Cool
Average highs are around 20°C, so pack for cooler days.
March verdict
Mixed for holiday weather
Average highs are around 20°C, so pack for cooler days. Sunshine averages 9.2h per day, so bright days are a strong part of the month. Rainfall averages 16mm, which is relatively low for holiday planning.
Monthly averages
Temp
20°C
Rain
16mm
Sun
9.2h
Weather score
52
Mixed
Cool
Average highs are around 20°C, so pack for cooler days.
Drier
Rainfall averages 16mm, which is relatively low for holiday planning.
Bright
Sunshine averages 9.2h per day, so bright days are a strong part of the month.
Map
Compare Sierra Vista, Arizona, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
March20°C average high
March is on the cooler side of Sierra Vista's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
March16mm average rain
March sits on the drier side of Sierra Vista's year, which helps with sightseeing and transfers.
Driest monthsJanuary to June and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
March9.2 hours average sun
March sits close to Sierra Vista's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to June
This stretch has the strongest sunshine in the monthly averages.
March52 weather score
March scores below Sierra Vista's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsMay to June and September
These months have the strongest weather score in the monthly averages.