Power County climate

Power County Weather in October

NOAA 1991-2020 normals for American Falls, 12 km from Power County

Average highs run from 69°F on October 1 to 54°F on October 31, and lows from 41°F to 31°F. Normal precipitation for the month is 0.92 in over about 6 wet days.

October day by day

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

Normal daily high and low temperature at Power County, in °F, with the record for each date.-20020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
61°F
Average low
36°F
Precipitation
0.92 in
Snowfall
1.1 in
Record high
91°FOct 1, 1992
Record low
-6°FOct 30, 2019
Chance of a freeze
96%
Daylight
11 h 43 min to 10 h 21 min
Cloud cover
51%
Humidity
52%
Dew point
27°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
Oct 169°F41°F91°F 199218°F 195018%1%
Oct 269°F41°F89°F 201023°F 200918%1%
Oct 368°F41°F88°F 201024°F 196818%1%
Oct 467°F40°F86°F 202424°F 195318%1%
Oct 567°F40°F84°F 199321°F 200118%2%
Oct 666°F40°F84°F 194221°F 195518%2%
Oct 766°F39°F88°F 197918°F 201218%2%
Oct 865°F39°F83°F 194421°F 199018%2%
Oct 965°F39°F85°F 194218°F 196818%2%
Oct 1064°F38°F83°F 199616°F 201918%2%
Oct 1164°F38°F84°F 199114°F 201918%2%
Oct 1263°F38°F81°F 195017°F 201918%2%
Oct 1363°F37°F82°F 195814°F 200818%3%
Oct 1462°F37°F84°F 195817°F 196918%3%
Oct 1562°F37°F79°F 195816°F 196618%3%
Oct 1661°F36°F81°F 201520°F 196618%3%
Oct 1761°F36°F81°F 195814°F 199618%3%
Oct 1860°F35°F82°F 195519°F 196418%3%
Oct 1960°F35°F78°F 195019°F 197618%3%
Oct 2059°F35°F80°F 200317°F 198218%3%
Oct 2159°F34°F78°F 200317°F 199618%4%
Oct 2258°F34°F83°F 200317°F 194919%4%
Oct 2358°F34°F75°F 196016°F 202019%4%
Oct 2458°F33°F76°F 199216°F 201919%4%
Oct 2557°F33°F76°F 201411°F 202019%4%
Oct 2657°F33°F75°F 19443°F 202019%4%
Oct 2756°F32°F75°F 199010°F 201919%4%
Oct 2856°F32°F74°F 19907°F 201919%4%
Oct 2955°F32°F72°F 19681°F 201919%5%
Oct 3055°F32°F72°F 1962-6°F 201919%5%
Oct 3154°F31°F75°F 20126°F 201919%5%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Power County, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

October 1
sunrise 7:29 AM, sunset 7:12 PM
October 31
sunrise 8:04 AM, sunset 6:25 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00100218 (American Falls), public domain. Records: NOAA GHCN-Daily, station USW00024156, 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.