Climate and monthly weather forecast
Perryville, MO

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Weather in January

January, the same as December, is a wintry winter month in Perryville, Missouri, with an average temperature ranging between max 39.4°F (4.1°C) and min 26.1°F (-3.3°C). January, with its average high-temperature of 39.4°F (4.1°C) and an average low-temperature of 26.1°F (-3.3°C), holds the record as the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Perryville, is a frosty month, with temperature in the range of an average high of 44.1°F (6.7°C) and an average low of 29.5°F (-1.4°C). Perryville's average high-temperature in February is a chilly 44.1°F (6.7°C), marking an insignificant difference from the 39.4°F (4.1°C) of January. Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Perryville, Missouri, with an average temperature varying between 38.8°F (3.8°C) and 55°F (12.8°C). With the onset of March, Perryville experiences a temperature shift, with the average high-temperature moving from a chilly 44.1°F (6.7°C) in February to a fresh 55°F (12.8°C). Weather in March »

Weather in April

April is a refreshing spring month in Perryville, Missouri, with temperature in the range of an average low of 48.2°F (9°C) and an average high of 66.4°F (19.1°C). The start of April brings a rise in the average high-temperature, moving from a cool 55°F (12.8°C) in March to a refreshing 66.4°F (19.1°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Perryville, Missouri, with temperature in the range of an average high of 76.1°F (24.5°C) and an average low of 57.7°F (14.3°C). As Perryville enters May, the average high-temperature increases from the a refreshing 66.4°F (19.1°C) of April to a warm 76.1°F (24.5°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Perryville, Missouri, with an average temperature varying between 85.3°F (29.6°C) and 66°F (18.9°C). With the onset of June, Perryville sees a temperature rise, with the average high-temperature moving from May's 76.1°F (24.5°C) to a still warm 85.3°F (29.6°C). Weather in June »

Weather in July

July in Perryville, Missouri, is a tropical summer month, with temperature in the range of an average high of 87.8°F (31°C) and an average low of 68.5°F (20.3°C). July brings the highest temperatures, with an average high of 87.8°F (31°C) and an average low of 68.5°F (20.3°C). The heat index in July is appraised at a blisteringly hot 104°F (40°C). Weather in July »

Weather in August

August, the last month of the summer in Perryville, is another tropical month, with an average temperature ranging between min 66°F (18.9°C) and max 86.2°F (30.1°C). Perryville records an average high-temperature of a still tropical 86.2°F (30.1°C) in August, closely mirroring the climate of the previous month. Weather in August »

Weather in September

September, the first month of the autumn in Perryville, is also a moderately hot month, with an average temperature fluctuating between 80.1°F (26.7°C) and 59.9°F (15.5°C). During the shift to September, a minor reduction in average high-temperature is observed, shifting from a tropical 86.2°F (30.1°C) in August to a moderately hot 80.1°F (26.7°C). Weather in September »

Weather in October

October, like September, in Perryville, Missouri, is another enjoyable autumn month, with temperature in the range of an average high of 67.6°F (19.8°C) and an average low of 49.3°F (9.6°C). The onset of October comes with a shift in the average high-temperature, falling from a moderately hot 80.1°F (26.7°C) in September to a comfortable 67.6°F (19.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Perryville, Missouri, with an average temperature fluctuating between 54°F (12.2°C) and 38.5°F (3.6°C). The start of November comes with a reduction in the average high-temperature, receding from an enjoyable 67.6°F (19.8°C) in October to a cool 54°F (12.2°C). Weather in November »

Weather in December

December, the first month of the winter in Perryville, is still a chilly month, with an average temperature varying between 31.3°F (-0.4°C) and 43.9°F (6.6°C). Perryville's weather in December involves a decrease in the average high-temperature, moving down from November's fresh 54°F (12.2°C) to a frosty 43.9°F (6.6°C). Weather in December »
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

In Perryville, the lowest temperatures are generally noted in January, averaging a high of 39.4°F (4.1°C) and a low of 26.1°F (-3.3°C).

How many days does it rain?

Throughout the year, there are 111.9 rainfall days, and 10.43" (265mm) of precipitation is accumulated.

When does it snow?

January through March, October through December are months with snowfall in Perryville.

How many days does it snow?

Throughout the year, there are 10.9 snowfall days, and 1.42" (36mm) of snow is accumulated.

What is the month with the least sunshine?

The months with the least sunshine are January and February, with an average of 4.8h of sunshine.

When is the lowest UV index?

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

What is the snowiest month?

The month with the most snowfall is February, when snow falls for 3.4 days and typically aggregates up to 0.59" (15mm) of snow.

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 rainiest month?

The months with the most rainfall are April and May, with an average 1.22" (31mm) of precipitation.

When it does not snow?

April through September are months without snowfall.

What is the most humid month?

The most humid month is May, with an average relative humidity of 79%.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

When are the longest days?

June has the longest days of the year, with an average of 14h and 42min of daylight.

What is the month with the most sunshine?

June and July, with an average of 10.6h of sunshine, are months with the most sunshine.

What month is the hottest?

In Perryville, July is identified by the average highest temperatures, reaching a peak of 87.8°F (31°C) and a low of 68.5°F (20.3°C).

What is the driest month?

September is the month with the least rainfall. Rain falls for 8.6 days and accumulates 0.43" (11mm) of precipitation.

What is the least humid month?

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

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 36min of daylight.

Average temperature
Perryville, MO

Average temperature - Perryville, MO

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39.4°F).

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure
Perryville, MO

Average pressure - Perryville, MO

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Perryville, MO

Average wind speed - Perryville, MO

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity
Perryville, MO

Average humidity - Perryville, MO

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).

Average rainfall
Perryville, MO

Average rainfall - Perryville, MO

The wettest months (with the highest rainfall) are April and May (1.22").
The driest month (with the least rainfall) is September (0.43").

Average rainfall days
Perryville, MO

Average rainfall days - Perryville, MO

The month with the highest number of rainy days is July (13.4 days).
The month with the least rainy days is January (5.9 days).

Average snowfall
Perryville, MO

Average snowfall - Perryville, MO

The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days
Perryville, MO

Average snowfall days - Perryville, MO

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Perryville, MO

Average daylight / Average sunshine - Perryville, MO

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).

Average sunshine days
Perryville, MO

Average sunshine days - Perryville, MO

The month with the most sunshine days is October (21.9 days).
The month with the least sunshine days is July (13.5 days).

Average UV index
Perryville, MO

Average UV index - Perryville, MO

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average visibility
Perryville, MO

Average visibility - Perryville, MO

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

Perryville, Missouri, USA

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