Climate and monthly weather forecast
Saint George, UT

Weather in January

January, the same as December, in Saint George, Utah, is a frosty winter month, with temperature in the range of an average high of 49.1°F (9.5°C) and an average low of 32.5°F (0.3°C). In Saint George, the average high-temperature in January is practically the same as in December - a still frosty 49.1°F (9.5°C). Weather in January »

Weather in February

The last month of the winter, February, is a cool month in Saint George, Utah, with an average temperature ranging between min 35.1°F (1.7°C) and max 52.3°F (11.3°C). In February, the average high-temperature is relatively the same as in January - a fresh 52.3°F (11.3°C). Weather in February »

Weather in March

March, the first month of the spring in Saint George, is a mild month, with temperature in the range of an average high of 60.6°F (15.9°C) and an average low of 41.5°F (5.3°C). In Saint George, the average high-temperature in March slightly increases from a cool 52.3°F (11.3°C) in February to a mild 60.6°F (15.9°C). Weather in March »

Weather in April

April in Saint George, Utah, is an agreeable spring month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 68.4°F (20.2°C). In Saint George, the average high-temperature in April slightly increases from a mild 60.6°F (15.9°C) in March to an agreeable 68.4°F (20.2°C). Weather in April »

Weather in May

May, the last month of the spring in Saint George, is a warm month, with an average temperature varying between 55.2°F (12.9°C) and 77.4°F (25.2°C). In Saint George, the average high-temperature in May increases from an agreeable 68.4°F (20.2°C) in April to a warm 77.4°F (25.2°C). Weather in May »

Weather in June

The first month of the summer, June, is a hot month in Saint George, Utah, with an average temperature fluctuating between 65.3°F (18.5°C) and 90.1°F (32.3°C). In Saint George, the average high-temperature in June increases from a warm 77.4°F (25.2°C) in May to a tropical 90.1°F (32.3°C). Weather in June »

Weather in July

July, like June, is a hot summer month in Saint George, Utah, with an average temperature varying between 93.9°F (34.4°C) and 72.3°F (22.4°C). The warmest month is July, with an average high-temperature of 93.9°F (34.4°C) and an average low-temperature of 72.3°F (22.4°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Saint George, Utah, with an average temperature varying between 92.3°F (33.5°C) and 71.2°F (21.8°C). In Saint George, the average high-temperature in August is relatively the same as in July - a still tropical 92.3°F (33.5°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Saint George, Utah, with temperature in the range of an average high of 85.1°F (29.5°C) and an average low of 64.6°F (18.1°C). In September, the average high-temperature slightly decreases from a tropical 92.3°F (33.5°C) in August to a moderately hot 85.1°F (29.5°C). Weather in September »

Weather in October

October, like September, is another pleasant autumn month in Saint George, Utah, with an average temperature varying between 51.3°F (10.7°C) and 70.7°F (21.5°C). In Saint George, the average high-temperature in October significantly decreases from a warm 85.1°F (29.5°C) in September to a pleasant 70.7°F (21.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Saint George, is also a moderate month, with an average temperature ranging between min 40.3°F (4.6°C) and max 59.2°F (15.1°C). In Saint George, the average high-temperature in November drops from an agreeable 70.7°F (21.5°C) in October to a moderate 59.2°F (15.1°C). Weather in November »

Weather in December

December, the first month of the winter in Saint George, is still a chilly month, with temperature in the range of an average low of 31.6°F (-0.2°C) and an average high of 47.7°F (8.7°C). The coldest month is December, with an average high-temperature of 47.7°F (8.7°C) and an average low-temperature of 31.6°F (-0.2°C). Weather in December »
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FAQ

What is the most humid month in Saint George?

With an average relative humidity of 59%, January is the most humid month.

How much does it rain in Saint George?

Throughout the year, there are 66.6 rainfall days, and 6.97" (177mm) of precipitation is accumulated.

When does it snow in Saint George?

Months with snowfall are January, February, November and December.

How many days does it snow in Saint George?

In Saint George, Utah, during the entire year, snow falls for 2.4 days and aggregates up to 0.59" (15mm) of snow.

When does it snow the most in Saint George?

The month with the most snowfall is February, when snow falls for 0.7 days and typically aggregates up to 0.2" (5mm) of snow.

What is the wettest month in Saint George?

The month with the most rainfall in Saint George is March, when the rain falls for 8.3 days and typically aggregates up to 0.98" (25mm) of precipitation.

When it does not snow in Saint George?

In Saint George, snow does not fall in March through October.

When is Daylight Saving Time (DST) in Saint George?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Saint George, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from MDT to MST.

What is the least humid month in Saint George?

With an average relative humidity of 18%, June is the least humid month in Saint George.

What is the driest month in Saint George?

June is the month with the least rainfall in Saint George. Rain falls for 1.8 days and accumulates 0.12" (3mm) of precipitation.

When are the longest days in Saint George?

With an average of 14h and 40min of daylight, June has the longest days of the year.

What is the month with the most sunshine in Saint George?

June and July, with an average of 11.9h of sunshine, are months with the most sunshine.

What is the month with the highest UV index in Saint George?

The months with the highest UV index in Saint George are June through August, with an average maximum UV index of 7.

What is the warmest month in Saint George?

The warmest month is July, with an average high-temperature of 93.9°F (34.4°C) and an average low-temperature of 72.3°F (22.4°C).

What is the coldest month in Saint George?

December is the coldest month in Saint George, Utah, with an average high-temperature of 47.7°F (8.7°C) and an average low-temperature of 31.6°F (-0.2°C).

What is the month with the shortest days in Saint George?

The month with the shortest days is December, with an average of 9h and 40min of daylight.

What is the month with the least sunshine in Saint George?

With an average of 7h of sunshine, December has the least sunshine of the year in Saint George, Utah.

When is the lowest UV index in Saint George?

December is the month with the lowest UV index, with an average maximum UV index of 2.

Average temperature
Saint George, UT

Average temperature - Saint George, UT

The warmest month (with the highest average high temperature) is July (93.9°F).
The month with the lowest average high temperature is December (47.7°F).

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is December (31.6°F).

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Average pressure
Saint George, UT

Average pressure - Saint George, UT

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed
Saint George, UT

Average wind speed - Saint George, UT

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest months (with the lowest average wind speed) are August and December (5.3mph).

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Average rainfall
Saint George, UT

Average rainfall - Saint George, UT

The wettest month (with the highest rainfall) is March (0.98").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days
Saint George, UT

Average rainfall days - Saint George, UT

The month with the highest number of rainy days is March (8.3 days).
The month with the least rainy days is June (1.8 days).

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Average snowfall
Saint George, UT

Average snowfall - Saint George, UT

The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days
Saint George, UT

Average snowfall days - Saint George, UT

The month with the highest number of snowfall days is December (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Saint George, UT

Average daylight / Average sunshine - Saint George, UT

The month with the longest days is June (Average daylight: 14h and 40min).
The month with the shortest days is December (Average daylight: 9h and 40min).

The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

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Average sunshine days
Saint George, UT

Average sunshine days - Saint George, UT

The month with the most sunshine days is June (26.3 days).
The month with the least sunshine days is July (17.9 days).

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Average visibility
Saint George, UT

Average visibility - Saint George, UT

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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