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Alton city, Kansas

Official LSAD Designation: Alton city • Census GEOID: 2001600 • Osborne County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Alton city.

Reference Weather Station: ALTON 1 W, KS US (ID: USC00140201) • Located 1.4 miles from community center • Elevation: 513.6 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 41.6° 14.4° 28.0° 0.67"
February 46.0° 17.9° 31.9° 0.69"
March 56.7° 27.1° 41.9° 1.55"
April 66.5° 36.4° 51.4° 2.30"
May 76.3° 48.3° 62.3° 4.23"
June 87.6° 59.5° 73.5° 3.51"
July 92.6° 65.3° 78.9° 4.92"
August 90.6° 62.6° 76.6° 3.85"
September 82.9° 52.9° 67.9° 2.64"
October 70.0° 39.3° 54.6° 2.11"
November 55.8° 25.9° 40.9° 1.19"
December 44.0° 17.5° 30.7° 0.93"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station KIRWIN DAM, KS US (ID: USC00144357) • 16.3 miles from community center .

This annual reference station differs from the monthly normals station (ID: USC00140201), which has no available annual mean history.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at KIRWIN DAM, KS 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. 32.0 42.5 53.0 63.5 74.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2022: Annual mean 52.6°F 2023: Annual mean 54.0°F 2024: Annual mean 55.1°F 2025: Annual mean 53.9°F 2020: Annual mean of daily highs 67.6°F 2022: Annual mean of daily highs 69.4°F 2023: Annual mean of daily highs 69.5°F 2024: Annual mean of daily highs 70.3°F 2025: Annual mean of daily highs 68.8°F 2022: Annual mean of daily lows 35.7°F 2023: Annual mean of daily lows 38.5°F 2024: Annual mean of daily lows 39.9°F 2025: Annual mean of daily lows 38.9°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 Unavailable Unavailable Unavailable
2012 Unavailable Unavailable Unavailable
2013 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable Unavailable
2015 Unavailable Unavailable Unavailable
2016 Unavailable Unavailable Unavailable
2017 Unavailable Unavailable Unavailable
2018 Unavailable Unavailable Unavailable
2019 Unavailable Unavailable Unavailable
2020 Unavailable 67.6 Unavailable
2021 Unavailable Unavailable Unavailable
2022 52.6 69.4 35.7
2023 54.0 69.5 38.5
2024 55.1 70.3 39.9
2025 53.9 68.8 38.9
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.