Climate and monthly weather forecast
Greenville, MO

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Weather in January

January, like December, in Greenville, Missouri, is an icy winter month, with temperature in the range of an average high of 42.1°F (5.6°C) and an average low of 28°F (-2.2°C). Greenville's coldest weather arrives in January, when temperatures average a high of 42.1°F (5.6°C) and a low of 28°F (-2.2°C). Weather in January »

Weather in February

February, the last month of the winter in Greenville, is a chilly month, with temperature in the range of an average low of 31.8°F (-0.1°C) and an average high of 46°F (7.8°C). With the onset of February, the average high-temperature stands at a chilly 46°F (7.8°C), closely aligned with January's 42.1°F (5.6°C). Weather in February »

Weather in March

The first month of the spring, March, is a refreshing month in Greenville, Missouri, with an average temperature ranging between max 56.8°F (13.8°C) and min 40.8°F (4.9°C). As February transitions into March, Greenville sees a rise in the average high-temperature, moving from a chilly 46°F (7.8°C) to a refreshing 56.8°F (13.8°C). Weather in March »

Weather in April

April in Greenville, Missouri, is a comfortable spring month, with temperature in the range of an average high of 67.5°F (19.7°C) and an average low of 50.2°F (10.1°C). The arrival of April brings a change in Greenville's weather, with average high-temperatures moving from March's moderate 56.8°F (13.8°C) to an enjoyable 67.5°F (19.7°C). Weather in April »

Weather in May

May, the last month of the spring in Greenville, is a moderately hot month, with an average temperature varying between 59.5°F (15.3°C) and 76.6°F (24.8°C). The arrival of May brings a temperature shift, with the average high-temperature escalating from a refreshing 67.5°F (19.7°C) in April to a warm 76.6°F (24.8°C). Weather in May »

Weather in June

June, the first month of the summer in Greenville, is a tropical month, with an average temperature fluctuating between 86.2°F (30.1°C) and 67.3°F (19.6°C). In Greenville, stepping into June brings a temperature increase, moving up from May's warm 76.6°F (24.8°C) to a hot 86.2°F (30.1°C). Weather in June »

Weather in July

July, the same as June, in Greenville, Missouri, is another tropical summer month, with an average temperature ranging between max 88.5°F (31.4°C) and min 70°F (21.1°C). Greenville registers the highest average temperatures during the month of July, with peaks of 88.5°F (31.4°C) and lows of 70°F (21.1°C). In July, the average heat index is evaluated at an extremely hot 105.8°F (41°C). Weather in July »

Weather in August

August, the last month of the summer in Greenville, is another hot month, with an average temperature ranging between min 67.1°F (19.5°C) and max 87.4°F (30.8°C). Greenville's weather in August indicates an average high-temperature of a still hot 87.4°F (30.8°C), nearly consistent with the 88.5°F (31.4°C) of July. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Greenville, Missouri, with temperature in the range of an average high of 81.7°F (27.6°C) and an average low of 61.9°F (16.6°C). September's arrival aligns with a minor decrease in average high-temperatures, from August's hot 87.4°F (30.8°C) to a moderately hot 81.7°F (27.6°C). Weather in September »

Weather in October

October, like September, is an agreeable autumn month in Greenville, Missouri, with an average temperature ranging between min 50.9°F (10.5°C) and max 69.1°F (20.6°C). The onset of October is marked by a decrease in temperature, transitioning from a moderately hot 81.7°F (27.6°C) in September to a pleasant 69.1°F (20.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Greenville, Missouri, with an average temperature fluctuating between 40.1°F (4.5°C) and 55.2°F (12.9°C). November is characterized by a reduction in the average high-temperature, from an agreeable 69.1°F (20.6°C) in October to a fresh 55.2°F (12.9°C). Weather in November »

Weather in December

December, the first month of the winter in Greenville, is also a frosty month, with temperature in the range of an average high of 46.2°F (7.9°C) and an average low of 33.8°F (1°C). Greenville's December weather comes with a decrease in average high-temperatures, moving from a cool 55.2°F (12.9°C) in November to a chilly 46.2°F (7.9°C). Weather in December »

Frequently asked questions

What is the coldest time of year?

Greenville experiences its average lowest temperatures in January, reaching a peak of 42.1°F (5.6°C) and a minimum of 28°F (-2.2°C).

How many days does it rain?

Throughout the year, there are 156.7 rainfall days, and 37.44" (951mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

Throughout the year, there are 10.7 snowfall days, and 5.08" (129mm) of snow is accumulated.

What is the month with the lowest UV index?

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

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 3.3 days and accumulates 1.69" (43mm) of snow.

What is the month with the least sunshine?

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

What is the wettest month?

The month with the most rainfall in Greenville is April, when the rain falls for 15.3 days and typically aggregates up to 4.8" (122mm) of precipitation.

When it does not snow?

In Greenville, snow does not fall in April through September.

What is the most humid month?

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

What are the months with 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?

The month with the longest days in Greenville is June, with an average of 14h and 42min of daylight.

What month has the most sunshine?

The month with the most sunshine is June, with an average of 10.7h of sunshine.

What is the hottest time of year?

In Greenville, July is the month with the highest recorded average temperatures, measuring a high of 88.5°F (31.4°C) and a low of 70°F (21.1°C).

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.77" (45mm) of precipitation.

What is the least humid month?

The least humid month in Greenville is October, with an average relative humidity of 70%.

What is the month with the shortest days in Greenville?

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

Average temperature
Greenville, MO

Average temperature - Greenville, MO

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (42.1°F).

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (28°F).

Average pressure
Greenville, MO

Average pressure - Greenville, 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
Greenville, MO

Average wind speed - Greenville, MO

The windiest month (with the highest average wind speed) is February (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity
Greenville, MO

Average humidity - Greenville, MO

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall
Greenville, MO

Average rainfall - Greenville, MO

The wettest month (with the highest rainfall) is April (4.8").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days
Greenville, MO

Average rainfall days - Greenville, MO

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (9.6 days).

Average snowfall
Greenville, MO

Average snowfall - Greenville, MO

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

Average snowfall days
Greenville, MO

Average snowfall days - Greenville, MO

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Greenville, MO

Average daylight / Average sunshine - Greenville, 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 42min).

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days
Greenville, MO

Average sunshine days - Greenville, MO

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is July (12.3 days).

Average UV index
Greenville, MO

Average UV index - Greenville, 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 and December (UV index 2).

Average visibility
Greenville, MO

Average visibility - Greenville, 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).

Greenville, Missouri, USA

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