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 8.8h per day, so bright days are a strong part of the month. Rainfall averages 27mm, which is relatively low for holiday planning.

Monthly averages
Temp
19°C
Rain
27mm
Sun
8.8h
Weather score
49
Mixed
Cool
Average highs are around 19°C, so pack for cooler days.
Drier
Rainfall averages 27mm, which is relatively low for holiday planning.
Bright
Sunshine averages 8.8h per day, so bright days are a strong part of the month.
Map
Compare St. George, Utah, 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 St. George's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
March27mm average rain
March is close to St. George's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
March8.8 hours average sun
March is below St. George's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsMay to July
This stretch has the strongest sunshine in the monthly averages.
March49 weather score
March is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsMay to June and September
These months have the strongest weather score in the monthly averages.