0%
Sep 2272°F49°F90°F 201736°F 199937%0%
Sep 2371°F48°F92°F 201739°F 201337%0%
Sep 2471°F48°F90°F 201737°F 201237%0%
Sep 2570°F47°F90°F 201737°F 200137%0%
Sep 2670°F47°F90°F 201740°F 200037%0%
Sep 2769°F47°F86°F 199842°F 201838%0%
Sep 2869°F46°F83°F 199938°F 200038%0%
Sep 2968°F46°F81°F 202538°F 200639%0%
Sep 3068°F46°F82°F 200239°F 200439%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Ortonville, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

September 1
sunrise 6:59 AM, sunset 8:08 PM
September 30
sunrise 7:30 AM, sunset 7:17 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00203278 (Goodrich), public domain. Records: NOAA GHCN-Daily, station USW00094817, 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.