Climate and monthly weather forecast
Myrtle, MO

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Weather in January

January, like December, is another chilly winter month in Myrtle, Missouri, with an average temperature fluctuating between 29.7°F (-1.3°C) and 43.5°F (6.4°C). January is the coldest month, with the temperature often reaching an average high of 43.5°F (6.4°C) and an average low of 29.7°F (-1.3°C). Weather in January »

Weather in February

February, the last month of the winter in Myrtle, is also a frosty month, with temperature in the range of an average high of 47.3°F (8.5°C) and an average low of 32.9°F (0.5°C). February's weather records an average high-temperature of a still frosty 47.3°F (8.5°C), showing little deviation from January. Weather in February »

Weather in March

The first month of the spring, March, is a refreshing month in Myrtle, Missouri, with an average temperature fluctuating between 57.7°F (14.3°C) and 41.4°F (5.2°C). The onset of March brings a rise in the average high-temperature, elevating from a chilly 47.3°F (8.5°C) in February to a refreshing 57.7°F (14.3°C). Weather in March »

Weather in April

April in Myrtle, Missouri, is an enjoyable spring month, with temperature in the range of an average low of 50.4°F (10.2°C) and an average high of 67.8°F (19.9°C). April brings a rise in Myrtle's average high-temperature, moving from a refreshing 57.7°F (14.3°C) in March to a comfortable 67.8°F (19.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Myrtle, Missouri, with an average temperature varying between 58.8°F (14.9°C) and 76.6°F (24.8°C). In May, the meteorological conditions subtly change with the average high-temperature edging from an enjoyable 67.8°F (19.9°C) in April to a moderately hot 76.6°F (24.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a tropical month in Myrtle, Missouri, with an average temperature ranging between min 67.1°F (19.5°C) and max 86.2°F (30.1°C). Myrtle experiences a temperature shift with the start of June, with average high-temperatures moving from a warm 76.6°F (24.8°C) in May to a hot 86.2°F (30.1°C). Weather in June »

Weather in July

July, like June, is a hot summer month in Myrtle, Missouri, with temperature in the range of an average low of 70°F (21.1°C) and an average high of 89.2°F (31.8°C). July registers as the month with the highest average temperatures, reaching 89.2°F (31.8°C) at its peak and 70°F (21.1°C) at the lowest. For July, the heat index is estimated at a blistering 107.6°F (42°C). Weather in July »

Weather in August

August, the last month of the summer in Myrtle, is another tropical month, with an average temperature ranging between min 68.2°F (20.1°C) and max 88°F (31.1°C). With the onset of August, the average high-temperature registers at a still tropical 88°F (31.1°C), subtly different from July's 89.2°F (31.8°C). Weather in August »

Weather in September

September, the first month of the autumn in Myrtle, is still a warm month, with an average temperature ranging between min 62.2°F (16.8°C) and max 82.6°F (28.1°C). Myrtle records a mild change in average high-temperature during September, easing from a tropical 88°F (31.1°C) in August to a moderately hot 82.6°F (28.1°C). Weather in September »

Weather in October

October, the same as September, in Myrtle, Missouri, is another pleasant autumn month, with an average temperature fluctuating between 50.9°F (10.5°C) and 70°F (21.1°C). October comes with a drop in the average high-temperature, falling from September's moderately hot 82.6°F (28.1°C) to an agreeable 70°F (21.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is another refreshing month in Myrtle, Missouri, with an average temperature ranging between max 56.5°F (13.6°C) and min 40.8°F (4.9°C). Start of November brings a shift in the average high-temperature, falling from October's agreeable 70°F (21.1°C) to a mild 56.5°F (13.6°C). Weather in November »

Weather in December

December, the first month of the winter in Myrtle, is still a chilly month, with temperature in the range of an average low of 34.2°F (1.2°C) and an average high of 47.1°F (8.4°C). A moderate decline in the average high-temperature is seen during December, decreasing from a moderate 56.5°F (13.6°C) in November to a frosty 47.1°F (8.4°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year in Myrtle?

January, known for its average high temperature of 43.5°F (6.4°C) and an average low temperature of 29.7°F (-1.3°C), is the coldest month.

How many days does it rain in Myrtle?

Throughout the year, in Myrtle, Missouri, there are 148.3 rainfall days, and 35.87" (911mm) of precipitation is accumulated.

When does it snow in Myrtle?

Months with snowfall are January through March, October through December.

How much does it snow in Myrtle?

Throughout the year, in Myrtle, Missouri, there are 8.6 snowfall days, and 3.78" (96mm) of snow is accumulated.

When is the lowest UV index in Myrtle?

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

When does it snow the most in Myrtle?

The month with the most snowfall is February, when snow falls for 2.8 days and typically aggregates up to 1.14" (29mm) of snow.

What is the month with the least sunshine in Myrtle?

February has the least sunshine of the year in Myrtle, with an average of 4.8h of sunshine.

When is Daylight Saving Time (DST) in Myrtle?

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 Myrtle?

April is the month with the most rainfall in Myrtle, Missouri. Rain falls for 14.2 days and accumulates 4.53" (115mm) of precipitation.

When it does not snow in Myrtle?

In Myrtle, Missouri, snow does not fall in April through September.

What is the most humid month in Myrtle?

The most humid month in Myrtle is May, with an average relative humidity of 80%.

When are the longest days in Myrtle?

The month with the longest days in Myrtle, Missouri, is June, with an average of 14h and 36min of daylight.

What month has the most sunshine in Myrtle?

The month with the most sunshine in Myrtle, Missouri, is June, with an average of 10.6h of sunshine.

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

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

What are the warmest months in Myrtle?

During the warmest month in Myrtle, July, temperatures average a high of 89.2°F (31.8°C) and a low of 70°F (21.1°C).

What is the driest month in Myrtle?

September is the month with the least rainfall. Rain falls for 10.5 days and accumulates 1.69" (43mm) of precipitation.

What is the least humid month in Myrtle?

October is the least humid month, with an average relative humidity of 70%.

What is the month with the shortest days in Myrtle?

December has the shortest days of the year in Myrtle, Missouri, with an average of 9h and 42min of daylight.

Average temperature
Myrtle, MO

Average temperature - Myrtle, MO

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (43.5°F).

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

Average pressure
Myrtle, MO

Average pressure - Myrtle, 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
Myrtle, MO

Average wind speed - Myrtle, MO

The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

Average rainfall
Myrtle, MO

Average rainfall - Myrtle, MO

The wettest month (with the highest rainfall) is April (4.53").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days
Myrtle, MO

Average rainfall days - Myrtle, MO

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is January (8.6 days).

Average snowfall
Myrtle, MO

Average snowfall - Myrtle, MO

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

Average snowfall days
Myrtle, MO

Average snowfall days - Myrtle, MO

The months with the highest number of snowfall days are January and February (2.8 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

Average daylight / Average sunshine
Myrtle, MO

Average daylight / Average sunshine - Myrtle, MO

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

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days
Myrtle, MO

Average sunshine days - Myrtle, MO

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (13.5 days).

Average visibility
Myrtle, MO

Average visibility - Myrtle, 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).

Myrtle, Missouri, USA

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