Newport Colony CDP, South Dakota

Official LSAD Designation: Newport Colony CDP • Census GEOID: 4645024 • Marshall County

Climate Normals & Weather Observations

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

Reference Weather Station: BRITTON, SD US (ID: USC00391049) • Located 11.7 miles from community center • Elevation: 413.0 m

Month	Average High (°F)	Average Low (°F)	Mean Temp (°F)	Precipitation (in)
January	20.4°	0.4°	10.4°	0.66"
February	25.3°	4.7°	15.0°	0.64"
March	38.7°	17.6°	28.2°	0.87"
April	54.7°	30.4°	42.5°	1.96"
May	68.4°	42.8°	55.6°	3.04"
June	77.9°	53.7°	65.8°	4.13"
July	82.5°	58.3°	70.4°	4.41"
August	81.0°	56.1°	68.5°	2.50"
September	72.7°	47.0°	59.8°	2.56"
October	57.3°	33.6°	45.4°	2.15"
November	39.3°	19.3°	29.3°	0.69"
December	25.6°	7.1°	16.3°	0.66"

2010–2025, completed calendar years only.

NOAA station BRITTON, SD US (ID: USC00391049) • 11.7 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	45.4	55.5	35.3
2011	44.2	54.2	34.1
2012	Unavailable	Unavailable	Unavailable
2013	42.0	53.0	31.1
2014	42.7	53.3	32.1
2015	47.2	58.0	36.3
2016	48.3	58.6	37.9
2017	Unavailable	Unavailable	Unavailable
2018	41.0	52.0	30.0
2019	38.8	48.7	28.9
2020	43.2	54.4	31.9
2021	45.0	56.9	33.2
2022	40.4	51.9	28.9
2023	43.1	54.0	32.1
2024	45.2	56.1	34.3
2025	43.4	55.0	31.7

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