Washburn climate

Washburn Weather in September

NOAA 1991-2020 normals for Madeline Island, 15.3 km from Washburn

Average highs run from 73°F on September 1 to 62°F on September 30, and lows from 53°F to 43°F. Normal precipitation for the month is 3.06 in over about 10 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 Washburn, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
68°F
Average low
48°F
Precipitation
3.06 in
Record high
95°FSep 4, 2023
Record low
25°FSep 15, 2007
Chance of a freeze
19%
Daylight
13 h 19 min to 11 h 44 min
Cloud cover
61%
Humidity
75%
Dew point
50°F
Wind
7.4 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 173°F53°F89°F 202237°F 201731%0%
Sep 273°F53°F88°F 200842°F 200931%0%
Sep 373°F53°F92°F 202338°F 202231%0%
Sep 473°F52°F95°F 202333°F 202232%0%
Sep 572°F52°F91°F 200736°F 200032%0%
Sep 672°F52°F88°F 200738°F 202532%0%
Sep 772°F52°F90°F 200239°F 202432%0%
Sep 871°F51°F88°F 200233°F 202032%0%
Sep 971°F51°F87°F 200230°F 202033%0%
Sep 1071°F51°F90°F 200531°F 200633%0%
Sep 1170°F50°F92°F 200532°F 200633%0%
Sep 1270°F50°F87°F 201136°F 200733%0%
Sep 1369°F49°F86°F 201735°F 200633%0%
Sep 1469°F49°F86°F 201726°F 200733%0%
Sep 1569°F49°F86°F 201525°F 200733%0%
Sep 1668°F48°F89°F 202427°F 201133%0%
Sep 1768°F48°F87°F 202430°F 201134%0%
Sep 1867°F48°F87°F 202425°F 202034%0%
Sep 1967°F47°F87°F 202128°F 202034%0%
Sep 2066°F47°F82°F 202131°F 199934%0%
Sep 2166°F46°F82°F 200728°F 199934%0%
Sep 2265°F46°F85°F 201732°F 201334%0%
Sep 2365°F46°F91°F 201729°F 200035%0%
Sep 2464°F45°F89°F 201728°F 200035%0%
Sep 2564°F45°F79°F 202528°F 200135%0%
Sep 2663°F44°F82°F 200828°F 201035%0%
Sep 2763°F44°F86°F 202426°F 201235%0%
Sep 2863°F44°F82°F 201427°F 202235%0%
Sep 2962°F43°F85°F 202528°F 200336%0%
Sep 3062°F43°F80°F 202428°F 201536%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Washburn, 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 (CDT).

September 1
sunrise 6:24 AM, sunset 7:43 PM
September 30
sunrise 7:01 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 USC00474953 (Madeline Island), public domain. Records: NOAA GHCN-Daily, station USW00094929, 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.