March weather forecast and climate
Decatur, AL

March, the first month of the spring, in Decatur, is a comfortable month, with temperature in the range of an average high of 61.3°F (16.3°C) and an average low of 44.2°F (6.8°C).

Temperature

In Decatur, the average high-temperature in March slightly increases, from a cool 53.1°F (11.7°C) in February, to an enjoyable 61.3°F (16.3°C). In March, the average low-temperature is 44.2°F (6.8°C).

Humidity

The average relative humidity in Decatur is 78%.

Rainfall

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

Snowfall

January through March, November and December are months with snowfall in Decatur. March is the last month it regularly snows. During 0.8 snowfall days, Decatur aggregates 0.24" (6mm) of snow. Throughout the year, in Decatur, there are 7.4 snowfall days, and 1.77" (45mm) of snow is accumulated.

Daylight

In March, the average length of the day is 12h.

Sunshine

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

UV index

The average daily maximum UV index in March is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In March, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in March in Decatur?

In Decatur, in March, the average high-temperature is 61.3°F (16.3°C), and the average low-temperature is 44.2°F (6.8°C).

What is the average humidity in March in Decatur?

The average relative humidity in March in Decatur, Alabama, is 78%.

How many days does it rain in March in Decatur?

In Decatur, Alabama, 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. During 0.8 snowfall days, in March, Decatur aggregates 0.24" (6mm) of snow.

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

In March, the average length of the day in Decatur, Alabama, is 12h.

How long on average sun shines in March in Decatur?

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

What is the UV index intensity in March in Decatur?

In Decatur, the average daily maximum UV index in March is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.
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).

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

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

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).

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%).

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").

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).

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

Months with the highest snowfall are January and February (0.55").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in March: 6.2h

The month with the most sunshine is June (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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).

Average UV index in March - Decatur, AL
  • Average UV index in March: 4

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

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).

Average visibility in March - Decatur, AL
  • Average visibility in March: 6mi

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