March weather forecast
Alpharetta, GA

Weather in March

March, the first month of the spring in Alpharetta, is a comfortable month, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 61.9°F (16.6°C).

Temperature

In March, the average high-temperature marginally rises from a cool 54.1°F (12.3°C) in February to an enjoyable 61.9°F (16.6°C). In March, in Alpharetta, the average low-temperature is 44.2°F (6.8°C).

Humidity

In March, the average relative humidity is 75%.

Rainfall

In Alpharetta, in March, it is raining for 13.8 days, with typically 1.93" (49mm) of accumulated precipitation. In Alpharetta, during the entire year, the rain falls for 158.7 days and collects up to 26.06" (662mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall in Alpharetta. March is the last month it regularly snows. During 0.3 snowfall days, in March, Alpharetta aggregates 0.12" (3mm) of snow. Throughout the year, in Alpharetta, there are 4.1 snowfall days, and 1.77" (45mm) of snow is accumulated.

Daylight

The average length of the day in March in Alpharetta, Georgia, is 12h and 0min.
On the first day of the month, sunrise is at 7:05 am and sunset at 6:33 pm EST. On the last day of March, in Alpharetta, sunrise is at 7:25 am and sunset at 7:57 pm EDT.
Note: On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 5. 2023, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

The average sunshine in March in Alpharetta, Georgia, is 6.9h.

UV index

In March, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 4 in March interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in March in Alpharetta?

In March, the average high-temperature is 61.9°F (16.6°C), and the average low-temperature is 44.2°F (6.8°C).

What is the average humidity in March in Alpharetta?

In March, the average relative humidity in Alpharetta is 75%.

How many days does it rain in March in Alpharetta?

In Alpharetta, Georgia, during March, the rain falls for 13.8 days and regularly aggregates up to 1.93" (49mm) of precipitation.

What is the last month it snows in Alpharetta?

March is the last month it regularly snows in Alpharetta. During 0.3 snowfall days, in March, Alpharetta aggregates 0.12" (3mm) of snow.

What is the average length of the day in March in Alpharetta?

In Alpharetta, Georgia, the average day length in March is 12h and 0min.

When is the sunrise / sunset in March in Alpharetta?

In March, on the first day of the month, sunrise is at 7:05 am and sunset at 6:33 pm EST. On the last day of the month, sunrise is at 7:25 am and sunset at 7:57 pm EDT.

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

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Alpharetta, Georgia, and the time zone changes from EST to EDT. DST ends Sunday, November 5. 2023, at 2:00 am.

How many hours of sunshine does Alpharetta have in March?

In March, the average sunshine duration in Alpharetta is 6.9h.

What is the UV index reading in March in Alpharetta?

The average daily maximum UV index in March is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Alpharetta, GA

Average temperature in March - Alpharetta, GA
  • Average high temperature in March: 61.9°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (49.1°F).

  • Average low temperature in March: 44.2°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).

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Average pressure in March
Alpharetta, GA

Average pressure in March - Alpharetta, GA
  • Average pressure in March: 30.1"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in March
Alpharetta, GA

Average wind speed in March - Alpharetta, GA
  • Average wind speed in March: 7.3mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in March
Alpharetta, GA

Average humidity in March - Alpharetta, GA
  • Average humidity in March: 75%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are July and August (69%).

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Average rainfall in March
Alpharetta, GA

Average rainfall in March - Alpharetta, GA
  • Average rainfall in March: 1.93"

The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is October (1.34").

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Average rainfall days in March
Alpharetta, GA

Average rainfall days in March - Alpharetta, GA
  • Average rainfall days in March: 13.8 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is October (9 days).

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Average snowfall in March
Alpharetta, GA

Average snowfall in March - Alpharetta, GA
  • Average snowfall in March: 0.12"

The month with the highest snowfall is January (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in March
Alpharetta, GA

Average snowfall days in March - Alpharetta, GA
  • Average snowfall days in March: 0.3 days

The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in March /
Average sunshine in March
Alpharetta, GA

Average daylight in March / Average sunshine in March - Alpharetta, GA
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 23min).
The month with the shortest days is December (Average daylight: 9h and 56min).

  • Average sunshine in March: 6h and 54min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in March
Alpharetta, GA

Average sunshine days in March - Alpharetta, GA
  • Average sunshine days in March: 15 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (10.1 days).

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Average UV index in March
Alpharetta, GA

Average UV index in March - Alpharetta, GA
  • Average UV index in March: 4

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in March
Alpharetta, GA

Average cloud cover in March - Alpharetta, GA
  • Average cloud cover in March: 44

The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in March
Alpharetta, GA

Average visibility in March - Alpharetta, GA
  • Average visibility in March: 6mi

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

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