Unlock deeper multi-jurisdiction research

Full sub-pages, saves, and alerts are available on paid plans.

See plans

Weather & Climate

Campbell County, South Dakota, United States

Overview

Climate data and monthly weather averages for Campbell County.

Key Metrics

Annual Avg
7°C
Summer Avg
21.8°C
Winter Avg
-8°C
Record High
44.2°C
Record Low
-39°C
Annual Precipitation
498.6 mm
Avg Humidity
68%
Summer Humidity
58%
Winter Humidity
83%

Monthly Averages

MonthHigh (°C)Avg (°C)Low (°C)Rain (mm)Humidity (%)Sunshine (h)Wind (kph)
Jan10.2°-9.1°-39°11.585%5766.3
Feb16.9°-7.9°-33.9°14.680%8270.3
Mar25.7°-0.2°-28.2°23.970%11865.6
Apr31.6°6.6°-15.7°41.762%14962.6
May33.7°13.4°-4.8°77.261%18461
Jun42.7°19.8°2.1°84.961%20255.4
Jul44.2°23.8°7.8°6756%21451.8
Aug40.3°21.8°57.458%17856.3
Sep37.9°16.3°-0.3°49.860%13361.6
Oct31.3°-14.8°40.967%8968.3
Nov20.9°-0.3°-20.6°12.374%5768.3
Dec9.4°-7°-30.4°17.484%4462.4

Frequently Asked Questions

Sources: NASA POWER · Last updated: 2025

Subscribe to unlock the full sub-page depth for additional jurisdictions.

You can keep discovering Oyster publicly, but full multi-jurisdiction depth, tracking, alerts, and exports are part of paid access.