Climate and monthly weather forecast
Knoxville, AR

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Weather in January

January, like December, is a frosty winter month in Knoxville, Arkansas, with temperature in the range of an average high of 46.9°F (8.3°C) and an average low of 30.6°F (-0.8°C). Knoxville's coldest temperatures are experienced in January, with average high temperatures of 46.9°F (8.3°C) and lows of 30.6°F (-0.8°C). Weather in January »

Weather in February

The last month of the winter, February, is a cool month in Knoxville, Arkansas, with temperature in the range of an average low of 34.2°F (1.2°C) and an average high of 50.7°F (10.4°C). February observes an average high-temperature of a cool 50.7°F (10.4°C), marking an insignificant difference from January's 46.9°F (8.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a moderate month in Knoxville, Arkansas, with temperature in the range of an average high of 60.1°F (15.6°C) and an average low of 41.5°F (5.3°C). In March, the meteorological conditions change with the average high-temperature moving from a cool 50.7°F (10.4°C) in February to a mild 60.1°F (15.6°C). Weather in March »

Weather in April

April is an agreeable spring month in Knoxville, Arkansas, with an average temperature ranging between min 49.3°F (9.6°C) and max 69.1°F (20.6°C). April's arrival coincides with a temperature rise, moving from March's mild 60.1°F (15.6°C) to a pleasant 69.1°F (20.6°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Knoxville, Arkansas, with an average temperature varying between 77.9°F (25.5°C) and 57.7°F (14.3°C). In Knoxville, the average high-temperature in May slightly rises, from a pleasant 69.1°F (20.6°C) in April, to a warm 77.9°F (25.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a hot month in Knoxville, Arkansas, with an average temperature ranging between max 88.2°F (31.2°C) and min 65.8°F (18.8°C). Knoxville in June experiences an increase in the average high-temperature, moving from May's moderately hot 77.9°F (25.5°C) to a hot 88.2°F (31.2°C). Weather in June »

Weather in July

July, the same as June, in Knoxville, Arkansas, is another hot summer month, with an average temperature ranging between max 91.4°F (33°C) and min 68.9°F (20.5°C). In Knoxville, the month of July registers the highest temperatures, averaging 91.4°F (33°C) at the peak and 68.9°F (20.5°C) at the lowest. In July, the heat index is calculated to be an extremely hot 111.2°F (44°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Knoxville, Arkansas, with an average temperature fluctuating between 68.4°F (20.2°C) and 90.7°F (32.6°C). Knoxville commences August with an average high-temperature of a still tropical 90.7°F (32.6°C), maintaining a close resemblance to the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Knoxville, Arkansas, with an average temperature ranging between min 61.7°F (16.5°C) and max 83.7°F (28.7°C). Knoxville's progression into September involves a gentle drop in the average high-temperature, from a tropical 90.7°F (32.6°C) in August to a moderately hot 83.7°F (28.7°C). Weather in September »

Weather in October

October, the same as September, in Knoxville, Arkansas, is an agreeable autumn month, with an average temperature fluctuating between 50.5°F (10.3°C) and 70.7°F (21.5°C). October comes with a decrease in the average high-temperature, falling from a moderately hot 83.7°F (28.7°C) in September to a pleasant 70.7°F (21.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another refreshing month in Knoxville, Arkansas, with temperature in the range of an average low of 41°F (5°C) and an average high of 58.1°F (14.5°C). Knoxville's weather changes with the onset of November, slightly falling from an agreeable 70.7°F (21.5°C) in October to a refreshing 58.1°F (14.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in Knoxville, Arkansas, with an average temperature fluctuating between 33.8°F (1°C) and 49.1°F (9.5°C). The decrease of average high-temperatures is mild in December, with a decline from a moderate 58.1°F (14.5°C) in November to a chilly 49.1°F (9.5°C). Weather in December »
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Frequently asked questions

What month is the coldest in Knoxville?

January is the coldest month in Knoxville, Arkansas, with the temperature often reaching an average high of 46.9°F (8.3°C) and an average low of 30.6°F (-0.8°C).

How much does it rain in Knoxville?

In Knoxville, during the entire year, the rain falls for 146.9 days and collects up to 36.42" (925mm) of precipitation.

When does it snow in Knoxville?

Months with snowfall in Knoxville, Arkansas, are January through March, November and December.

What is the snowiest month in Knoxville?

The months with the most snowfall in Knoxville, Arkansas, are January and February, with an average 0.79" (20mm) of accumulated snow.

How many days does it snow in Knoxville?

In Knoxville, Arkansas, during the entire year, snow falls for 4 days and aggregates up to 2.72" (69mm) of snow.

When is the lowest UV index in Knoxville?

The months with the lowest UV index in Knoxville, Arkansas, are January and December, with an average maximum UV index of 2.

What is the month with the least sunshine in Knoxville?

The month with the least sunshine in Knoxville, Arkansas, is February, with an average of 5.4h of sunshine.

What is the most humid month in Knoxville?

The months with the highest humidity are March and May, with an average relative humidity of 79%.

When is Daylight Saving Time (DST) in Knoxville?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Knoxville, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What is the wettest month in Knoxville?

The months with the most rainfall are April and May, with an average 4.41" (112mm) of precipitation.

When it does not snow in Knoxville?

In Knoxville, snow does not fall in April through October.

When are the longest days in Knoxville?

The month with the longest days in Knoxville, Arkansas, is June, with an average of 14h and 30min of daylight.

What is the month with the highest UV index in Knoxville?

The months with the highest UV index in Knoxville, Arkansas, are June and July, with an average maximum UV index of 7.

What is the hottest time of year in Knoxville?

Temperature records in Knoxville, Arkansas, mark July as the warmest month, with highs averaging 91.4°F (33°C) and lows at 68.9°F (20.5°C).

What is the least humid month in Knoxville?

July and August, with an average relative humidity of 72%, are the least humid months.

What is the driest month in Knoxville?

The months with the least rainfall are July and September Rain falls for 14.5 days and accumulates 2.36" (60mm) of rain.

What month has the most sunshine in Knoxville?

With an average of 10.5h of sunshine, July has the most sunshine of the year in Knoxville.

What is the month with the shortest days in Knoxville?

December has the shortest days of the year in Knoxville, Arkansas, with an average of 9h and 48min of daylight.

Average temperature
Knoxville, AR

Average temperature - Knoxville, AR

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (46.9°F).

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

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Average pressure
Knoxville, AR

Average pressure - Knoxville, AR

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Knoxville, AR

Average wind speed - Knoxville, AR

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).

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Average humidity
Knoxville, AR

Average humidity - Knoxville, AR

The months with the highest relative humidity are March and May (79%).
The months with the lowest relative humidity are July and August (72%).

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Average rainfall
Knoxville, AR

Average rainfall - Knoxville, AR

The wettest months (with the highest rainfall) are April and May (4.41").
The driest months (with the least rainfall) are July and September (2.36").

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Average rainfall days
Knoxville, AR

Average rainfall days - Knoxville, AR

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is November (9 days).

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Average snowfall
Knoxville, AR

Average snowfall - Knoxville, AR

The months with the highest snowfall are January and February (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days
Knoxville, AR

Average snowfall days - Knoxville, AR

The months with the highest number of snowfall days are January and February (1.5 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
Knoxville, AR

Average daylight / Average sunshine - Knoxville, AR

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).

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Average sunshine days
Knoxville, AR

Average sunshine days - Knoxville, AR

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is May (13.2 days).

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Average visibility
Knoxville, AR

Average visibility - Knoxville, AR

The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, May, November and December (5mi).

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Knoxville, Arkansas, USA

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