Monthly weather forecast and climate
Siloam Springs, AR

Weather in January

January, the same as December, in Siloam Springs, Arkansas, is another chilly winter month, with average temperature ranging between max 44.4°F (6.9°C) and min 28.8°F (-1.8°C). The coldest month is January, with an average high-temperature of 44.4°F (6.9°C) and an average low-temperature of 28.8°F (-1.8°C). Weather in January »

Weather in February

The last month of the winter, February, is also a frosty month in Siloam Springs, Arkansas, with average temperature fluctuating between 48.6°F (9.2°C) and 32.5°F (0.3°C). In Siloam Springs, the average high-temperature is essentially the same as in January - a still frosty 48.6°F (9.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a moderate month in Siloam Springs, Arkansas, with average temperature varying between 41.4°F (5.2°C) and 58.6°F (14.8°C). In March, the average high-temperature rises, from a frosty 48.6°F (9.2°C) in February, to a moderate 58.6°F (14.8°C). Weather in March »

Weather in April

April is a pleasant spring month in Siloam Springs, Arkansas, with temperature in the range of an average low of 49.1°F (9.5°C) and an average high of 68°F (20°C). In April, the average high-temperature increases, from a moderate 58.6°F (14.8°C) in March, to an agreeable 68°F (20°C). Weather in April »

Weather in May

May, the last month of the spring, in Siloam Springs, is a moderately hot month, with average temperature ranging between max 76.5°F (24.7°C) and min 57.6°F (14.2°C). In May, the average high-temperature slightly increases, from a pleasant 68°F (20°C) in April, to a warm 76.5°F (24.7°C). Weather in May »

Weather in June

June, the first month of the summer, in Siloam Springs, is a hot month, with temperature in the range of an average high of 86.7°F (30.4°C) and an average low of 66.7°F (19.3°C). In June, the average high-temperature rises, from a moderately hot 76.5°F (24.7°C) in May, to a tropical 86.7°F (30.4°C). Weather in June »

Weather in July

July, the same as June, in Siloam Springs, Arkansas, is another tropical summer month, with average temperature varying between 90°F (32.2°C) and 69.8°F (21°C). July is the warmest month, with an average high-temperature of 90°F (32.2°C) and an average low-temperature of 69.8°F (21°C). The average heat index is appraised at an extremely hot 107.2°F (41.8°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Siloam Springs, Arkansas, with average temperature fluctuating between 68°F (20°C) and 88.5°F (31.4°C). In Siloam Springs, the average high-temperature is essentially the same as in July - a still hot 88.5°F (31.4°C). Weather in August »

Weather in September

September, the first month of the autumn, in Siloam Springs, is still a warm month, with average temperature fluctuating between 61.7°F (16.5°C) and 81.7°F (27.6°C). In September, the average high-temperature slightly decreases, from a hot 88.5°F (31.4°C) in August, to a warm 81.7°F (27.6°C). Weather in September »

Weather in October

October, the same as September, in Siloam Springs, Arkansas, is an agreeable autumn month, with temperature in the range of an average high of 68.9°F (20.5°C) and an average low of 49.8°F (9.9°C). In Siloam Springs, Arkansas, the average high-temperature drops, from a warm 81.7°F (27.6°C) in September, to an agreeable 68.9°F (20.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another mild month in Siloam Springs, Arkansas, with temperature in the range of an average high of 57.2°F (14°C) and an average low of 40.1°F (4.5°C). In Siloam Springs, the average high-temperature in November drops, from an agreeable 68.9°F (20.5°C) in October, to a mild 57.2°F (14°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Siloam Springs, Arkansas, with average temperature varying between 47.1°F (8.4°C) and 32.2°F (0.1°C). In Siloam Springs, the average high-temperature decreases, from a moderate 57.2°F (14°C) in November, to a chilly 47.1°F (8.4°C). Weather in December »
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FAQ

What is the coldest month in Siloam Springs?

