March weather forecast
East Helena, MT

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Weather in March

By March, East Helena, Montana starts to show signs of spring. Warmer than the two previous months, it still keeps a winter coat, recording 5.12" (130mm) of snow over 11.7 days. Therefore, the anticipation of spring intermixes with the last traces of winter, especially in the earlier part of the month. Winter activities still find their place, while the preparation for spring begins. Coexistence of winter coldness and spring's promise of warmth make March an intriguing month in East Helena.

Temperature

East Helena, Montana, in March experiences an increase in the average high-temperature, moving from February's freezing cold 29.7°F (-1.3°C) to a wintry 39.7°F (4.3°C). East Helena, during the month of March, experiences an average low-temperature of 23.2°F (-4.9°C).

Humidity

The average relative humidity in March in East Helena is 78%.

Rainfall

In March, the rain falls for 12.8 days. Throughout March, 1.1" (28mm) of precipitation is accumulated. Throughout the year, in East Helena, there are 123.7 rainfall days, and 12.4" (315mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In East Helena, in March, during 11.7 snowfall days, 5.12" (130mm) of snow is typically accumulated. In East Helena, Montana, during the entire year, snow falls for 80.4 days and aggregates up to 34.88" (886mm) of snow.

Daylight

In March, the average length of the day is 11h and 57min.
On the first day of March in East Helena, sunrise is at 7:05 am and sunset at 6:14 pm MST. On the last day of the month, sunrise is at 7:07 am and sunset at 7:55 pm MDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from MDT to MST.

Sunshine

In East Helena, the average sunshine in March is 7.8h.

UV index

In March, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In March, a daily UV index of 2 turns into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Frequently asked questions

Is it cold in East Helena during March?

In East Helena, 39.7°F (4.3°C) is the average high-temperature and 23.2°F (-4.9°C) is the average low-temperature during March.

What is the average humidity in March in East Helena?

In East Helena, the average relative humidity in March is 78%.

How much does it rain in East Helena in March?

In East Helena, during March, the rain falls for 12.8 days and regularly aggregates up to 1.1" (28mm) of precipitation.

How much does it snow in East Helena in March?

In East Helena, in March, snow falls for 11.7 days, with typically accumulated 5.12" (130mm) of snow.

How many hours of daylight does East Helena have in March?

In East Helena, Montana, the average day length in March is 11h and 57min.

What time are sunrise and sunset in March in East Helena?

On the first day of March in East Helena, sunrise is at 7:05 am and sunset at 6:14 pm MST. On the last day of the month, sunrise is at 7:07 am and sunset at 7:55 pm MDT.

When does Daylight Saving Time (DST) start in March in East Helena?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March in East Helena?

In East Helena, Montana, the average sunshine duration in March is 7.8h.

How high is the UV index in March in East Helena?

In March, the average daily maximum UV index in East Helena, Montana, is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
East Helena, MT

Average temperature in March - East Helena, MT
  • Average high temperature in March: 39.7°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (27.7°F).

  • Average low temperature in March: 23.2°F

The month with the highest average low temperature is July (50.4°F).
The coldest month (with the lowest average low temperature) is December (14.2°F).

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Average pressure in March
East Helena, MT

Average pressure in March - East Helena, MT
  • Average pressure in March: 30.03"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in March
East Helena, MT

Average wind speed in March - East Helena, MT
  • Average wind speed in March: 6.6mph

The windiest month (with the highest average wind speed) is November (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in March
East Helena, MT

Average humidity in March - East Helena, MT
  • Average humidity in March: 78%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are July and August (46%).

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Average rainfall in March
East Helena, MT

Average rainfall in March - East Helena, MT
  • Average rainfall in March: 1.1"

The wettest month (with the highest rainfall) is June (2.01").
The driest months (with the least rainfall) are January and December (0.63").

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Average rainfall days in March
East Helena, MT

Average rainfall days in March - East Helena, MT
  • Average rainfall days in March: 12.8 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is November (7 days).

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Average snowfall in March
East Helena, MT

Average snowfall in March - East Helena, MT
  • Average snowfall in March: 5.12"

The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in March
East Helena, MT

Average snowfall days in March - East Helena, MT
  • Average snowfall days in March: 11.7 days

The month with the highest number of snowfall days is February (16.2 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in March /
Average sunshine in March
East Helena, MT

Average daylight in March / Average sunshine in March - East Helena, MT
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in March: 7h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

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Average sunshine days in March
East Helena, MT

Average sunshine days in March - East Helena, MT
  • Average sunshine days in March: 11 days

The month with the most sunshine days is July (20.5 days).
The month with the least sunshine days is April (9.8 days).

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Average UV index in March
East Helena, MT

Average UV index in March - East Helena, MT
  • Average UV index in March: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in March
East Helena, MT

Average cloud cover in March - East Helena, MT
  • Average cloud cover in March: 42

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 15).

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Average visibility in March
East Helena, MT

Average visibility in March - East Helena, MT
  • Average visibility in March: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

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East Helena, Montana, USA

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