March is peak tourist season in Dubai with higher than average hotel rates. The weather at this time of year is attractive to many visitors.
Temperature
March is one of the coolest months of the year in Dubai (along with December, January, and February).
The average temperature throughout the day is around 23°C (73°F). The daily high is approximately 27°C (81°F). This is roughly the same as a hot day in Europe.
At night the temperature drops to 17°C (63°F) or so. A light jacket or jumper may be needed when outdoors.
Average temperature data for every month of the year is provided on this page.
Sunrise and Sunset
Sunrise in March is around 6.30 am. The sun sets at approximately 6.30 pm. Detailed sunrise and sunset times can be found here.
Sea Temperature
The sea temperature in March is likely to be around 22°C (72°F), similar to February. More sensitive visitors may find it too cool for swimming.
Most decent hotels have temperature-controlled pools.
Sea temperature data for the entire year can be found here.
Events
Major events in Dubai in March include:

Other Months
To see weather conditions in other months follow these links (January, February, April, May, June, July, August, September, October, November, and December).