Monthly weather forecast and climate
American Fork, UT

Weather in January

January, the same as December, is another cold winter month in American Fork, Utah, with temperature in the range of an average low of 15.8°F (-9°C) and an average high of 32.4°F (0.2°C). January and December, with an average high-temperature of 32.4°F (0.2°C), are the coldest months. Weather in January »

Weather in February

February, the last month of the winter, in American Fork, is another cold month, with average temperature fluctuating between 35.6°F (2°C) and 20.3°F (-6.5°C). In February, the average high-temperature is relatively the same as in January - a still wintry 35.6°F (2°C). Weather in February »

Weather in March

March, the first month of the spring, in American Fork, is a chilly month, with temperature in the range of an average high of 44.6°F (7°C) and an average low of 27.5°F (-2.5°C). In March, the average high-temperature increases, from a cold 35.6°F (2°C) in February, to a chilly 44.6°F (7°C). Weather in March »

Weather in April

April in American Fork, Utah, is a fresh spring month, with temperature in the range of an average high of 51.8°F (11°C) and an average low of 32.5°F (0.3°C). In April, the average high-temperature marginally rises, from a chilly 44.6°F (7°C) in March, to a cool 51.8°F (11°C). Weather in April »

Weather in May

May, the last month of the spring, in American Fork, is an enjoyable month, with average temperature varying between 39.7°F (4.3°C) and 63°F (17.2°C). In American Fork, Utah, the average high-temperature rises, from a cool 51.8°F (11°C) in April, to a comfortable 63°F (17.2°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in American Fork, Utah, with average temperature fluctuating between 48.7°F (9.3°C) and 76.6°F (24.8°C). In June, the average high-temperature rises, from an enjoyable 63°F (17.2°C) in May, to a moderately hot 76.6°F (24.8°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in American Fork, Utah, with average temperature ranging between max 85.3°F (29.6°C) and min 58.1°F (14.5°C). July is the warmest month, with an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 58.1°F (14.5°C). Weather in July »

Weather in August

August, the last month of the summer, in American Fork, is also a moderately hot month, with average temperature varying between 82.9°F (28.3°C) and 57°F (13.9°C). In American Fork, the average high-temperature in August is essentially the same as in July - a still moderately hot 82.9°F (28.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in American Fork, Utah, with temperature in the range of an average high of 74.1°F (23.4°C) and an average low of 48.9°F (9.4°C). In September, the average high-temperature marginally drops, from a warm 82.9°F (28.3°C) in August, to a still moderately hot 74.1°F (23.4°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in American Fork, Utah, with average temperature varying between 38.1°F (3.4°C) and 57.6°F (14.2°C). In American Fork, the average high-temperature in October significantly decreases, from a warm 74.1°F (23.4°C) in September, to a moderate 57.6°F (14.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in American Fork, Utah, with temperature in the range of an average high of 44.6°F (7°C) and an average low of 27.5°F (-2.5°C). In American Fork, the average high-temperature drops, from a mild 57.6°F (14.2°C) in October, to a frosty 44.6°F (7°C). Weather in November »

Weather in December

December, the first month of the winter, in American Fork, is still a cold month, with average temperature fluctuating between 17.2°F (-8.2°C) and 32.4°F (0.2°C). The coldest months are January and December, with an average high-temperature of 32.4°F (0.2°C). Weather in December »
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FAQ

What are the coldest months in American Fork?

The coldest months are January and December, with an average high-temperature of 32.4°F (0.2°C).

What is the most humid month in American Fork?

The most humid month in American Fork, Utah, is January, with an average relative humidity of 86%.

How many days does it rain in American Fork?

In American Fork, Utah, during the entire year, the rain falls for 123.2 days and collects up to 16.73" (425mm) of precipitation.

When does it snow in American Fork?

Months with snowfall are January through May, October through December.

How much does it snow in American Fork?

In American Fork, during the entire year, snow falls for 58.5 days, and aggregates up to 44.49" (1130mm) of snow.

What is the snowiest month in American Fork?

January is the month with the most snowfall. Snow falls for 12.7 days and accumulates 11.06" (281mm) of snow.

What is the month with the least sunshine in American Fork?

January has the least sunshine of the year in American Fork, with an average of 5.4h of sunshine.

What is the rainiest month in American Fork?

The wettest months in American Fork are April and December, with an average 1.93" (49mm) of rainfall.

What is the driest month in American Fork?

The month with the least rainfall in American Fork, Utah, is June when the rain falls for 7.3 days and typically collects 0.75" (19mm) of precipitation.

When it does not snow in American Fork?

In American Fork snow does not fall in June through September.

When are the longest days in American Fork?

June has the longest days of the year, with an average of 15h of daylight.

What is the warmest month in American Fork?

The warmest month is July, with an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 58.1°F (14.5°C).

What is the least humid month in American Fork?

With an average relative humidity of 38%, July is the least humid month in American Fork.

When is the highest UV index in American Fork?

With an average maximum UV index of 6, July is the month with the highest UV index in American Fork.

What month has the most sunshine in American Fork?

The month with the most sunshine in American Fork, Utah, is August, with an average of 11.9h of sunshine.

What is the month with the shortest days in American Fork?

With an average of 9.3h of daylight, December has the shortest days of the year.

What is the month with the lowest UV index in American Fork?

The month with the lowest UV index in American Fork is December, with an average maximum UV index of 1.

Average temperature
American Fork, UT

Average temperature - American Fork, UT

The warmest month (with the highest average high temperature) is July (85.3°F).
Months with the lowest average high temperature are January and December (32.4°F).

The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).

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Average pressure
American Fork, UT

Average pressure - American Fork, UT

The month with the highest atmospheric pressure is January (30.27").
The month with the lowest atmospheric pressure is June (29.86").

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Average wind speed
American Fork, UT

Average wind speed - American Fork, UT

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is January (4.6mph).

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Average rainfall
American Fork, UT

Average rainfall - American Fork, UT

The wettest months (with the highest rainfall) are April and December (1.93").
The driest month (with the least rainfall) is June (0.75").

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Average rainfall days
American Fork, UT

Average rainfall days - American Fork, UT

The month with the highest number of rainy days is May (14.3 days).
Months with the least rainy days are June and November (7.3 days).

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Average snowfall
American Fork, UT

Average snowfall - American Fork, UT

The month with the highest snowfall is January (11.06").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days
American Fork, UT

Average snowfall days - American Fork, UT

The month with the highest number of snowfall days is December (13 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
American Fork, UT

Average daylight / Average sunshine - American Fork, UT

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

The month with the most sunshine is August (Average sunshine: 11.9h).
The month with the least sunshine is January (Average sunshine: 5.4h).

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Average sunshine days
American Fork, UT

Average sunshine days - American Fork, UT

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is February (11.4 days).

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Average visibility
American Fork, UT

Average visibility - American Fork, UT

Months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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