March weather forecastHarvey, LA
March
Weather in March
The first month of the spring, March, is an agreeable month in Harvey, Louisiana, with an average temperature fluctuating between 58.3°F (14.6°C) and 70.7°F (21.5°C).Temperature
In Harvey, stepping into March brings a gentle temperature nudge, moving slightly up from February's comfortable 64.6°F (18.1°C) to a pleasant 70.7°F (21.5°C). Throughout March, the average low-temperature dips to a refreshing 58.3°F (14.6°C).Humidity
In March, the average relative humidity in Harvey is 74%.Rainfall
March and April are months with the least rain when the rain falls for 8.3 days and typically aggregates up to 0.43" (11mm) of rain.Snowfall
In Harvey, snow does not fall in February through December.Daylight
In March, the average length of the day is 12h and 1min.On the first day of the month, sunrise is at 6:25 am and sunset at 5:59 pm CST. On the last day of March, sunrise is at 6:49 am and sunset at 7:18 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 is 7.9h.UV index
The average daily maximum UV index in March is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 5 in March transforms into this advice:
Take precautions - Protection against sun damage is advised. When the Sun is at its strongest around midday, find shade and limit exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Harvey, LA
- Average high temperature in March: 70.7°F
The warmest months (with the highest average high temperature) are July and August (89.4°F).
The month with the lowest average high temperature is January (60.4°F).
- Average low temperature in March: 58.3°F
The month with the highest average low temperature is August (79.5°F).
The coldest month (with the lowest average low temperature) is January (48.6°F).
Average pressure in March
Harvey, LA
- Average pressure in March: 30.09"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.97"Hg).
Average wind speed in March
Harvey, LA
- Average wind speed in March: 9.6mph
The windiest months (with the highest average wind speed) are February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in March
Harvey, LA
- Average humidity in March: 74%
The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is October (71%).
Average rainfall in March
Harvey, LA
- Average rainfall in March: 0.43"
The wettest month (with the highest rainfall) is July (1.57").
The driest months (with the least rainfall) are March and April (0.43").
Average rainfall days in March
Harvey, LA
- Average rainfall days in March: 8.3 days
The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is November (4.7 days).
Average snowfall days in March
Harvey, LA
- Average snowfall days in March: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in March /
Average sunshine in March
Harvey, LA
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in March: 7h and 54min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in March
Harvey, LA
- Average sunshine days in March: 21.4 days
The month with the most sunshine days is November (23.5 days).
The month with the least sunshine days is August (8.9 days).
Average UV index in March
Harvey, LA
- Average UV index in March: 5
The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in March
Harvey, LA
- Average cloud cover in March: 37
The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 24).
Average visibility in March
Harvey, LA
- 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).





