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Mount Calm city, Texas

Official LSAD Designation: Mount Calm city • Census GEOID: 4849692 • Hill County

Climate Normals & Weather Observations

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

Reference Weather Station: NAVARRO MILLS DAM, TX US (ID: USC00416210) • Located 18.2 miles from community center • Elevation: 138.4 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 57.1° 35.0° 46.1° 2.84"
February 61.7° 38.9° 50.3° 3.13"
March 68.2° 46.6° 57.4° 3.61"
April 76.1° 53.3° 64.7° 3.36"
May 83.2° 63.2° 73.2° 4.50"
June 90.8° 70.7° 80.7° 4.43"
July 95.0° 73.7° 84.3° 1.88"
August 95.8° 73.2° 84.5° 2.44"
September 89.3° 66.6° 77.9° 3.23"
October 79.3° 54.5° 66.9° 4.58"
November 67.5° 44.7° 56.1° 3.03"
December 59.2° 37.0° 48.1° 3.51"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station NAVARRO MILLS DAM, TX US (ID: USC00416210) • 18.2 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 NAVARRO MILLS DAM, TX 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. 53.0 60.3 67.5 74.8 82.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2012: Annual mean 67.8°F 2012: Annual mean of daily highs 79.3°F 2012: Annual mean of daily lows 56.3°F 2015: Annual mean of daily lows 56.1°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 67.8 79.3 56.3
2013 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable Unavailable
2015 Unavailable Unavailable 56.1
2016 Unavailable Unavailable Unavailable
2017 Unavailable Unavailable Unavailable
2018 Unavailable Unavailable Unavailable
2019 Unavailable Unavailable Unavailable
2020 Unavailable Unavailable Unavailable
2021 Unavailable Unavailable Unavailable
2022 Unavailable Unavailable Unavailable
2023 Unavailable Unavailable Unavailable
2024 Unavailable Unavailable Unavailable
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.