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Jacksonville CDP, Iowa

Official LSAD Designation: Jacksonville CDP • Census GEOID: 1939180 • Shelby County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Jacksonville CDP.

Reference Weather Station: HARLAN, IA US (ID: USC00133632) • Located 9.4 miles from community center • Elevation: 387.1 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 30.7° 10.3° 20.5° 0.90"
February 35.7° 13.7° 24.7° 0.98"
March 49.9° 25.3° 37.6° 2.05"
April 63.3° 36.4° 49.8° 3.34"
May 74.1° 49.3° 61.7° 4.74"
June 83.6° 59.9° 71.7° 5.17"
July 85.9° 63.6° 74.7° 3.72"
August 84.0° 60.8° 72.4° 4.32"
September 78.5° 51.7° 65.1° 4.00"
October 65.4° 39.1° 52.2° 2.37"
November 49.3° 25.9° 37.6° 1.43"
December 35.9° 15.7° 25.8° 1.31"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station HARLAN, IA US (ID: USC00133632) • 9.4 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 HARLAN, 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. 33.0 41.8 50.5 59.3 68.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 48.1°F 2011: Annual mean 48.1°F 2012: Annual mean 51.9°F 2010: Annual mean of daily highs 58.9°F 2011: Annual mean of daily highs 59.3°F 2012: Annual mean of daily highs 64.3°F 2010: Annual mean of daily lows 37.3°F 2011: Annual mean of daily lows 37.0°F 2012: Annual mean of daily lows 39.5°F 2014: Annual mean of daily lows 36.6°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 48.1 58.9 37.3
2011 48.1 59.3 37.0
2012 51.9 64.3 39.5
2013 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable 36.6
2015 Unavailable Unavailable Unavailable
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.