March weather forecast
Decatur, AL

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Weather in March

Switching to spring in March, it ushers a noticeable transition in weather conditions in Decatur. The upward swing on the thermometer from 44.2°F (6.8°C) to 61.3°F (16.3°C) indicates the faster pace towards warmth. The snowfall disappears altogether, taking with it the wistful memories of winter. The city enjoys increased daylight hours, illuminating the renewed vitality of Spring. Increased visibility showcases the full splendor of the blooming flora.

Temperature

March introduces a marginal temperature uplift, with average high-temperatures adjusting from February's fresh 53.1°F (11.7°C) to a comfortable 61.3°F (16.3°C). In Decatur, the average low-temperature during the month of March is a frosty 44.2°F (6.8°C).

Humidity

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

Rainfall

In March, the rain falls for 15.4 days. Throughout March, 3.78" (96mm) of precipitation is accumulated. In Decatur, during the entire year, the rain falls for 177.6 days and collects up to 43.11" (1095mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. March is the last month it regularly snows in Decatur. During 0.8 snowfall days, in March, Decatur aggregates 0.24" (6mm) of snow. In Decatur, during the entire year, snow falls for 7.4 days and aggregates up to 1.77" (45mm) of snow.

Daylight

The average length of the day in March in Decatur is 12h and 0min.
On the first day of March, sunrise is at 6:15 am and sunset at 5:44 pm CST. On the last day of the month, sunrise is at 6:35 am and sunset at 7:08 pm CDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from CDT to CST.

Sunshine

In March, the average sunshine in Decatur is 6.2h.

UV index

The average daily maximum UV index in March in Decatur is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 4 in March converts into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What are the temperatures in Decatur in March?

March temperatures in Decatur vary between a high-temperature of 61.3°F (16.3°C) and a low-temperature of 44.2°F (6.8°C).

What is the average humidity in March in Decatur?

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

How many days does it rain in March in Decatur?

In Decatur, in March, it is raining for 15.4 days, with typically 3.78" (96mm) of accumulated precipitation.

What is the last month it snows in Decatur?

March is the last month it regularly snows in Decatur, Alabama. During 0.8 snowfall days, in March, Decatur aggregates 0.24" (6mm) of snow.

How many hours of daylight does Decatur have in March?

In Decatur, Alabama, the average day length in March is 12h and 0min.

When is the sunrise / sunset in March in Decatur?

On the first day of March in Decatur, Alabama, sunrise is at 6:15 am and sunset at 5:44 pm CST. On the last day of the month, sunrise is at 6:35 am and sunset at 7:08 pm CDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Decatur, Alabama, and the time zone changes from CST to CDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March in Decatur?

In Decatur, Alabama, the average sunshine duration in March is 6.2h.

How high is the UV index in March in Decatur?

In Decatur, Alabama, the average daily maximum UV index in March is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Decatur, AL

Average temperature in March - Decatur, AL
  • Average high temperature in March: 61.3°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (47.5°F).

  • Average low temperature in March: 44.2°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).

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Average pressure in March
Decatur, AL

Average pressure in March - Decatur, AL
  • Average pressure in March: 30.09"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in March
Decatur, AL

Average wind speed in March - Decatur, AL
  • Average wind speed in March: 8.3mph

The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).

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Average humidity in March
Decatur, AL

Average humidity in March - Decatur, AL
  • Average humidity in March: 78%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in March
Decatur, AL

Average rainfall in March - Decatur, AL
  • Average rainfall in March: 3.78"

The wettest month (with the highest rainfall) is December (4.45").
The driest months (with the least rainfall) are September and November (2.48").

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Average rainfall days in March
Decatur, AL

Average rainfall days in March - Decatur, AL
  • Average rainfall days in March: 15.4 days

The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (10.4 days).

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Average snowfall in March
Decatur, AL

Average snowfall in March - Decatur, AL
  • Average snowfall in March: 0.24"

The months with the highest snowfall are January and February (0.55").
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
Decatur, AL

Average snowfall days in March - Decatur, AL
  • Average snowfall days in March: 0.8 days

The month with the highest number of snowfall days is February (2.5 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
Decatur, AL

Average daylight in March / Average sunshine in March - Decatur, AL
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in March: 6h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in March
Decatur, AL

Average sunshine days in March - Decatur, AL
  • Average sunshine days in March: 12.2 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in March
Decatur, AL

Average UV index in March - Decatur, AL
  • 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
Decatur, AL

Average cloud cover in March - Decatur, AL
  • Average cloud cover in March: 46

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in March
Decatur, AL

Average visibility in March - Decatur, AL
  • 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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Decatur, Alabama, USA

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