Sumner County climate

Sumner County Weather in August

NOAA 1991-2020 normals for Bethpage 1 S, 12.2 km from Sumner County

Average highs run from 88°F on August 1 to 86°F on August 31, and lows from 66°F to 62°F. Normal precipitation for the month is 3.82 in over about 8 wet days.

August day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Sumner County, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
87°F
Average low
65°F
Precipitation
3.82 in
Record high
106°FAug 17, 2007
Record low
49°FAug 13, 2004
Chance of a freeze
0%
Days of 90°F or more
11.3
Daylight
14 h 00 min to 12 h 59 min
Cloud cover
51%
Humidity
71%
Dew point
66°F
Wind
5.1 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
Aug 188°F66°F93°F 202458°F 201428%0%
Aug 288°F66°F95°F 201259°F 202328%0%
Aug 388°F66°F94°F 200658°F 200927%0%
Aug 488°F66°F100°F 201158°F 201427%0%
Aug 588°F66°F98°F 201055°F 201727%0%
Aug 688°F66°F99°F 200257°F 200427%0%
Aug 788°F66°F97°F 200753°F 200427%0%
Aug 888°F66°F100°F 199959°F 200227%0%
Aug 988°F66°F100°F 200756°F 200426%0%
Aug 1088°F66°F102°F 200757°F 200826%0%
Aug 1188°F66°F96°F 200557°F 200826%0%
Aug 1288°F65°F97°F 200554°F 201226%0%
Aug 1388°F65°F97°F 199949°F 200426%0%
Aug 1488°F65°F98°F 200549°F 200426%0%
Aug 1588°F65°F97°F 200750°F 200426%0%
Aug 1687°F65°F102°F 200751°F 200425%0%
Aug 1787°F65°F106°F 200753°F 200425%0%
Aug 1887°F65°F99°F 200054°F 200425%0%
Aug 1987°F65°F95°F 200758°F 200425%0%
Aug 2087°F64°F100°F 200754°F 201225%0%
Aug 2187°F64°F98°F 200753°F 201225%0%
Aug 2287°F64°F101°F 200755°F 199925%0%
Aug 2387°F64°F95°F 200255°F 200125%0%
Aug 2487°F64°F103°F 200755°F 201824%0%
Aug 2587°F64°F103°F 200751°F 201524%0%
Aug 2686°F63°F98°F 200750°F 200024%0%
Aug 2786°F63°F96°F 202449°F 202524%0%
Aug 2886°F63°F99°F 200750°F 202524%0%
Aug 2986°F63°F98°F 202450°F 202524%0%
Aug 3086°F63°F101°F 202453°F 202524%0%
Aug 3186°F62°F97°F 202452°F 199924%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Sumner County, 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).

August 1
sunrise 5:52 AM, sunset 7:52 PM
August 31
sunrise 6:16 AM, sunset 7:15 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00400669 (Bethpage 1 S), public domain. Records: NOAA GHCN-Daily, station USC00400669, 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.