Riverside city, Iowa

Official LSAD Designation: Riverside city • Census GEOID: 1967440 • Washington County

Climate Normals & Weather Observations

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

Reference Weather Station: IOWA CITY, IA US (ID: USC00134101) • Located 9.4 miles from community center • Elevation: 195.1 m

Month	Average High (°F)	Average Low (°F)	Mean Temp (°F)	Precipitation (in)
January	29.3°	11.6°	20.5°	1.14"
February	34.3°	15.5°	24.9°	1.40"
March	47.9°	26.6°	37.2°	2.33"
April	61.6°	37.1°	49.4°	3.86"
May	72.2°	48.9°	60.6°	5.05"
June	81.0°	59.0°	70.0°	5.49"
July	84.4°	62.5°	73.5°	4.56"
August	82.4°	60.2°	71.3°	4.32"
September	76.3°	51.6°	64.0°	3.45"
October	63.2°	39.9°	51.6°	3.00"
November	47.5°	27.6°	37.5°	2.27"
December	34.4°	17.5°	26.0°	1.60"

2010–2025, completed calendar years only.

NOAA station IOWA CITY, IA US (ID: USC00134101) • 9.4 miles from community center .

This is the same reference station used for monthly normals.

Show annual mean of daily highs and lows

Annual mean Annual mean of daily highs Annual mean of daily lows

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	52.1	63.1	41.1
2011	52.3	63.1	41.6
2012	55.2	67.8	42.7
2013	48.8	60.0	37.6
2014	Unavailable	Unavailable	Unavailable
2015	49.6	60.7	38.5
2016	51.6	62.1	41.2
2017	50.5	61.8	39.2
2018	48.2	59.0	37.4
2019	48.1	58.6	37.7
2020	50.2	61.0	39.5
2021	50.5	61.3	39.7
2022	48.5	60.0	37.0
2023	Unavailable	Unavailable	Unavailable
2024	52.6	64.3	41.0
2025	50.4	62.5	38.3

Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.