Climate and monthly weather forecast
Weldon Spring, MO

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Weather in January

January, the same as December, is another cold winter month in Weldon Spring, Missouri, with an average temperature fluctuating between 24.1°F (-4.4°C) and 37.8°F (3.2°C). Weldon Spring's January weather, with an average high temperature of 37.8°F (3.2°C) and an average low temperature of 24.1°F (-4.4°C), tends to be the coldest of the year. Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Weldon Spring, Missouri, with an average temperature ranging between min 27.9°F (-2.3°C) and max 42.4°F (5.8°C). The arrival of February brings an average high-temperature of a still wintry 42.4°F (5.8°C), closely following the temperature pattern of January. Weather in February »

Weather in March

March, the first month of the spring in Weldon Spring, is a cool month, with an average temperature varying between 54.7°F (12.6°C) and 37.9°F (3.3°C). Weldon Spring, Missouri, sees an increase in average high-temperatures during March, moving from a wintry 42.4°F (5.8°C) in February to a cool 54.7°F (12.6°C). Weather in March »

Weather in April

April is a refreshing spring month in Weldon Spring, Missouri, with an average temperature ranging between min 47.8°F (8.8°C) and max 65.8°F (18.8°C). The start of April brings a shift in the average high-temperature, increasing from March's fresh 54.7°F (12.6°C) to a comfortable 65.8°F (18.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Weldon Spring, Missouri, with an average temperature ranging between min 57°F (13.9°C) and max 75°F (23.9°C). The arrival of May sees a shift in the average high-temperature, moving from an enjoyable 65.8°F (18.8°C) in April to a moderately hot 75°F (23.9°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Weldon Spring, Missouri, with an average temperature varying between 84.4°F (29.1°C) and 66.4°F (19.1°C). The start of June brings a rise in the average high-temperature, moving from a moderately hot 75°F (23.9°C) in May to a still warm 84.4°F (29.1°C). Weather in June »

Weather in July

July is a hot summer month in Weldon Spring, Missouri, with an average temperature fluctuating between 68.5°F (20.3°C) and 87.4°F (30.8°C). The warmest time of the year is July, with temperatures averaging a high of 87.4°F (30.8°C) and a low of 68.5°F (20.3°C). In July, the average heat index is appraised at a fiery hot 102.2°F (39°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Weldon Spring, Missouri, with temperature in the range of an average low of 66.9°F (19.4°C) and an average high of 86.2°F (30.1°C). The shift into August finds Weldon Spring, Missouri, at an average high-temperature of a still tropical 86.2°F (30.1°C), closely comparable to July's conditions. Weather in August »

Weather in September

September, the first month of the autumn in Weldon Spring, is also a moderately hot month, with an average temperature varying between 79.7°F (26.5°C) and 59.9°F (15.5°C). With the beginning of September, the average high-temperature shows a small decrease, transitioning from a hot 86.2°F (30.1°C) in August to a warm 79.7°F (26.5°C). Weather in September »

Weather in October

October, like September, in Weldon Spring, Missouri, is another refreshing autumn month, with an average temperature varying between 66.4°F (19.1°C) and 48.7°F (9.3°C). The shift to October brings a decrease in the average high-temperature, falling from a moderately hot 79.7°F (26.5°C) in September to a refreshing 66.4°F (19.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Weldon Spring, is also a fresh month, with temperature in the range of an average high of 53.6°F (12°C) and an average low of 38.1°F (3.4°C). With November's arrival, Weldon Spring's weather changes as the average high-temperature falls from a comfortable 66.4°F (19.1°C) in October to a cool 53.6°F (12°C). Weather in November »

Weather in December

December, the first month of the winter in Weldon Spring, is also a frosty month, with an average temperature varying between 30°F (-1.1°C) and 43°F (6.1°C). December's arrival correlates with a reduction in the average high-temperature, down from a fresh 53.6°F (12°C) in November to a frosty 43°F (6.1°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Weldon Spring?

January stands out as Weldon Spring's coldest month, with an average high-temperature of 37.8°F (3.2°C) and a low-temperature of 24.1°F (-4.4°C).

How many days does it rain in Weldon Spring?

In Weldon Spring, Missouri, during the entire year, the rain falls for 139.6 days and collects up to 26.1" (663mm) of precipitation.

When does it snow in Weldon Spring?

Months with snowfall in Weldon Spring, Missouri, are January through March, November and December.

How many days does it snow in Weldon Spring?

Throughout the year, in Weldon Spring, there are 18.9 snowfall days, and 4.92" (125mm) of snow is accumulated.

What is the month with the least sunshine in Weldon Spring?

January has the least sunshine of the year in Weldon Spring, with an average of 4.7h of sunshine.

When is the lowest UV index in Weldon Spring?

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

What is the driest month in Weldon Spring?

February is the month with the least rainfall. Rain falls for 6.9 days and accumulates 1.3" (33mm) of precipitation.

What is the snowiest month in Weldon Spring?

The month with the most snowfall in Weldon Spring is February, when snow falls for 5.3 days and typically aggregates up to 1.69" (43mm) of snow.

When is Daylight Saving Time (DST) in Weldon Spring?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Weldon Spring, 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.

When it does not snow in Weldon Spring?

In Weldon Spring, snow does not fall in April through October.

What is the most humid month in Weldon Spring?

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

What is the rainiest month in Weldon Spring?

The month with the most rainfall in Weldon Spring is May, when the rain falls for 16.3 days and typically aggregates up to 3.19" (81mm) of precipitation.

When are the longest days in Weldon Spring?

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

What is the month with the highest UV index in Weldon Spring?

June is the month with the highest UV index in Weldon Spring, with an average maximum UV index of 7.

What are the warmest months in Weldon Spring?

July, characterized by an average high temperature of 87.4°F (30.8°C) and a low temperature of 68.5°F (20.3°C), is generally the warmest month.

What month has the most sunshine in Weldon Spring?

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

What is the least humid month in Weldon Spring?

The least humid month in Weldon Spring, Missouri, is October, with an average relative humidity of 71%.

What is the month with the shortest days in Weldon Spring?

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

Average temperature
Weldon Spring, MO

Average temperature - Weldon Spring, MO

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (37.8°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 (24.1°F).

Average pressure
Weldon Spring, MO

Average pressure - Weldon Spring, 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).

Average wind speed
Weldon Spring, MO

Average wind speed - Weldon Spring, MO

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).

Average humidity
Weldon Spring, MO

Average humidity - Weldon Spring, MO

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

Average rainfall
Weldon Spring, MO

Average rainfall - Weldon Spring, MO

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is February (1.3").

Average rainfall days
Weldon Spring, MO

Average rainfall days - Weldon Spring, MO

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (6.8 days).

Average snowfall
Weldon Spring, MO

Average snowfall - Weldon Spring, MO

The month with the highest snowfall is February (1.69").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Weldon Spring, MO

Average snowfall days - Weldon Spring, MO

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Weldon Spring, MO

Average daylight / Average sunshine - Weldon Spring, 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 month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days
Weldon Spring, MO

Average sunshine days - Weldon Spring, MO

The months with the most sunshine days are January and December (20.2 days).
The month with the least sunshine days is June (12 days).

Average UV index
Weldon Spring, MO

Average UV index - Weldon Spring, MO

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility
Weldon Spring, MO

Average visibility - Weldon Spring, 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).

Weldon Spring, Missouri, USA

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