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Bow Mar town, Colorado

Official LSAD Designation: Bow Mar town • Census GEOID: 0808070 • Arapahoe County / Jefferson County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Bow Mar town.

Reference Weather Station: MARSTON FLTR PLT, CO US (ID: USC00055402) • Located 0.9 miles from community center • Elevation: 1,709.9 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 45.8° 19.3° 32.6° 0.48"
February 46.5° 20.3° 33.4° 0.67"
March 54.6° 28.1° 41.3° 1.19"
April 60.1° 34.5° 47.3° 2.07"
May 69.0° 43.8° 56.4° 2.73"
June 80.8° 53.4° 67.1° 1.87"
July 86.4° 59.5° 73.0° 2.05"
August 85.0° 57.5° 71.3° 1.85"
September 77.2° 48.7° 63.0° 1.26"
October 64.2° 36.7° 50.4° 1.04"
November 53.4° 27.7° 40.6° 0.74"
December 45.4° 20.2° 32.8° 0.61"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station MARSTON FLTR PLT, CO US (ID: USC00055402) • 0.9 miles from community center .

This is the same reference station used for monthly normals.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at MARSTON FLTR PLT, CO US Year is the horizontal axis. Annual mean temperature in degrees Fahrenheit is the vertical axis. Dots show recorded years; lines connect consecutive available years only. Missing years are gaps, with no interpolation. Optional dashed lines show annual mean of daily highs and lows. Exact values appear in the data table below. 33.0 42.5 52.0 61.5 71.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2011: Annual mean 50.0°F 2012: Annual mean 53.0°F 2013: Annual mean 49.6°F 2014: Annual mean 50.4°F 2015: Annual mean 51.6°F 2016: Annual mean 52.4°F 2017: Annual mean 52.4°F 2018: Annual mean 51.4°F 2019: Annual mean 49.8°F 2020: Annual mean 51.8°F 2022: Annual mean 50.8°F 2023: Annual mean 49.7°F 2024: Annual mean 52.4°F 2025: Annual mean 51.7°F 2011: Annual mean of daily highs 63.6°F 2012: Annual mean of daily highs 67.1°F 2013: Annual mean of daily highs 63.0°F 2014: Annual mean of daily highs 63.8°F 2015: Annual mean of daily highs 64.7°F 2016: Annual mean of daily highs 66.6°F 2017: Annual mean of daily highs 65.9°F 2018: Annual mean of daily highs 64.7°F 2019: Annual mean of daily highs 62.8°F 2020: Annual mean of daily highs 65.5°F 2022: Annual mean of daily highs 64.3°F 2023: Annual mean of daily highs 62.6°F 2024: Annual mean of daily highs 65.9°F 2025: Annual mean of daily highs 65.2°F 2011: Annual mean of daily lows 36.4°F 2012: Annual mean of daily lows 38.9°F 2013: Annual mean of daily lows 36.1°F 2014: Annual mean of daily lows 37.0°F 2015: Annual mean of daily lows 38.5°F 2016: Annual mean of daily lows 38.3°F 2017: Annual mean of daily lows 38.9°F 2018: Annual mean of daily lows 38.0°F 2019: Annual mean of daily lows 36.8°F 2020: Annual mean of daily lows 38.2°F 2022: Annual mean of daily lows 37.3°F 2023: Annual mean of daily lows 36.9°F 2024: Annual mean of daily lows 39.0°F 2025: Annual mean of daily lows 38.3°F

Source: NOAA NCEI Global Summary of the Year.

Annual temperature data table (°F)
Annual station temperatures, 2010–2025. Unavailable means no reported value.
Year Annual mean (°F) Annual mean of daily highs (°F) Annual mean of daily lows (°F)
2010 Unavailable Unavailable Unavailable
2011 50.0 63.6 36.4
2012 53.0 67.1 38.9
2013 49.6 63.0 36.1
2014 50.4 63.8 37.0
2015 51.6 64.7 38.5
2016 52.4 66.6 38.3
2017 52.4 65.9 38.9
2018 51.4 64.7 38.0
2019 49.8 62.8 36.8
2020 51.8 65.5 38.2
2021 Unavailable Unavailable Unavailable
2022 50.8 64.3 37.3
2023 49.7 62.6 36.9
2024 52.4 65.9 39.0
2025 51.7 65.2 38.3
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.