Mild
Average highs are around 26°C, so days are mild rather than hot.
March verdict
Good for holiday weather
Average highs are around 26°C, so days are mild rather than hot. Sunshine averages 6.5h per day, enough for a balanced month. Rainfall averages 21mm, which is relatively low for holiday planning.

Monthly averages
Temp
26°C
Rain
21mm
Sun
6.5h
Sea
19°C
Weather score
67
Good
Mild
Average highs are around 26°C, so days are mild rather than hot.
Drier
Rainfall averages 21mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6.5h per day, enough for a balanced month.
Cool sea
Sea temperatures average 19°C, so the water can feel cool.
Map
Compare South Padre Island, Texas, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
March26°C average high
March is close to South Padre Island's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
March21mm average rain
March is one of South Padre Island's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJanuary to April, July, and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
March6.5 hours average sun
March sits close to South Padre Island's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
March19°C average sea
March is below South Padre Island's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJune to October
Sea temperatures are usually near 28°C in this stretch, so swimming comfort is at its strongest.
March67 weather score
March sits close to South Padre Island's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsApril to August and October
These months have the strongest weather score in the monthly averages.