The coldest month is January, with an average high-temperature of 44.4°F (6.9°C) and an average low-temperature of 28.8°F (-1.8°C).

How much does it rain in Siloam Springs?

In Siloam Springs, during the entire year, the rain falls for 156 days and collects up to 34.41" (874mm) of precipitation.

When does it snow in Siloam Springs?

Months with snowfall in Siloam Springs are January through March, May, November and December.

How many days does it snow in Siloam Springs?

Throughout the year, there are 12.2 snowfall days, and 4.21" (107mm) of snow is accumulated.

What is the month with the least sunshine in Siloam Springs?

Months with the least sunshine are January and December, with an average of 5.4h of sunshine.

What are the months with the lowest UV index in Siloam Springs?

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Siloam Springs.

What is the driest month in Siloam Springs?

The month with the least rainfall is February when the rain falls for 9.2 days and typically collects 1.73" (44mm) of precipitation.

When does it snow the most in Siloam Springs?

February is the month with the most snowfall. Snow falls for 3.3 days and accumulates 1.14" (29mm) of snow.

When it does not snow in Siloam Springs?

April, June through October are months without snowfall in Siloam Springs, Arkansas.

What is the most humid month in Siloam Springs?

The most humid month is May, with an average relative humidity of 78%.

What is the rainiest month in Siloam Springs?

May is the month with the most rainfall in Siloam Springs. Rain falls for 16.8 days and accumulates 4.17" (106mm) of precipitation.

When are the longest days in Siloam Springs?

June has the longest days of the year in Siloam Springs, Arkansas, with an average of 14.6h of daylight.

What is the month with the highest UV index in Siloam Springs?

With an average maximum UV index of 7, June is the month with the highest UV index in Siloam Springs, Arkansas.

What is the warmest month in Siloam Springs?

July is the warmest month, with an average high-temperature of 90°F (32.2°C) and an average low-temperature of 69.8°F (21°C).

What is the least humid month in Siloam Springs?

August and October, with an average relative humidity of 71%, are the least humid months.

What month has the most sunshine in Siloam Springs?

With an average of 10.7h of sunshine, August has the most sunshine of the year in Siloam Springs, Arkansas.

What is the month with the shortest days in Siloam Springs?

With an average of 9.7h of daylight, December has the shortest days of the year.

Average temperature
Siloam Springs, AR

Average temperature - Siloam Springs, AR

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (44.4°F).

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure
Siloam Springs, AR

Average pressure - Siloam Springs, AR

The month with the highest atmospheric pressure is January (30.17").
Months with the lowest atmospheric pressure are April and June (29.93").

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Average wind speed
Siloam Springs, AR

Average wind speed - Siloam Springs, AR

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity
Siloam Springs, AR

Average humidity - Siloam Springs, AR

The month with the highest relative humidity is May (78%).
Months with the lowest relative humidity are August and October (71%).

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Average rainfall
Siloam Springs, AR

Average rainfall - Siloam Springs, AR

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is February (1.73").

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Average rainfall days
Siloam Springs, AR

Average rainfall days - Siloam Springs, AR

Months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is January (8.8 days).

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Average snowfall
Siloam Springs, AR

Average snowfall - Siloam Springs, AR

The month with the highest snowfall is February (1.14").
Months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days
Siloam Springs, AR

Average snowfall days - Siloam Springs, AR

Months with the highest number of snowfall days are January and February (3.3 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Siloam Springs, AR

Average daylight / Average sunshine - Siloam Springs, AR

The month with the longest days is June (Average daylight: 14.6h).
The month with the shortest days is December (Average daylight: 9.7h).

The month with the most sunshine is August (Average sunshine: 10.7h).
Months with the least sunshine are January and December (Average sunshine: 5.4).

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Average sunshine days
Siloam Springs, AR

Average sunshine days - Siloam Springs, AR

The month with the most sunshine days is December (19 days).
The month with the least sunshine days is July (11.2 days).

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Average visibility
Siloam Springs, AR

Average visibility - Siloam Springs, AR

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

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