Butte climate

Butte Weather in August

NOAA 1991-2020 normals for Butte, 0.3 km from Butte

Average highs run from 86°F on August 1 to 81°F on August 31, and lows from 63°F to 56°F. Normal precipitation for the month is 3.32 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 Butte, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
84°F
Average low
60°F
Precipitation
3.32 in
Record high
113°FAug 2, 1930
Record low
35°FAug 20, 1950
Chance of a freeze
0%
Days of 90°F or more
7.7
Daylight
14 h 29 min to 13 h 12 min
Cloud cover
48%
Humidity
60%
Dew point
58°F
Wind
9.6 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 186°F63°F108°F 193050°F 192527%0%
Aug 286°F62°F113°F 193045°F 195027%0%
Aug 386°F62°F112°F 193047°F 197827%0%
Aug 486°F62°F112°F 193446°F 197427%0%
Aug 586°F62°F106°F 193748°F 199427%0%
Aug 685°F62°F104°F 193450°F 194627%0%
Aug 785°F62°F106°F 193543°F 192127%0%
Aug 885°F62°F109°F 193846°F 191927%0%
Aug 985°F62°F110°F 194740°F 192726%0%
Aug 1085°F61°F107°F 194742°F 198526%0%
Aug 1185°F61°F106°F 193644°F 193126%0%
Aug 1285°F61°F103°F 193640°F 196426%0%
Aug 1384°F61°F110°F 196542°F 192025%0%
Aug 1484°F61°F103°F 193543°F 192925%0%
Aug 1584°F60°F110°F 193646°F 192925%0%
Aug 1684°F60°F106°F 193649°F 196225%0%
Aug 1784°F60°F109°F 193648°F 193324%0%
Aug 1884°F60°F106°F 193647°F 194024%0%
Aug 1983°F59°F104°F 194245°F 192724%0%
Aug 2083°F59°F104°F 195935°F 195023%0%
Aug 2183°F59°F107°F 194741°F 192023%0%
Aug 2283°F59°F111°F 193840°F 192323%0%
Aug 2383°F58°F107°F 193644°F 196622%0%
Aug 2483°F58°F113°F 193638°F 192822%0%
Aug 2582°F58°F108°F 193642°F 196422%0%
Aug 2682°F58°F105°F 197345°F 192022%0%
Aug 2782°F57°F102°F 197643°F 191621%0%
Aug 2882°F57°F104°F 193741°F 193421%0%
Aug 2982°F57°F102°F 197046°F 192221%0%
Aug 3081°F56°F102°F 194137°F 193521%0%
Aug 3181°F56°F103°F 192241°F 191821%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Butte, 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 6:27 AM, sunset 8:56 PM
August 31
sunrise 6:59 AM, sunset 8:11 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00251365 (Butte), public domain. Records: NOAA GHCN-Daily, station USC00398767, 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.