Climate and monthly weather forecast
Arm, MS

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Weather in January

January, the same as December, in Arm, Mississippi, is another mild winter month, with an average temperature ranging between min 38.8°F (3.8°C) and max 55.9°F (13.3°C). The coldest period is January, when temperatures fluctuate between an average high of 55.9°F (13.3°C) and a low of 38.8°F (3.8°C). Weather in January »

Weather in February

The last month of the winter, February, is another mild month in Arm, Mississippi, with temperature in the range of an average low of 43.5°F (6.4°C) and an average high of 60.4°F (15.8°C). February's average high-temperature is a still moderate 60.4°F (15.8°C), maintaining a close comparison with January's 55.9°F (13.3°C). Weather in February »

Weather in March

The first month of the spring, March, is an agreeable month in Arm, Mississippi, with an average temperature fluctuating between 49.6°F (9.8°C) and 68.5°F (20.3°C). The start of March brings a subtle rise in the average high-temperature, moving from a moderate 60.4°F (15.8°C) in February to an agreeable 68.5°F (20.3°C). Weather in March »

Weather in April

April in Arm, Mississippi, is a moderately hot spring month, with an average temperature fluctuating between 55.2°F (12.9°C) and 76.6°F (24.8°C). With the transition into April, Arm experiences a subtle uplift in average high-temperatures, adjusting from a pleasant 68.5°F (20.3°C) in March to a warm 76.6°F (24.8°C). Weather in April »

Weather in May

The last month of the spring, May, is another warm month in Arm, Mississippi, with an average temperature fluctuating between 83.8°F (28.8°C) and 63.1°F (17.3°C). With the onset of May, Arm's average high-temperature experiences a slight rise, moving from April's 76.6°F (24.8°C) to a still warm 83.8°F (28.8°C). Weather in May »

Weather in June

June, the first month of the summer in Arm, is a hot month, with an average temperature varying between 90.7°F (32.6°C) and 70°F (21.1°C). June's arrival brings a modest temperature shift, moving from a moderately hot 83.8°F (28.8°C) in May to a tropical 90.7°F (32.6°C). Weather in June »

Weather in July

July, the same as June, in Arm, Mississippi, is another hot summer month, with an average temperature ranging between max 91.6°F (33.1°C) and min 72°F (22.2°C). Arm's July weather, with an average high temperature of 91.6°F (33.1°C) and an average low temperature of 72°F (22.2°C), tends to be the warmest of the year. July's mean heat index is calculated to be a life-threatening hot 116.6°F (47°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Arm, Mississippi, with temperature in the range of an average low of 72°F (22.2°C) and an average high of 91.4°F (33°C). The shift to August signals an average high-temperature of a still hot 91.4°F (33°C), subtly varied from July's 91.6°F (33.1°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a hot month in Arm, Mississippi, with an average temperature fluctuating between 67.8°F (19.9°C) and 87.4°F (30.8°C). Arm's transition from August to September introduces an average high-temperature of a still tropical 87.4°F (30.8°C), marking an insignificant variation from the 91.4°F (33°C). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Arm, Mississippi, with an average temperature fluctuating between 57.4°F (14.1°C) and 77.9°F (25.5°C). Start of October brings a shift in the average high-temperature, falling from September's hot 87.4°F (30.8°C) to a moderately hot 77.9°F (25.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an enjoyable month in Arm, Mississippi, with an average temperature ranging between max 65.5°F (18.6°C) and min 46.9°F (8.3°C). Onset of November witnesses a reduction in the average high-temperature, falling from a warm 77.9°F (25.5°C) in October to a comfortable 65.5°F (18.6°C). Weather in November »

Weather in December

December, the first month of the winter in Arm, is also a moderate month, with an average temperature fluctuating between 43°F (6.1°C) and 58.6°F (14.8°C). The onset of December brings a small shift in high-temperatures, falling from 65.5°F (18.6°C) in November to a still refreshing 58.6°F (14.8°C). Weather in December »
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January is the month when Arm sees the average lowest temperatures, with a high of 55.9°F (13.3°C) and a low of 38.8°F (3.8°C).

How many days does it rain?

In Arm, Mississippi, during the entire year, the rain falls for 175.1 days and collects up to 38.9" (988mm) of precipitation.

When does it snow?

January through March and December are months with snowfall.

When does it snow the most?

The months with the most snowfall are January and December, with an average 0.31" (8mm) of accumulated snow.

How many days does it snow?

In Arm, during the entire year, snow falls for 2 days and aggregates up to 0.83" (21mm) of snow.

What are the months with the lowest UV index?

The months with the lowest UV index are January and December, with an average maximum UV index of 3.

What are the most humid months?

The months with the highest humidity are February and December, with an average relative humidity of 81%.

What is the month with the least sunshine?

February and December, with an average of 4.9h of sunshine, are months with the least sunshine.

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.

When it does not snow?

In Arm, snow does not fall in April through November.

When are the longest days?

June has the longest days of the year, with an average of 14h and 12min of daylight.

What month has the most sunshine?

With an average of 10.6h of sunshine, June has the most sunshine of the year.

What are the months with the highest UV index?

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

What month is the hottest?

Arm's temperature records reveal July as the warmest month, marked by average highs of 91.6°F (33.1°C) and lows of 72°F (22.2°C).

What is the rainiest month?

August is the month with the most rainfall. Rain falls for 21.6 days and accumulates 4.25" (108mm) of precipitation.

What is the least humid month?

With an average relative humidity of 71%, October is the least humid month.

What is the driest month?

November is the month with the least rainfall. Rain falls for 9.3 days and accumulates 2.4" (61mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 6min of daylight.

Average temperature
Arm, MS

Average temperature - Arm, MS

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (55.9°F).

The months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

Average pressure
Arm, MS

Average pressure - Arm, MS

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed
Arm, MS

Average wind speed - Arm, MS

The windiest months (with the highest average wind speed) are February and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity
Arm, MS

Average humidity - Arm, MS

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall
Arm, MS

Average rainfall - Arm, MS

The wettest month (with the highest rainfall) is August (4.25").
The driest month (with the least rainfall) is November (2.4").

Average rainfall days
Arm, MS

Average rainfall days - Arm, MS

The month with the highest number of rainy days is August (21.6 days).
The month with the least rainy days is November (9.3 days).

Average snowfall
Arm, MS

Average snowfall - Arm, MS

The months with the highest snowfall are January and December (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days
Arm, MS

Average snowfall days - Arm, MS

The month with the highest number of snowfall days is January (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Arm, MS

Average daylight / Average sunshine - Arm, MS

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days
Arm, MS

Average sunshine days - Arm, MS

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is August (8.1 days).

Average UV index
Arm, MS

Average UV index - Arm, MS

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average visibility
Arm, MS

Average visibility - Arm, MS

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

Arm, Mississippi, USA

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