Granby Weather in October
Average highs run from 62°F on October 1 to 47°F on October 31, and lows from 32°F to 23°F. Normal precipitation for the month is 1.05 in over about 8 wet days.
October day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
October at a glance
- Average high
- 55°F
- Average low
- 27°F
- Precipitation
- 1.05 in
- Snowfall
- 9.5 in
- Record high
- 74°FOct 1, 1992
- Record low
- -8°FOct 31, 2019
- Chance of a freeze
- 100%
- Daylight
- 11 h 46 min to 10 h 30 min
- Cloud cover
- 55%
- Humidity
- 60%
- Dew point
- 22°F
- Wind
- 5.1 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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Oct 1 | 62°F | 32°F | 74°F 1992 | 15°F 1985 | 29% | 5% |
| Oct 2 | 62°F | 31°F | 74°F 1992 | 15°F 2009 | 28% | 6% |
| Oct 3 | 61°F | 31°F | 73°F 1992 | 17°F 2009 | 28% | 6% |
| Oct 4 | 61°F | 31°F | 72°F 1992 | 19°F 1978 | 28% | 6% |
| Oct 5 | 60°F | 31°F | 72°F 1997 | 14°F 1998 | 28% | 7% |
| Oct 6 | 60°F | 30°F | 71°F 1997 | 15°F 1995 | 27% | 7% |
| Oct 7 | 59°F | 30°F | 70°F 1954 | 11°F 2012 | 27% | 7% |
| Oct 8 | 59°F | 30°F | 72°F 2020 | 9°F 1992 | 27% | 8% |
| Oct 9 | 58°F | 29°F | 71°F 1965 | 12°F 1970 | 27% | 8% |
| Oct 10 | 58°F | 29°F | 73°F 2003 | 11°F 1982 | 26% | 8% |
| Oct 11 | 57°F | 29°F | 70°F 2007 | 10°F 2019 | 26% | 9% |
| Oct 12 | 57°F | 28°F | 71°F 1950 | 9°F 1990 | 26% | 9% |
| Oct 13 | 56°F | 28°F | 69°F 2007 | 12°F 2002 | 26% | 10% |
| Oct 14 | 56°F | 28°F | 70°F 1950 | 11°F 1969 | 26% | 10% |
| Oct 15 | 55°F | 27°F | 68°F 1950 | 10°F 1952 | 25% | 10% |
| Oct 16 | 55°F | 27°F | 71°F 1991 | 14°F 2018 | 25% | 11% |
| Oct 17 | 54°F | 27°F | 69°F 2015 | 8°F 1948 | 25% | 11% |
| Oct 18 | 54°F | 27°F | 71°F 2003 | 9°F 1996 | 25% | 12% |
| Oct 19 | 53°F | 26°F | 71°F 2003 | 9°F 1989 | 25% | 12% |
| Oct 20 | 53°F | 26°F | 71°F 2003 | 10°F 1976 | 25% | 13% |
| Oct 21 | 52°F | 26°F | 67°F 2003 | 6°F 1996 | 25% | 14% |
| Oct 22 | 52°F | 25°F | 69°F 2003 | 8°F 1949 | 25% | 14% |
| Oct 23 | 51°F | 25°F | 69°F 1954 | 6°F 1995 | 25% | 15% |
| Oct 24 | 51°F | 25°F | 68°F 2003 | 7°F 1980 | 25% | 15% |
| Oct 25 | 50°F | 24°F | 65°F 2014 | 1°F 1975 | 25% | 16% |
| Oct 26 | 50°F | 24°F | 67°F 2021 | 9°F 2012 | 25% | 16% |
| Oct 27 | 49°F | 24°F | 65°F 1964 | 7°F 2011 | 26% | 17% |
| Oct 28 | 49°F | 23°F | 64°F 2001 | 8°F 2010 | 26% | 17% |
| Oct 29 | 48°F | 23°F | 68°F 1950 | 4°F 1976 | 26% | 18% |
| Oct 30 | 48°F | 23°F | 62°F 1950 | -3°F 1993 | 26% | 18% |
| Oct 31 | 47°F | 23°F | 62°F 1950 | -8°F 2019 | 26% | 19% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- October 1
- sunrise 7:00 AM, sunset 6:46 PM
- October 31
- sunrise 7:32 AM, sunset 6:02 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00053500 (Grand Lake 6 Ssw), public domain. Records: NOAA GHCN-Daily, station USC00053500, 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.