Douglas County climate

Douglas County Weather in October

NOAA 1991-2020 normals for Castle Rock, 9.2 km from Douglas County

Average highs run from 71°F on October 1 to 60°F on October 31, and lows from 40°F to 30°F. Normal precipitation for the month is 0.85 in over about 4 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 Douglas County, in °F, with the record for each date.-20020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
65°F
Average low
35°F
Precipitation
0.85 in
Snowfall
2.7 in
Record high
82°FOct 2, 2024
Record low
-10°FOct 31, 2019
Chance of a freeze
100%
Daylight
11 h 46 min to 10 h 32 min
Cloud cover
46%
Humidity
48%
Dew point
26°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
Oct 171°F40°F77°F 201022°F 202016%2%
Oct 270°F40°F82°F 202428°F 201416%2%
Oct 370°F39°F78°F 202524°F 201416%2%
Oct 469°F39°F74°F 201023°F 201215%2%
Oct 569°F38°F82°F 202420°F 201615%2%
Oct 669°F38°F77°F 202022°F 201315%2%
Oct 768°F38°F78°F 202021°F 201615%2%
Oct 868°F37°F81°F 202020°F 201215%2%
Oct 967°F37°F80°F 202019°F 201715%2%
Oct 1067°F36°F77°F 202415°F 201715%3%
Oct 1167°F36°F76°F 2020-1°F 201914%3%
Oct 1266°F36°F79°F 202415°F 201914%3%
Oct 1366°F35°F72°F 201617°F 201914%3%
Oct 1465°F35°F80°F 201610°F 201814%3%
Oct 1565°F35°F79°F 20162°F 201814%3%
Oct 1665°F34°F81°F 201612°F 201814%3%
Oct 1764°F34°F79°F 201614°F 201214%4%
Oct 1864°F34°F70°F 201718°F 202214%4%
Oct 1964°F33°F75°F 202315°F 201114%4%
Oct 2063°F33°F79°F 202314°F 201614%4%
Oct 2163°F33°F74°F 201616°F 201914%4%
Oct 2263°F33°F78°F 201610°F 201914%4%
Oct 2362°F32°F71°F 202315°F 202014%5%
Oct 2462°F32°F74°F 201117°F 201914%5%
Oct 2562°F32°F74°F 20143°F 202014%5%
Oct 2661°F32°F70°F 2023-1°F 202014%5%
Oct 2761°F31°F74°F 2016-4°F 202014%5%
Oct 2861°F31°F75°F 20103°F 201914%6%
Oct 2960°F31°F75°F 2016-1°F 201914%6%
Oct 3060°F31°F65°F 2016-8°F 202314%6%
Oct 3160°F30°F74°F 2016-10°F 201914%6%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Douglas 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 6:56 AM, sunset 6:42 PM
October 31
sunrise 7:27 AM, sunset 5:59 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00051401 (Castle Rock), public domain. Records: NOAA GHCN-Daily, station USC00052494, 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.