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Round Mountain town, Texas

Official LSAD Designation: Round Mountain town • Census GEOID: 4863476 • Blanco County

Climate Normals & Weather Observations

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

Reference Weather Station: JOHNSON CITY 2N, TX US (ID: USC00414605) • Located 7.1 miles from community center • Elevation: 346.6 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 62.3° 35.1° 48.7° 2.25"
February 65.8° 38.7° 52.2° 2.01"
March 72.9° 46.7° 59.8° 2.56"
April 79.9° 53.1° 66.5° 2.77"
May 86.1° 63.0° 74.5° 4.03"
June 92.4° 69.2° 80.8° 3.23"
July 95.5° 71.4° 83.4° 2.15"
August 96.6° 70.8° 83.7° 2.21"
September 90.2° 64.3° 77.3° 3.36"
October 81.8° 54.4° 68.1° 3.62"
November 71.2° 44.9° 58.1° 2.98"
December 63.9° 37.1° 50.5° 1.85"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station JOHNSON CITY 2N, TX US (ID: USC00414605) • 7.1 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 JOHNSON CITY 2N, 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. 50.0 59.3 68.5 77.8 87.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 65.8°F 2011: Annual mean 68.2°F 2012: Annual mean 68.5°F 2019: Annual mean 67.1°F 2023: Annual mean 69.8°F 2010: Annual mean of daily highs 77.7°F 2011: Annual mean of daily highs 81.9°F 2012: Annual mean of daily highs 81.3°F 2019: Annual mean of daily highs 80.2°F 2023: Annual mean of daily highs 83.2°F 2010: Annual mean of daily lows 53.8°F 2011: Annual mean of daily lows 54.5°F 2012: Annual mean of daily lows 55.8°F 2019: Annual mean of daily lows 53.9°F 2023: Annual mean of daily lows 56.5°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 65.8 77.7 53.8
2011 68.2 81.9 54.5
2012 68.5 81.3 55.8
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 67.1 80.2 53.9
2020 Unavailable Unavailable Unavailable
2021 Unavailable Unavailable Unavailable
2022 Unavailable Unavailable Unavailable
2023 69.8 83.2 56.5
2024 Unavailable Unavailable Unavailable
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.