Ames climate

Ames Weather in August

NOAA 1991-2020 normals for Ames Muni AP, 4.8 km from Ames

Average highs run from 83°F on August 1 to 80°F on August 31, and lows from 63°F to 57°F. Normal precipitation for the month is 4.85 in over about 12 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 Ames, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
82°F
Average low
60°F
Precipitation
4.85 in
Record high
102°FAug 17, 1988
Record low
40°FAug 31, 1967
Chance of a freeze
0%
Days of 90°F or more
2.9
Daylight
14 h 25 min to 13 h 11 min
Cloud cover
51%
Humidity
70%
Dew point
61°F
Wind
8.3 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 183°F63°F98°F 198852°F 196836%0%
Aug 283°F62°F96°F 198751°F 200937%0%
Aug 383°F62°F96°F 198851°F 197437%0%
Aug 483°F62°F95°F 198846°F 197837%0%
Aug 583°F62°F95°F 198948°F 197837%0%
Aug 683°F62°F95°F 196851°F 199037%0%
Aug 783°F62°F97°F 198847°F 198938%0%
Aug 883°F62°F97°F 198849°F 197638%0%
Aug 983°F62°F93°F 198547°F 197238%0%
Aug 1083°F62°F95°F 198348°F 197238%0%
Aug 1182°F61°F96°F 198848°F 198238%0%
Aug 1282°F61°F96°F 196548°F 196738%0%
Aug 1382°F61°F98°F 196547°F 200438%0%
Aug 1482°F61°F101°F 198847°F 199439%0%
Aug 1582°F61°F101°F 198847°F 200439%0%
Aug 1682°F61°F101°F 198850°F 197139%0%
Aug 1782°F60°F102°F 198849°F 201239%0%
Aug 1882°F60°F101°F 198848°F 198538%0%
Aug 1982°F60°F97°F 198346°F 200438%0%
Aug 2082°F60°F95°F 198344°F 196738%0%
Aug 2181°F59°F94°F 202348°F 200438%0%
Aug 2281°F59°F94°F 196852°F 196638%0%
Aug 2381°F59°F96°F 202347°F 196638%0%
Aug 2481°F59°F97°F 200349°F 196638%0%
Aug 2581°F58°F97°F 200349°F 202538%0%
Aug 2681°F58°F97°F 200347°F 202538%0%
Aug 2781°F58°F97°F 198446°F 196737%0%
Aug 2880°F57°F97°F 198442°F 198637%0%
Aug 2980°F57°F97°F 198445°F 198637%0%
Aug 3080°F57°F96°F 201346°F 200937%0%
Aug 3180°F57°F97°F 200040°F 196736%0%

Chance of rain

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

August 1
sunrise 6:08 AM, sunset 8:33 PM
August 31
sunrise 6:39 AM, sunset 7:50 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00094989 (Ames Muni AP), public domain. Records: NOAA GHCN-Daily, station USC00130200, 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.