Climate and monthly weather forecast
Mountain Valley, AR

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Weather in January

January, like December, is another chilly winter month in Mountain Valley, Arkansas, with temperature in the range of an average low of 33.1°F (0.6°C) and an average high of 48.7°F (9.3°C). January, having an average high-temperature of 48.7°F (9.3°C) and an average low-temperature of 33.1°F (0.6°C), is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Mountain Valley, is a cool month, with an average temperature ranging between max 52.3°F (11.3°C) and min 36.5°F (2.5°C). The advent of February presents an average high-temperature of a fresh 52.3°F (11.3°C), maintaining a close correlation with the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Mountain Valley, is a refreshing month, with an average temperature ranging between min 43.7°F (6.5°C) and max 61.7°F (16.5°C). In Mountain Valley, the average high-temperature in March increases from a cool 52.3°F (11.3°C) in February to a refreshing 61.7°F (16.5°C). Weather in March »

Weather in April

April in Mountain Valley, Arkansas, is a pleasant spring month, with an average temperature fluctuating between 71.2°F (21.8°C) and 51.4°F (10.8°C). As Mountain Valley enters April, the average high-temperature increases from the a comfortable 61.7°F (16.5°C) of March to a pleasant 71.2°F (21.8°C). Weather in April »

Weather in May

May, the last month of the spring in Mountain Valley, is a warm month, with an average temperature ranging between max 79.5°F (26.4°C) and min 59.5°F (15.3°C). Mountain Valley, Arkansas, in May experiences a slight uptick in the average high-temperature, adjusting from April's pleasant 71.2°F (21.8°C) to a warm 79.5°F (26.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a hot month in Mountain Valley, Arkansas, with an average temperature ranging between max 89.2°F (31.8°C) and min 67.8°F (19.9°C). An escalation in the average high-temperature is seen with the onset of June, moving from a moderately hot 79.5°F (26.4°C) in May to a tropical 89.2°F (31.8°C). Weather in June »

Weather in July

July, the same as June, in Mountain Valley, Arkansas, is another hot summer month, with an average temperature ranging between min 70.5°F (21.4°C) and max 91.9°F (33.3°C). Mountain Valley notes the warmest temperatures in July, with a high average of 91.9°F (33.3°C) and a low of 70.5°F (21.4°C). The heat index value during July is calculated to be a burning hot 114.8°F (46°C). Weather in July »

Weather in August

The last month of the summer, August, is another hot month in Mountain Valley, Arkansas, with an average temperature ranging between min 69.8°F (21°C) and max 91.2°F (32.9°C). Mountain Valley's average high-temperature in August is a still hot 91.2°F (32.9°C), marking an insignificant difference from the 91.9°F (33.3°C) of July. Weather in August »

Weather in September

September, the first month of the autumn in Mountain Valley, is still a warm month, with an average temperature varying between 84.9°F (29.4°C) and 63.3°F (17.4°C). The transition to September results in a modest reduction in average high-temperature, moving from a hot 91.2°F (32.9°C) in August to a warm 84.9°F (29.4°C). Weather in September »

Weather in October

October, the same as September, in Mountain Valley, Arkansas, is another pleasant autumn month, with an average temperature varying between 72.3°F (22.4°C) and 52.2°F (11.2°C). As October arrives, Mountain Valley's weather displays a decrease in high-temperatures, transitioning from September's warm 84.9°F (29.4°C) to a pleasant 72.3°F (22.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Mountain Valley, is another refreshing month, with an average temperature varying between 59.5°F (15.3°C) and 42.4°F (5.8°C). November's onset brings a slight change in high-temperatures, falling from a pleasant 72.3°F (22.4°C) in October to a refreshing 59.5°F (15.3°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cool month in Mountain Valley, Arkansas, with an average temperature fluctuating between 36.5°F (2.5°C) and 50.9°F (10.5°C). The transition into December is accompanied by a slight temperature decrease, with the average high-temperature shifting from a refreshing 59.5°F (15.3°C) in November to a cool 50.9°F (10.5°C). Weather in December »
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Temperature readings reach their annual highs in January, averaging 48.7°F (9.3°C) and a minimum average of 33.1°F (0.6°C).

How many days does it rain?

In Mountain Valley, during the entire year, the rain falls for 161.4 days and collects up to 38.94" (989mm) of precipitation.

When does it snow?

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

How many days does it snow in Mountain Valley?

Throughout the year, there are 6.3 snowfall days, and 2.99" (76mm) of snow is accumulated.

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 2.5 days and accumulates 1.26" (32mm) of snow.

What is the month with the least sunshine?

With an average of 5.1h of sunshine, February has the least sunshine of the year.

What is the most humid month?

March is the most humid month, with an average relative humidity of 80%.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 Mountain Valley?

April is the month with the most rainfall. Rain falls for 14.5 days and accumulates 4.53" (115mm) of precipitation.

When it does not snow in Mountain Valley?

April through October are months without snowfall in Mountain Valley, Arkansas.

When are the longest days in Mountain Valley?

June has the longest days of the year, with an average of 14h and 24min of daylight.

What are the months with the highest UV index?

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

What month is the hottest?

Mountain Valley experiences its highest temperatures in July, with an average peak of 91.9°F (33.3°C) and a low of 70.5°F (21.4°C).

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.6h of sunshine.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 13.2 days and typically collects 2.17" (55mm) of precipitation.

What is the least humid month?

The least humid month is October, with an average relative humidity of 72%.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 54min of daylight.

What is the month with the lowest UV index?

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

Average temperature
Mountain Valley, AR

Average temperature - Mountain Valley, AR

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (48.7°F).

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

Average pressure
Mountain Valley, AR

Average pressure - Mountain Valley, 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).

Average wind speed
Mountain Valley, AR

Average wind speed - Mountain Valley, AR

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity
Mountain Valley, AR

Average humidity - Mountain Valley, AR

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Mountain Valley, AR

Average rainfall - Mountain Valley, AR

The wettest month (with the highest rainfall) is April (4.53").
The driest month (with the least rainfall) is September (2.17").

Average rainfall days
Mountain Valley, AR

Average rainfall days - Mountain Valley, AR

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (10.2 days).

Average snowfall
Mountain Valley, AR

Average snowfall - Mountain Valley, AR

The month with the highest snowfall is February (1.26").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Mountain Valley, AR

Average snowfall days - Mountain Valley, AR

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Mountain Valley, AR

Average daylight / Average sunshine - Mountain Valley, AR

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days
Mountain Valley, AR

Average sunshine days - Mountain Valley, AR

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is July (11.8 days).

Average cloud cover
Mountain Valley, AR

Average cloud cover - Mountain Valley, AR

The months with the most cloud cover are February and March (Cloud cover 47).
The months with the least cloud cover are June, July, August and September (Cloud cover 29).

Average visibility
Mountain Valley, AR

Average visibility - Mountain Valley, AR

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

Mountain Valley, Arkansas, USA

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