Tomorrow in St. George looks
overcast, with a high of 66°
and an overnight low of 45°.
Precipitation chance is modest at 17%.
Winds top out near 4 mph,
and the UV index reaches 4 (moderate).
St. George receives about 211 mm (8.3 inches) of precipitation a year and averages 11.0 hours of sunshine per day. June is the driest month in the dataset.
What dryness changes day to day
Rain and sunshine
About 211 mm (8.3 inches) falls across 37 wet days, with 11.0 hours of sunshine on an average day.
Typical day and night
St. George averages 77°F (25°C) by day and 55°F (13°C) at night across the year.
Seasonal change
July highs reach 103°F (39°C), while January lows fall to 35°F (2°C).
Yes - about 3 days a year carry measurable snowfall, concentrated February through March.
How many rainy days does St. George get in a year?
About 37 days bring measurable precipitation, totalling 8.3 inches (211 mm). That works out at roughly 5.7 mm on an average wet day.
How many hot months does St. George have?
Average highs hold at 30°C or above for 4 months of the year. Outside that, January pulls back to 53°F (11°C).
When is the dry season in St. George?
7 months average under 20 mm of rain, with June the driest at 2 mm (0.1 in).
When is St. George at its coldest?
January, with highs of 53°F (11°C) and lows near 35°F (2°C). The coldest day in the 2015-2024 record fell to 16°F (-9°C).
When should I visit St. George?
The best time to visit St. George is generally March to April and October to November, when temperatures sit either side of the peak heat rather than in it. Daytime temperatures in that window sit near 71°F (22°C), with rain on about 3 days a month. For the same question asked the other way round, see where else is warm in March.
What is the rainiest month in St. George?
January, at 1.4 inches (36 mm) over about 6 days. June is the driest month, at 2 mm (0.1 in).
When is St. George at its hottest?
July, averaging 103°F (39°C) by day and 80°F (26°C) overnight. The hottest single day in our 2015-2024 record for this location reached 116°F (46°C).