Climate and monthly weather forecast
Marthasville, MO

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Weather in January

January, the same as December, is another cold winter month in Marthasville, Missouri, with temperature in the range of an average high of 38.1°F (3.4°C) and an average low of 24.1°F (-4.4°C). Marthasville's temperature records reveal January as the coldest month, marked by average highs of 38.1°F (3.4°C) and lows of 24.1°F (-4.4°C). Weather in January »

Weather in February

The last month of the winter, February, is a frosty month in Marthasville, Missouri, with an average temperature varying between 27.9°F (-2.3°C) and 42.8°F (6°C). Marthasville signifies an average high-temperature of a chilly 42.8°F (6°C) in February, closely mirroring the 38.1°F (3.4°C) of January. Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Marthasville, Missouri, with temperature in the range of an average high of 54.9°F (12.7°C) and an average low of 37.6°F (3.1°C). Noticing a change, the average high-temperature during March moves from February's chilly 42.8°F (6°C) to a fresh 54.9°F (12.7°C). Weather in March »

Weather in April

April is an enjoyable spring month in Marthasville, Missouri, with an average temperature ranging between max 66.2°F (19°C) and min 46.9°F (8.3°C). As March transitions into April, Marthasville sees a rise in the average high-temperature, moving from a cool 54.9°F (12.7°C) to a refreshing 66.2°F (19°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Marthasville, Missouri, with an average temperature ranging between max 75.7°F (24.3°C) and min 56.3°F (13.5°C). May brings a rise in Marthasville's average high-temperature, moving from a refreshing 66.2°F (19°C) in April to a moderately hot 75.7°F (24.3°C). Weather in May »

Weather in June

June, the first month of the summer in Marthasville, is still a warm month, with an average temperature varying between 64.9°F (18.3°C) and 85.6°F (29.8°C). Marthasville's June weather brings a rise in high-temperatures, moving from 75.7°F (24.3°C) in May to a still moderately hot 85.6°F (29.8°C). Weather in June »

Weather in July

July is a hot summer month in Marthasville, Missouri, with temperature in the range of an average high of 88.3°F (31.3°C) and an average low of 68.2°F (20.1°C). In Marthasville, the month of July is known for its highest average temperatures, reaching a high of 88.3°F (31.3°C) and a low of 68.2°F (20.1°C). For July, the heat index is appraised at a blisteringly hot 104°F (40°C). Weather in July »

Weather in August

August, the last month of the summer in Marthasville, is another tropical month, with an average temperature fluctuating between 65.8°F (18.8°C) and 87.1°F (30.6°C). The introduction of August sees an average high-temperature of a still hot 87.1°F (30.6°C), hardly deviating from July. Weather in August »

Weather in September

September, the first month of the autumn in Marthasville, is still a warm month, with an average temperature fluctuating between 59.2°F (15.1°C) and 80.1°F (26.7°C). In Marthasville, the average high-temperature in September gently drops from a hot 87.1°F (30.6°C) in August to a warm 80.1°F (26.7°C). Weather in September »

Weather in October

October, like September, in Marthasville, Missouri, is another refreshing autumn month, with an average temperature fluctuating between 66.2°F (19°C) and 48.2°F (9°C). The move into October indicates a reduction in the average high-temperature, down from September's warm 80.1°F (26.7°C) to a refreshing 66.2°F (19°C). Weather in October »

Weather in November

November, the last month of the autumn in Marthasville, is also a fresh month, with an average temperature fluctuating between 37.2°F (2.9°C) and 53.8°F (12.1°C). Marthasville's November weather comes with a decrease in average high-temperatures, moving from an enjoyable 66.2°F (19°C) in October to a cool 53.8°F (12.1°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Marthasville, Missouri, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 43.2°F (6.2°C). The onset of December introduces a moderate change in Marthasville's weather, with average high-temperatures falling from November's fresh 53.8°F (12.1°C) to a frosty 43.2°F (6.2°C). Weather in December »
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Frequently asked questions

What time of the year is the coldest in Marthasville?

The coldest month is January, with an average high-temperature of 38.1°F (3.4°C) and an average low-temperature of 24.1°F (-4.4°C).

How many days does it rain in Marthasville?

Throughout the year, in Marthasville, Missouri, there are 133.1 rainfall days, and 27.24" (692mm) of precipitation is accumulated.

When does it snow in Marthasville?

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

How many days does it snow in Marthasville?

Throughout the year, in Marthasville, Missouri, there are 16.6 snowfall days, and 5.87" (149mm) of snow is accumulated.

What is the month with the least sunshine in Marthasville?

With an average of 4.6h of sunshine, January has the least sunshine of the year.

What is the month with the lowest UV index in Marthasville?

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

What is the driest month in Marthasville?

February is the month with the least rainfall in Marthasville. Rain falls for 7.1 days and accumulates 1.42" (36mm) of precipitation.

When does it snow the most in Marthasville?

February is the month with the most snowfall. Snow falls for 4.9 days and accumulates 2.09" (53mm) of snow.

When is Daylight Saving Time (DST) in Marthasville?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Marthasville, Missouri, 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 Marthasville?

The months with the most rainfall in Marthasville are April and May, with an average 3.23" (82mm) of precipitation.

When it does not snow in Marthasville?

April through August and October are months without snowfall in Marthasville.

What is the most humid month in Marthasville?

May is the most humid month in Marthasville, with an average relative humidity of 78%.

When are the longest days in Marthasville?

The month with the longest days in Marthasville, Missouri, is June, with an average of 14h and 48min of daylight.

What are the months with the most sunshine in Marthasville?

The months with the most sunshine in Marthasville, Missouri, are June and July, with an average of 10.3h of sunshine.

What are the months with the highest UV index in Marthasville?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Marthasville, Missouri.

What is the warmest month in Marthasville?

Marthasville's July weather, with an average high temperature of 88.3°F (31.3°C) and an average low temperature of 68.2°F (20.1°C), tends to be the warmest of the year.

What is the least humid month in Marthasville?

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

What is the month with the shortest days in Marthasville?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

Average temperature
Marthasville, MO

Average temperature - Marthasville, MO

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (38.1°F).

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).

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Average pressure
Marthasville, MO

Average pressure - Marthasville, MO

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed
Marthasville, MO

Average wind speed - Marthasville, MO

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average rainfall
Marthasville, MO

Average rainfall - Marthasville, MO

The wettest months (with the highest rainfall) are April and May (3.23").
The driest month (with the least rainfall) is February (1.42").

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Average rainfall days
Marthasville, MO

Average rainfall days - Marthasville, MO

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (6.2 days).

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Average snowfall
Marthasville, MO

Average snowfall - Marthasville, MO

The month with the highest snowfall is February (2.09").
The months with the least snowfall are April, May, June, July, August and October (0").

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Average snowfall days
Marthasville, MO

Average snowfall days - Marthasville, MO

The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are May, June, July and August (0 days).

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Average daylight / Average sunshine
Marthasville, MO

Average daylight / Average sunshine - Marthasville, MO

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

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days
Marthasville, MO

Average sunshine days - Marthasville, MO

The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index
Marthasville, MO

Average UV index - Marthasville, MO

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

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Average cloud cover
Marthasville, MO

Average cloud cover - Marthasville, MO

The months with the most cloud cover are January and February (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 30).

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Average visibility
Marthasville, MO

Average visibility - Marthasville, MO

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

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Marthasville, Missouri, USA

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