Sumner climate

Sumner Weather in August

NOAA 1991-2020 normals for Tripoli, 14.1 km from Sumner

Average highs run from 82°F on August 1 to 79°F on August 31, and lows from 61°F to 56°F. Normal precipitation for the month is 4.29 in over about 9 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, in °F, with the record for each date.406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
81°F
Average low
59°F
Precipitation
4.29 in
Record high
96°FAug 27, 2024
Record low
44°FAug 31, 2009
Chance of a freeze
0%
Days of 90°F or more
2.3
Daylight
14 h 29 min to 13 h 12 min
Cloud cover
53%
Humidity
76%
Dew point
61°F
Wind
8.1 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 182°F61°F91°F 200652°F 200928%0%
Aug 282°F61°F89°F 201249°F 200928%0%
Aug 382°F61°F91°F 201252°F 200928%0%
Aug 482°F61°F91°F 201250°F 201728%0%
Aug 582°F61°F91°F 202350°F 202028%0%
Aug 682°F61°F87°F 201953°F 200928%0%
Aug 782°F60°F93°F 202254°F 201228%0%
Aug 882°F60°F90°F 201254°F 201328%0%
Aug 982°F60°F89°F 202049°F 202428%0%
Aug 1082°F60°F88°F 201048°F 202429%0%
Aug 1182°F60°F90°F 202148°F 202429%0%
Aug 1282°F60°F90°F 202152°F 201329%0%
Aug 1381°F60°F89°F 201052°F 201329%0%
Aug 1481°F60°F88°F 201854°F 202129%0%
Aug 1581°F60°F88°F 201550°F 201329%0%
Aug 1681°F59°F86°F 201554°F 201329%0%
Aug 1781°F59°F86°F 201547°F 201229%0%
Aug 1881°F59°F85°F 201647°F 201229%0%
Aug 1981°F59°F88°F 201649°F 201229%0%
Aug 2081°F59°F89°F 202149°F 201230%0%
Aug 2181°F58°F87°F 202150°F 201230%0%
Aug 2280°F58°F88°F 202047°F 200930%0%
Aug 2380°F58°F90°F 201447°F 200930%0%
Aug 2480°F58°F92°F 202047°F 201530%0%
Aug 2580°F58°F94°F 202047°F 201530%0%
Aug 2680°F57°F94°F 202047°F 201530%0%
Aug 2780°F57°F96°F 202449°F 201530%0%
Aug 2879°F57°F95°F 202053°F 201530%0%
Aug 2979°F57°F92°F 202049°F 200930%0%
Aug 3079°F56°F90°F 201248°F 200930%0%
Aug 3179°F56°F93°F 201344°F 200930%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Sumner, 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 6:00 AM, sunset 8:29 PM
August 31
sunrise 6:32 AM, sunset 7:44 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00138339 (Tripoli), public domain. Records: NOAA GHCN-Daily, station USC00136199, 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.