Garfield County climate

Garfield County Weather in October

NOAA 1991-2020 normals for Boulder, 5.9 km from Garfield County

Average highs run from 68°F on October 1 to 56°F on October 31, and lows from 46°F to 35°F. Normal precipitation for the month is 1.44 in over about 5 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 Garfield County, in °F, with the record for each date.-20020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
62°F
Average low
41°F
Precipitation
1.44 in
Snowfall
0.5 in
Record high
80°FOct 1, 2024
Record low
-2°FOct 30, 1971
Chance of a freeze
92%
Daylight
11 h 47 min to 10 h 38 min
Cloud cover
41%
Humidity
44%
Dew point
25°F
Wind
7.8 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 168°F46°F80°F 202416°F 201918%0%
Oct 268°F46°F79°F 202013°F 195018%0%
Oct 368°F45°F79°F 202414°F 200918%0%
Oct 467°F45°F80°F 202415°F 196918%0%
Oct 567°F45°F78°F 197913°F 196918%0%
Oct 666°F44°F78°F 197910°F 200917%0%
Oct 766°F44°F78°F 197913°F 201917%0%
Oct 866°F43°F75°F 198011°F 197517%0%
Oct 965°F43°F75°F 198016°F 194917%0%
Oct 1065°F43°F75°F 196510°F 201716%0%
Oct 1164°F42°F75°F 19656°F 201916%1%
Oct 1264°F42°F76°F 19504°F 201916%1%
Oct 1364°F41°F76°F 19508°F 200816%1%
Oct 1463°F41°F76°F 201514°F 196916%1%
Oct 1563°F41°F74°F 195811°F 197016%1%
Oct 1662°F40°F73°F 195814°F 197015%1%
Oct 1762°F40°F73°F 195215°F 196815%1%
Oct 1862°F40°F73°F 202313°F 197115%1%
Oct 1961°F39°F75°F 20238°F 197615%1%
Oct 2061°F39°F74°F 202310°F 194915%1%
Oct 2160°F39°F74°F 20032°F 194915%1%
Oct 2260°F38°F72°F 200312°F 200715%1%
Oct 2360°F38°F71°F 200312°F 196115%1%
Oct 2459°F38°F74°F 19591°F 197515%1%
Oct 2559°F37°F74°F 19595°F 197515%1%
Oct 2658°F37°F72°F 19598°F 202014%2%
Oct 2758°F37°F67°F 19527°F 197614%2%
Oct 2858°F36°F69°F 20084°F 197014%2%
Oct 2957°F36°F69°F 20086°F 201914%2%
Oct 3057°F36°F66°F 1952-2°F 197114%2%
Oct 3156°F35°F66°F 1962-1°F 201913%2%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Garfield 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 7:22 AM, sunset 7:09 PM
October 31
sunrise 7:50 AM, sunset 6:28 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00420849 (Boulder), public domain. Records: NOAA GHCN-Daily, station USW00023159, 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.