Renville County climate

Renville County Weather in September

NOAA 1991-2020 normals for Olivia 3E, 4.2 km from Renville County

Average highs run from 77°F on September 1 to 67°F on September 30, and lows from 53°F to 41°F. Normal precipitation for the month is 2.94 in over about 7 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 Renville County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
73°F
Average low
47°F
Precipitation
2.94 in
Record high
100°FSep 7, 1978
Record low
25°FSep 23, 1993
Chance of a freeze
49%
Days of 90°F or more
1.0
Daylight
13 h 14 min to 11 h 45 min
Cloud cover
51%
Humidity
66%
Dew point
49°F
Wind
10.5 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°F53°F87°F 199042°F 200921%0%
Sep 277°F52°F91°F 197840°F 200021%0%
Sep 377°F52°F95°F 198342°F 200821%0%
Sep 477°F52°F91°F 197832°F 200022%0%
Sep 577°F51°F94°F 197836°F 200022%0%
Sep 676°F51°F96°F 197640°F 200822%0%
Sep 776°F51°F100°F 197828°F 200022%0%
Sep 876°F50°F97°F 197835°F 199522%0%
Sep 976°F50°F96°F 198335°F 199522%0%
Sep 1075°F50°F95°F 201326°F 200022%0%
Sep 1175°F49°F95°F 197831°F 200022%0%
Sep 1275°F49°F95°F 201231°F 200022%0%
Sep 1374°F48°F92°F 199033°F 201423%0%
Sep 1474°F48°F94°F 199833°F 199623%0%
Sep 1574°F47°F90°F 199430°F 200723%0%
Sep 1673°F47°F87°F 201228°F 200023%0%
Sep 1773°F47°F89°F 200234°F 200023%0%
Sep 1873°F46°F91°F 200733°F 201223%0%
Sep 1972°F46°F95°F 198433°F 201223%0%
Sep 2072°F45°F95°F 199830°F 200623%0%
Sep 2171°F45°F86°F 201031°F 199923%0%
Sep 2271°F45°F90°F 200526°F 199523%0%
Sep 2371°F44°F82°F 199925°F 199323%0%
Sep 2470°F44°F88°F 200730°F 201223%0%
Sep 2570°F43°F85°F 199031°F 200323%0%
Sep 2669°F43°F86°F 199027°F 198422%0%
Sep 2769°F42°F86°F 198329°F 198422%0%
Sep 2868°F42°F89°F 198329°F 197622%0%
Sep 2968°F41°F85°F 199529°F 197622%0%
Sep 3067°F41°F87°F 197626°F 200322%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Renville County, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:42 AM, sunset 7:56 PM
September 30
sunrise 7:17 AM, sunset 7:02 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00216152 (Olivia 3E), public domain. Records: NOAA GHCN-Daily, station USC00216152, 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.