Cool
Average highs are around 19°C, so pack for cooler days.
March verdict
Mixed for holiday weather
Average highs are around 19°C, so pack for cooler days. Sunshine averages 7.2h per day, enough for a balanced month. Rainfall averages 80mm, which is relatively low for holiday planning.

Monthly averages
Temp
19°C
Rain
80mm
Sun
7.2h
Weather score
47
Mixed
Cool
Average highs are around 19°C, so pack for cooler days.
Drier
Rainfall averages 80mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.2h per day, enough for a balanced month.
Map
Compare Plano, Texas, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
March19°C average high
March is on the cooler side of Plano's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
March80mm average rain
March sits near Plano's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to February, July to August, and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
March7.2 hours average sun
March is below Plano's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
March47 weather score
March scores below Plano's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsMay to September
These months have the strongest weather score in the monthly averages.
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