March weather forecastFort Smith, AR

March

Weather in March

A gradual change in season becomes evident in March. The month marks the transition from winter to spring with noticeably longer mornings and evenings, inviting blooming flora and returning fauna. Heavy rainfall is a hallmark of March weather in Fort Smith, Arkansas. The embrace of spring temperatures becomes noticeable with a significant rise this month ranging from 43°F (6.1°C) to 61.7°F (16.5°C). This month is generally an excellent period to catch a glimpse of nature's renaissance in the park or plan a day trip to enjoy the budding environment.

Temperature

March in Fort Smith brings a temperature change, with average high-temperatures moving from February's fresh 51.8°F (11°C) to an enjoyable 61.7°F (16.5°C). During March, the average low-temperature in Fort Smith is a frosty 43°F (6.1°C).

Humidity

The months with the highest humidity are March and May, with an average relative humidity of 77%.

Rainfall

In Fort Smith, during March, the rain falls for 12.4 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Fort Smith, during the entire year, the rain falls for 131.9 days and collects up to 25.51" (648mm) of precipitation.

Snowfall

Months with snowfall are January through March and December. March is the last month it regularly snows in Fort Smith, Arkansas. During 0.4 snowfall days, in March, Fort Smith aggregates 0.16" (4mm) of snow. Throughout the year, there are 3.9 snowfall days, and 0.79" (20mm) of snow is accumulated.

Daylight

The average length of the day in March is 11h and 59min.
On the first day of March in Fort Smith, sunrise is at 6:46 am and sunset at 6:13 pm CST. On the last day of the month, sunrise is at 7:04 am and sunset at 7:38 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 Fort Smith, Arkansas, the average sunshine in March is 6.8h.

UV index

In Fort Smith, Arkansas, the average daily maximum UV index in March is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: A daily high UV index of 4 in March leads to these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Updated: Feb 9, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Fort Smith in March has an average high-temperature of 61.7°F (16.5°C) and an average low-temperature of 43°F (6.1°C).

March and May, with an average relative humidity of 77%, are most humid months in Fort Smith.

In March, the average relative humidity in Fort Smith is 77%.

In March, in Fort Smith, the rain falls for 12.4 days. Throughout March, 2.28" (58mm) of precipitation is accumulated.

March is the last month it regularly snows. During 0.4 snowfall days, in March, Fort Smith aggregates 0.16" (4mm) of snow.

In Fort Smith, Arkansas, the average day length in March is 11h and 59min.

On the first day of March, sunrise is at 6:46 am and sunset at 6:13 pm CST. On the last day of the month, sunrise is at 7:04 am and sunset at 7:38 pm CDT.

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

The average sunshine duration in March in Fort Smith, Arkansas, is 6.8h.

In March, the average daily maximum UV index in Fort Smith is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F March A M J J A S O N D

Feb

March

Apr

Average high temperature

51.8°F

61.7°F

70.7°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.5mph

7.9mph

8.1mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

16.7

16.6

14.2

Average UV index

Average cloud cover

Average visibility

Average temperature in March
Fort Smith, AR

Average high temperature in March: 61.7°F

The warmest month (with the highest average high temperature) is July (93.4°F).
The month with the lowest average high temperature is January (48°F).

Average low temperature in March: 43°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

Average pressure in March
Fort Smith, AR

Average pressure in March: 30.06"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in March
Fort Smith, AR

Average wind speed in March: 7.3mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in March
Fort Smith, AR

Average humidity in March: 77%

The months with the highest relative humidity are March and May (77%).
The months with the lowest relative humidity are July and August (70%).

Average rainfall in March
Fort Smith, AR

Average rainfall in March: 2.28"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is February (1.34").

Average rainfall days in March
Fort Smith, AR

Average rainfall days in March: 12.4 days

The month with the highest number of rainy days is April (14 days).
The month with the least rainy days is November (7.6 days).

Average snowfall in March
Fort Smith, AR

Average snowfall in March: 0.16"

The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in March
Fort Smith, AR

Average snowfall days in March: 0.4 days

The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in March /
Average sunshine in March
Fort Smith, AR

Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

Average sunshine in March: 6h and 48min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).

Average sunshine days in March
Fort Smith, AR

Average sunshine days in March: 16.6 days

The month with the most sunshine days is January (21.4 days).
The month with the least sunshine days is April (14.2 days).

Average UV index in March
Fort Smith, AR

Average UV index in March: 4

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in March
Fort Smith, AR

Average cloud cover in March: 43

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in March
Fort Smith, AR

Average visibility in March: 6mi

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