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Weather in Pennington County, South Dakota for March 2026

Your guide to Pennington County weather in March - trends and predictions

    Official Weather Alert ⚠️

  • Red Flag Warning - See hour by hour.

    • Snow Forecast ❄️

  • With an average of 5 snowy days, Pennington County usually enjoys a light touch of snow in March.
    According to Pennington County snow forecast for March 2026, no snow is expected until the end of the month.

    • Temperatures

  • So far, March 2026 in Pennington County is slightly warmer than the historical average by 1.9 °F.

  • The forecast for the next days in Pennington County predicts a temperature of 14.9 °F, which is cooler than the historical average.

  • In general, the average temperature in Pennington County at the beginning of March is 7.9 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 18.1 °F by the end of March.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
23
Dry days
Average rainy days
3
Rainy days
Average snowy days
5
Snow days
Average temperatures
10°/0°
Temperatures
Average wind speed
27 km/h
Avg max wind
Average humidity
64 %
Avg humidity

Pennington County Weather March

Move between months or click on a day
February
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Partly cloudy
7°
2
Sunny
13°
3
Overcast
11°
4
Patchy moderate snow
11°
5
Partly cloudy
11°
6
Patchy moderate snow
0°
7
Light freezing rain
2°
8
Partly cloudy
7°
9
Sunny
16°
10
Sunny
11°
11
Cloudy
12°
12
Sunny
15°
13
Cloudy
12°
14
Overcast
8°
15
Cloudy
2°
16
Sunny
7°
17
Partly cloudy
16°
18
Light freezing rain
13°
19
Light freezing rain
12°
20
Overcast
18°
21
Sunny
20°
22
Moderate rain at times
14°
23
Partly cloudy
13°
24
Patchy rain possible
18°
25
Patchy rain possible
20°
26
Partly cloudy
19°
27
Partly cloudy
14°
28
Weather Alert Sunny
26°
29
Sunny
21°
30
Partly cloudy
19°
31
Partly cloudy
8°

Temperatures trend during March in Pennington County

See the weather trend as well as the moving average line

March weather in Pennington County day by day

Click on a date for more information
February April
Date Weather Temperatures Rain Snow More
Mar. 1 Partly cloudy
Partly cloudy
 7° /-3° 0 mm 0 cm
Mar. 2 Sunny
Sunny
 13° /1° 0 mm 0 cm
Mar. 3 Overcast
Overcast
 11° /0° 0 mm 0 cm
Mar. 4 Patchy moderate snow
Patchy moderate snow
 11° /0° 1.6 mm 1.1 cm
Mar. 5 Partly cloudy
Partly cloudy
 11° /-1° 0 mm 0 cm
Mar. 6 Patchy moderate snow
Patchy moderate snow
 0° /-3° 6.8 mm 3.9 cm
Mar. 7 Light freezing rain
Light freezing rain
 2° /-4° 1 mm 0 cm
Mar. 8 Partly cloudy
Partly cloudy
 7° /-5° 0 mm 0 cm
Mar. 9 Sunny
Sunny
 16° /1° 0 mm 0 cm
Mar. 10 Sunny
Sunny
 11° /0° 3.2 mm 2.3 cm
Mar. 11 Cloudy
Cloudy
 12° /-2° 1 mm 0.8 cm
Mar. 12 Sunny
Sunny
 15° /-1° 0 mm 0 cm
Mar. 13 Cloudy
Cloudy
 12° /2° 0 mm 0 cm
Mar. 14 Overcast
Overcast
 8° /0° 2.5 mm 1.4 cm
Mar. 15 Cloudy
Cloudy
 2° /-6° 24.1 mm 9.2 cm
Mar. 16 Sunny
Sunny
 7° /-6° 0 mm 0 cm
Mar. 17 Partly cloudy
Partly cloudy
 16° /2° 0 mm 0 cm
Mar. 18 Light freezing rain
Light freezing rain
 13° /3° 1.4 mm 0.2 cm
Mar. 19 Light freezing rain
Light freezing rain
 12° /1° 0.1 mm 0 cm
Mar. 20 Overcast
Overcast
 18° /3° 0 mm 0 cm
Mar. 21 Sunny
Sunny
 20° /7° 0 mm 0 cm
Mar. 22 Moderate rain at times
Moderate rain at times
 14° /2° 0.7 mm 0 cm
Mar. 23 Partly cloudy
Partly cloudy
 13° /2° 0 mm 0 cm
Mar. 24 Patchy rain possible
Patchy rain possible
 18° /5° 0.6 mm 0 cm
Mar. 25 Patchy rain possible
Patchy rain possible
 20° /8° 0.1 mm 0 cm
Mar. 26 Partly cloudy
Partly cloudy
 19° /2° 0 mm 0 cm
Mar. 27 Partly cloudy
Partly cloudy
 14° /0° 0 mm 0 cm
Mar. 28 Sunny
Sunny
 26° /2° 0 mm 0 cm
Mar. 29 Sunny
Sunny
 21° /7° 0 mm 0 cm
Mar. 30 Partly cloudy
Partly cloudy
 19° /1° 0 mm 0 cm
Mar. 31 Partly cloudy
Partly cloudy
 8° /-1° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Pennington County in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Pennington County forecast closer to your planned date for the most up-to-date weather information.
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Pennington County in March - FAQ

What are the expected maximum and minimum temperatures in Pennington County during March?

Prepare for cooler days with highs just around 10° and colder nights, dipping below 0°.

How much rainfall should be expected in Pennington County during March?

Moderate rainfall is anticipated in Pennington County during March, with a total of 50.6 mm spread over approximately 3 days. Considering plans for rainy days is advisable.

Will it snow in Pennington County in March 2026?

Pennington County experiences an average snowfall of 12.67 cm during March, occurring over 5 days.

What are the typical wind conditions in Pennington County during March?

The average wind speed in Pennington County during March is 27 km/h, suggesting breezy to windy conditions, depending on your activities.

Pennington County snow forecast March 2026

Track daily snowfall levels and discover Pennington County’s snowy potential this March ❄️
On average, Pennington County sees 5 snowy days during March, with approximately 12.7 cm of total snowfall.

March rainfall patterns in Pennington County

Explore the daily rainfall trends and prepare for Pennington Countys March weather 💧
Typically, Pennington County has 3 rainy days in March with a total of 50.6 mm of rainfall.

UV exposure in Pennington County during March

Stay informed about UV levels for safe outdoor activities throughout the month of March ☀️
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Location coordinates Where is Pennington County?

Get accurate weather forecasts for Pennington County, located at latitude 44.081 and longitude -103.231. Stay updated with localized weather information tailored for Pennington County.

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