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Weather in Helena, Montana for March 2026

Your guide to Helena weather in March - trends and predictions

    Snow Forecast ❄️

  • With an average of 3 snowy days, Helena usually enjoys a light touch of snow in March.
    According to Helena snow forecast for March 2026, 6 snowy days are expected in the next 2 weeks. The closest date with snow is Monday, March 9.

    • Temperatures

  • The forecast for the upcoming days in Helena predicts a temperature of 8.5 °F, which is slightly above the historical average.

  • In general, the average temperature in Helena at the beginning of March is 6.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 12 °F by the end of March.

    • Rain 🌧️

  • The climate of Helena in March is notably wet, with an average of 13 rainy days, and a total of 57 mm of precipitation.

    • More

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

Average dry days
15
Dry days
Average rainy days
13
Rainy days
Average snowy days
3
Snow days
Average temperatures
8°/-2°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
71 %
Avg humidity

Helena Weather March

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

Temperatures trend during March in Helena

See the weather trend as well as the moving average line

March weather in Helena day by day

Click on a date for more information
February April
Date Weather Temperatures Rain Snow More
Mar. 1 Cloudy
Cloudy
 8° /-4° 0 mm 0 cm
Mar. 2 Overcast
Overcast
 7° /-5° 0 mm 0 cm
Mar. 3 Light freezing rain
Light freezing rain
 6° /-1° 0.7 mm 0 cm
Mar. 4 Light freezing rain
Light freezing rain
 5° /-2° 1.3 mm 0 cm
Mar. 5 Partly cloudy
Partly cloudy
 3° /-5° 0 mm 0 cm
Mar. 6 Partly cloudy
Partly cloudy
 6° /-4° 0 mm 0 cm
Mar. 7 Partly cloudy
Partly cloudy
 10° /-3° 0 mm 0 cm
Mar. 8 Sunny
Sunny
 10° /1° 0.1 mm 0 cm
Mar. 9 Patchy rain possible
Patchy rain possible
 10° /1° 1.2 mm 0.2 cm
Mar. 10 Sunny
Sunny
 1° /-4° 0 mm 0 cm
Mar. 11 Partly cloudy
Partly cloudy
 8° /-6° 0 mm 0 cm
Mar. 12 Sunny
Sunny
 9° /-2° 0 mm 0 cm
Mar. 13 Heavy snow
Heavy snow
 0° /-6° 0.5 mm 0.4 cm
Mar. 14 Light freezing rain
Light freezing rain
 0° /-7° 0.4 mm 0.3 cm
Mar. 15 Patchy rain possible
Patchy rain possible
 8° /-6° 0.3 mm 0 cm
Mar. 16 Patchy rain possible
Patchy rain possible
 13° /-1° 1.9 mm 0.1 cm
Mar. 17 Patchy rain possible
Patchy rain possible
 17° /-2° 0.2 mm 0.1 cm
Mar. 18 Sunny
Sunny
 18° /5° 0 mm 0 cm
Mar. 19 Overcast
Overcast
 8° /-6° 0 mm 0 cm
Mar. 20 Patchy rain possible
Patchy rain possible
 5° /-2° 0.4 mm 0 cm
Mar. 21 Overcast
Overcast
 10° /-2° 0 mm 0 cm
Mar. 22 Overcast
Overcast
 4° /-1° 1.1 mm 0.4 cm
Mar. 23 Patchy rain possible
Patchy rain possible
 7° /-2° 0.3 mm 0 cm
Mar. 24 Patchy rain possible
Patchy rain possible
 12° /4° 0.2 mm 0 cm
Mar. 25 Cloudy
Cloudy
 17° /5° 0 mm 0 cm
Mar. 26 Partly cloudy
Partly cloudy
 17° /0° 0 mm 0 cm
Mar. 27 Overcast
Overcast
 19° /2° 0 mm 0 cm
Mar. 28 Cloudy
Cloudy
 12° /1° 0.5 mm 0 cm
Mar. 29 Overcast
Overcast
 7° /0° 0.5 mm 0 cm
Mar. 30 Heavy snow
Heavy snow
 4° /-1° 17 mm 12.3 cm
Mar. 31 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 8° /-3° 13.8 mm 6 cm
Next
Important Notice
Our weather forecast for Helena 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 Helena forecast closer to your planned date for the most up-to-date weather information.
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Helena in March - FAQ

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

Prepare for cooler days with highs just around 8° and colder nights, dipping below -2°.

How much rainfall should be expected in Helena during March?

Moderate rainfall is anticipated in Helena during March, with a total of 57 mm spread over approximately 13 days. Considering plans for rainy days is advisable.

Will it snow in Helena in March 2026?

Helena experiences an average snowfall of 18.7 cm during March, occurring over 3 days.

What are the typical wind conditions in Helena during March?

The average wind speed in Helena during March is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

Helena snow forecast March 2026

Track daily snowfall levels and discover Helena’s snowy potential this March ❄️
On average, Helena sees 3 snowy days during March, with approximately 18.7 cm of total snowfall.

March rainfall patterns in Helena

Explore the daily rainfall trends and prepare for Helenas March weather 💧
Typically, Helena has 13 rainy days in March with a total of 57 mm of rainfall.

Quick links

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Location coordinates Where is Helena?

Get accurate weather forecasts for Helena, located at latitude 46.593 and longitude -112.036. Stay updated with localized weather information tailored for Helena.

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