Arapahoe Weather in January
Average highs run from 39°F on January 1 to 43°F on January 31, and lows from 15°F to 16°F. Normal precipitation for the month is 0.46 in over about 4 wet days.
January day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
January at a glance
- Average high
- 41°F
- Average low
- 16°F
- Precipitation
- 0.46 in
- Snowfall
- 4.2 in
- Record high
- 76°FJan 11, 1990
- Record low
- -32°FJan 19, 1943
- Chance of a freeze
- 100%
- Daylight
- 9 h 22 min to 10 h 07 min
- Cloud cover
- 61%
- Humidity
- 70%
- Dew point
- 19°F
- Wind
- 11.0 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 |
|---|---|---|---|---|---|---|
| Jan 1 | 39°F | 15°F | 64°F 2026 | -20°F 1901 | 16% | 8% |
| Jan 2 | 39°F | 15°F | 70°F 1964 | -20°F 1942 | 16% | 7% |
| Jan 3 | 39°F | 15°F | 73°F 1997 | -24°F 1911 | 16% | 7% |
| Jan 4 | 39°F | 15°F | 65°F 2006 | -23°F 1974 | 16% | 7% |
| Jan 5 | 39°F | 15°F | 69°F 2026 | -22°F 1942 | 15% | 7% |
| Jan 6 | 40°F | 15°F | 69°F 2012 | -24°F 1912 | 15% | 7% |
| Jan 7 | 40°F | 15°F | 66°F 1965 | -19°F 1942 | 15% | 7% |
| Jan 8 | 40°F | 15°F | 73°F 2002 | -18°F 1942 | 15% | 7% |
| Jan 9 | 40°F | 15°F | 67°F 2009 | -15°F 1974 | 15% | 7% |
| Jan 10 | 40°F | 15°F | 75°F 1911 | -13°F 1982 | 15% | 7% |
| Jan 11 | 40°F | 15°F | 76°F 1990 | -15°F 2011 | 15% | 7% |
| Jan 12 | 40°F | 15°F | 70°F 2006 | -20°F 1974 | 15% | 7% |
| Jan 13 | 40°F | 16°F | 68°F 1996 | -27°F 1916 | 15% | 7% |
| Jan 14 | 41°F | 16°F | 73°F 1996 | -23°F 1905 | 15% | 7% |
| Jan 15 | 41°F | 16°F | 69°F 2006 | -23°F 1905 | 15% | 7% |
| Jan 16 | 41°F | 16°F | 74°F 1951 | -15°F 2024 | 15% | 7% |
| Jan 17 | 41°F | 16°F | 65°F 1982 | -17°F 1978 | 15% | 7% |
| Jan 18 | 41°F | 16°F | 69°F 1951 | -20°F 1984 | 15% | 7% |
| Jan 19 | 41°F | 16°F | 68°F 2006 | -32°F 1943 | 15% | 7% |
| Jan 20 | 41°F | 16°F | 71°F 1964 | -23°F 1984 | 15% | 7% |
| Jan 21 | 41°F | 16°F | 74°F 1950 | -17°F 1984 | 15% | 7% |
| Jan 22 | 42°F | 16°F | 71°F 1950 | -22°F 1966 | 15% | 7% |
| Jan 23 | 42°F | 16°F | 73°F 1981 | -11°F 1963 | 15% | 7% |
| Jan 24 | 42°F | 16°F | 70°F 1981 | -16°F 1963 | 15% | 7% |
| Jan 25 | 42°F | 16°F | 70°F 2005 | -16°F 1963 | 15% | 7% |
| Jan 26 | 42°F | 16°F | 76°F 1951 | -23°F 1950 | 15% | 7% |
| Jan 27 | 42°F | 16°F | 71°F 2015 | -20°F 1963 | 15% | 7% |
| Jan 28 | 42°F | 16°F | 74°F 2015 | -19°F 1963 | 15% | 7% |
| Jan 29 | 42°F | 16°F | 69°F 2015 | -15°F 1949 | 15% | 8% |
| Jan 30 | 43°F | 16°F | 63°F 1962 | -16°F 1949 | 16% | 8% |
| Jan 31 | 43°F | 16°F | 74°F 1911 | -16°F 1980 | 16% | 8% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- January 1
- sunrise 8:02 AM, sunset 5:24 PM
- January 31
- sunrise 7:50 AM, sunset 5:57 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00252560 (Edison), public domain. Records: NOAA GHCN-Daily, station USC00251415, 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.