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Little Rock city, Iowa

Official LSAD Designation: Little Rock city • Census GEOID: 1945795 • Lyon County

Climate Normals & Weather Observations

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

Reference Weather Station: SIBLEY, IA US (ID: USC00137664) • Located 7.3 miles from community center • Elevation: 466.0 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 23.1° 4.7° 13.9° 0.74"
February 28.0° 8.8° 18.4° 0.84"
March 41.0° 20.6° 30.8° 1.59"
April 56.1° 32.5° 44.3° 3.25"
May 68.8° 45.5° 57.2° 4.06"
June 78.9° 56.7° 67.8° 4.88"
July 82.1° 60.3° 71.2° 3.30"
August 79.9° 57.9° 68.9° 3.58"
September 73.8° 49.1° 61.4° 3.25"
October 59.8° 35.7° 47.7° 2.31"
November 42.6° 22.3° 32.4° 1.38"
December 28.3° 10.7° 19.5° 1.05"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station SIBLEY, IA US (ID: USC00137664) • 7.3 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 SIBLEY, IA 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. 27.0 36.5 46.0 55.5 65.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2011: Annual mean 44.0°F 2012: Annual mean 48.3°F 2013: Annual mean 42.9°F 2014: Annual mean 42.0°F 2016: Annual mean 47.3°F 2017: Annual mean 46.3°F 2018: Annual mean 43.4°F 2020: Annual mean 45.6°F 2022: Annual mean 44.6°F 2023: Annual mean 46.8°F 2024: Annual mean 48.5°F 2025: Annual mean 46.6°F 2011: Annual mean of daily highs 56.0°F 2012: Annual mean of daily highs 61.3°F 2013: Annual mean of daily highs 53.9°F 2014: Annual mean of daily highs 53.1°F 2016: Annual mean of daily highs 57.7°F 2017: Annual mean of daily highs 56.8°F 2018: Annual mean of daily highs 53.0°F 2020: Annual mean of daily highs 56.7°F 2022: Annual mean of daily highs 56.2°F 2023: Annual mean of daily highs 57.5°F 2024: Annual mean of daily highs 58.8°F 2025: Annual mean of daily highs 57.5°F 2011: Annual mean of daily lows 32.0°F 2012: Annual mean of daily lows 35.4°F 2013: Annual mean of daily lows 31.9°F 2014: Annual mean of daily lows 30.9°F 2016: Annual mean of daily lows 36.9°F 2017: Annual mean of daily lows 35.9°F 2018: Annual mean of daily lows 33.8°F 2020: Annual mean of daily lows 34.5°F 2022: Annual mean of daily lows 33.0°F 2023: Annual mean of daily lows 36.1°F 2024: Annual mean of daily lows 38.1°F 2025: Annual mean of daily lows 35.6°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 44.0 56.0 32.0
2012 48.3 61.3 35.4
2013 42.9 53.9 31.9
2014 42.0 53.1 30.9
2015 Unavailable Unavailable Unavailable
2016 47.3 57.7 36.9
2017 46.3 56.8 35.9
2018 43.4 53.0 33.8
2019 Unavailable Unavailable Unavailable
2020 45.6 56.7 34.5
2021 Unavailable Unavailable Unavailable
2022 44.6 56.2 33.0
2023 46.8 57.5 36.1
2024 48.5 58.8 38.1
2025 46.6 57.5 35.6
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.