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Rockland city, Idaho

Official LSAD Designation: Rockland city • Census GEOID: 1669130 • Power County

Climate Normals & Weather Observations

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

Reference Weather Station: MASSACRE ROCKS SP, ID US (ID: USC00105678) • Located 9.1 miles from community center • Elevation: 1,278.6 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 34.8° 17.3° 26.0° 1.48"
February 39.3° 20.9° 30.1° 1.05"
March 50.9° 27.4° 39.2° 1.32"
April 58.7° 32.6° 45.7° 1.62"
May 68.0° 39.3° 53.7° 1.56"
June 78.2° 46.1° 62.1° 1.00"
July 89.0° 52.8° 70.9° 0.45"
August 88.2° 51.7° 70.0° 0.58"
September 77.4° 42.8° 60.1° 0.88"
October 62.2° 33.8° 48.0° 1.07"
November 46.6° 24.2° 35.4° 1.13"
December 34.9° 17.7° 26.3° 1.35"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station MASSACRE ROCKS SP, ID US (ID: USC00105678) • 9.1 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 MASSACRE ROCKS SP, ID 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. 29.0 39.0 49.0 59.0 69.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2011: Annual mean 46.3°F 2012: Annual mean 50.5°F 2013: Annual mean 49.4°F 2014: Annual mean 53.0°F 2015: Annual mean 52.1°F 2016: Annual mean 48.7°F 2017: Annual mean 47.5°F 2018: Annual mean 48.2°F 2019: Annual mean 46.3°F 2020: Annual mean 47.7°F 2021: Annual mean 49.4°F 2022: Annual mean 46.1°F 2024: Annual mean 50.5°F 2025: Annual mean 51.5°F 2011: Annual mean of daily highs 59.5°F 2012: Annual mean of daily highs 65.0°F 2013: Annual mean of daily highs 62.9°F 2014: Annual mean of daily highs 65.4°F 2015: Annual mean of daily highs 65.1°F 2016: Annual mean of daily highs 62.2°F 2017: Annual mean of daily highs 61.1°F 2018: Annual mean of daily highs 61.5°F 2019: Annual mean of daily highs 59.5°F 2020: Annual mean of daily highs 61.6°F 2021: Annual mean of daily highs 63.1°F 2022: Annual mean of daily highs 59.8°F 2024: Annual mean of daily highs 64.5°F 2025: Annual mean of daily highs 65.2°F 2011: Annual mean of daily lows 33.1°F 2012: Annual mean of daily lows 36.0°F 2013: Annual mean of daily lows 35.8°F 2014: Annual mean of daily lows 40.7°F 2015: Annual mean of daily lows 39.1°F 2016: Annual mean of daily lows 35.2°F 2017: Annual mean of daily lows 33.9°F 2018: Annual mean of daily lows 34.8°F 2019: Annual mean of daily lows 33.2°F 2020: Annual mean of daily lows 33.8°F 2021: Annual mean of daily lows 35.8°F 2022: Annual mean of daily lows 32.4°F 2024: Annual mean of daily lows 36.5°F 2025: Annual mean of daily lows 37.9°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 46.3 59.5 33.1
2012 50.5 65.0 36.0
2013 49.4 62.9 35.8
2014 53.0 65.4 40.7
2015 52.1 65.1 39.1
2016 48.7 62.2 35.2
2017 47.5 61.1 33.9
2018 48.2 61.5 34.8
2019 46.3 59.5 33.2
2020 47.7 61.6 33.8
2021 49.4 63.1 35.8
2022 46.1 59.8 32.4
2023 Unavailable Unavailable Unavailable
2024 50.5 64.5 36.5
2025 51.5 65.2 37.9
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.