Pepin climate

Pepin Weather in September

NOAA 1991-2020 normals for Theilman 1SSW, 18.2 km from Pepin

Average highs run from 79°F on September 1 to 68°F on September 30, and lows from 55°F to 43°F. Normal precipitation for the month is 3.75 in over about 8 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 Pepin, 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
49°F
Precipitation
3.75 in
Record high
97°FSep 4, 2023
Record low
31°FSep 15, 2007
Chance of a freeze
41%
Days of 90°F or more
1.0
Daylight
13 h 14 min to 11 h 46 min
Cloud cover
53%
Humidity
74%
Dew point
51°F
Wind
10.1 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 179°F55°F89°F 201043°F 200926%0%
Sep 278°F55°F93°F 201146°F 199426%0%
Sep 378°F54°F91°F 199946°F 201326%0%
Sep 478°F54°F97°F 202346°F 201326%0%
Sep 577°F54°F96°F 202346°F 201026%0%
Sep 677°F53°F91°F 200745°F 200826%0%
Sep 777°F53°F91°F 200344°F 202526%0%
Sep 877°F53°F92°F 200242°F 199526%0%
Sep 976°F52°F92°F 200240°F 196926%0%
Sep 1076°F52°F95°F 201340°F 196926%0%
Sep 1176°F51°F89°F 200539°F 202026%0%
Sep 1275°F51°F93°F 201239°F 200726%0%
Sep 1375°F50°F90°F 199036°F 201426%0%
Sep 1475°F50°F91°F 199839°F 201426%0%
Sep 1574°F50°F90°F 201731°F 200726%0%
Sep 1674°F49°F92°F 201831°F 200726%0%
Sep 1773°F49°F90°F 202539°F 197126%0%
Sep 1873°F48°F87°F 201939°F 202026%0%
Sep 1973°F48°F88°F 200038°F 202026%0%
Sep 2072°F47°F89°F 199832°F 199126%0%
Sep 2172°F47°F89°F 202232°F 199126%0%
Sep 2271°F46°F89°F 200532°F 199926%0%
Sep 2371°F46°F93°F 201733°F 199526%0%
Sep 2470°F45°F90°F 201733°F 201226%0%
Sep 2570°F45°F90°F 201734°F 200026%0%
Sep 2670°F44°F84°F 202033°F 200025%0%
Sep 2769°F44°F85°F 200831°F 199125%0%
Sep 2869°F43°F84°F 201432°F 199125%0%
Sep 2968°F43°F85°F 201431°F 199225%0%
Sep 3068°F43°F85°F 197131°F 199225%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Pepin, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:31 AM, sunset 7:45 PM
September 30
sunrise 7:05 AM, sunset 6:51 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00218227 (Theilman 1SSW), public domain. Records: NOAA GHCN-Daily, station USC00216822, 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.