Climate and monthly weather forecast
Winchester, MO

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Weather in January

January, like December, in Winchester, Missouri, is another cold winter month, with temperature in the range of an average high of 38.5°F (3.6°C) and an average low of 24.6°F (-4.1°C). January, with average temperatures reaching a high of 38.5°F (3.6°C) and a low of 24.6°F (-4.1°C), is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a frosty month in Winchester, Missouri, with temperature in the range of an average low of 28°F (-2.2°C) and an average high of 43°F (6.1°C). With February's arrival, Winchester's weather records an average high-temperature of a frosty 43°F (6.1°C), marking little difference from January's 38.5°F (3.6°C). Weather in February »

Weather in March

March, the first month of the spring in Winchester, is a cool month, with an average temperature fluctuating between 38.1°F (3.4°C) and 54.9°F (12.7°C). The rise of average high-temperatures is seen in March, with an increase from a chilly 43°F (6.1°C) in February to a fresh 54.9°F (12.7°C). Weather in March »

Weather in April

April in Winchester, Missouri, is an enjoyable spring month, with temperature in the range of an average low of 47.8°F (8.8°C) and an average high of 65.8°F (18.8°C). April's onset brings a rise in the average high-temperature, moving from a fresh 54.9°F (12.7°C) in March to an enjoyable 65.8°F (18.8°C). Weather in April »

Weather in May

May, the last month of the spring in Winchester, is a warm month, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 57.4°F (14.1°C). In Winchester, the onset of May comes with an increased average high-temperature, moving from April's refreshing 65.8°F (18.8°C) to a warm 75.7°F (24.3°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Winchester, Missouri, with an average temperature fluctuating between 66.4°F (19.1°C) and 85.3°F (29.6°C). As June arrives, Winchester's weather shows an increase in high-temperatures, moving from May's moderately hot 75.7°F (24.3°C) to a still warm 85.3°F (29.6°C). Weather in June »

Weather in July

July in Winchester, Missouri, is a tropical summer month, with an average temperature ranging between max 88.2°F (31.2°C) and min 69.3°F (20.7°C). July is the month when Winchester sees the highest average temperatures, with a high of 88.2°F (31.2°C) and a low of 69.3°F (20.7°C). For July, the heat index is estimated at a blisteringly hot 104°F (40°C). Weather in July »

Weather in August

August, the last month of the summer in Winchester, is another tropical month, with an average temperature varying between 67.3°F (19.6°C) and 86.5°F (30.3°C). Winchester's average high-temperature marks a still tropical 86.5°F (30.3°C) with the advent of August, closely mirroring that of the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Winchester, is still a warm month, with an average temperature fluctuating between 80.1°F (26.7°C) and 59.9°F (15.5°C). A moderate decline in average high-temperatures is noted in September, moving from a tropical 86.5°F (30.3°C) in August to a warm 80.1°F (26.7°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Winchester, Missouri, with temperature in the range of an average high of 66.6°F (19.2°C) and an average low of 48.9°F (9.4°C). In Winchester, entering October brings a temperature decrement, reducing from September's warm 80.1°F (26.7°C) to a refreshing 66.6°F (19.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Winchester, Missouri, with temperature in the range of an average low of 37.9°F (3.3°C) and an average high of 53.8°F (12.1°C). Stepping into November, Winchester observes a temperature decline, with the average high falling from October's comfortable 66.6°F (19.2°C) to a fresh 53.8°F (12.1°C). Weather in November »

Weather in December

December, the first month of the winter in Winchester, is also a frosty month, with an average temperature ranging between min 30.2°F (-1°C) and max 43.3°F (6.3°C). Start of December brings a shift in the average high-temperature, falling from November's fresh 53.8°F (12.1°C) to a chilly 43.3°F (6.3°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 month in Winchester?

Winchester reaches its average lowest temperatures in January, measuring 38.5°F (3.6°C) at the peak and 24.6°F (-4.1°C) at the lowest.

How many days does it rain in Winchester?

In Winchester, during the entire year, the rain falls for 134.1 days and collects up to 23.82" (605mm) of precipitation.

When does it snow in Winchester?

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

How many days does it snow in Winchester?

In Winchester, Missouri, during the entire year, snow falls for 19.5 days and aggregates up to 4.29" (109mm) of snow.

What is the month with the least sunshine in Winchester?

The month with the least sunshine is January, with an average of 4.6h of sunshine.

When is the lowest UV index in Winchester?

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

What is the driest month in Winchester?

February is the month with the least rainfall in Winchester. Rain falls for 6.7 days and accumulates 1.1" (28mm) of precipitation.

When is Daylight Saving Time (DST) in Winchester?

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.

When it does not snow in Winchester?

In Winchester, Missouri, snow does not fall in April through October.

What is the most humid month in Winchester?

With an average relative humidity of 78%, May is the most humid month in Winchester, Missouri.

What is the wettest month in Winchester?

May is the month with the most rainfall in Winchester, Missouri. Rain falls for 16.3 days and accumulates 3.03" (77mm) of precipitation.

When are the longest days in Winchester?

June has the longest days of the year, with an average of 14h and 48min of daylight.

What is the warmest month in Winchester?

Winchester experiences its average highest temperatures in July, reaching a peak of 88.2°F (31.2°C) and a minimum of 69.3°F (20.7°C).

What month has the most sunshine in Winchester?

The month with the most sunshine is July, with an average of 10.4h of sunshine.

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

The month with the highest UV index is July, with an average maximum UV index of 7.

What is the least humid month in Winchester?

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

When does it snow the most in Winchester?

December is the month with the most snowfall in Winchester. Snow falls for 4.1 days and accumulates 1.3" (33mm) of snow.

What is the month with the shortest days in Winchester?

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

Average temperature
Winchester, MO

Average temperature - Winchester, MO

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (38.5°F).

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

Average pressure
Winchester, MO

Average pressure - Winchester, 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
Winchester, MO

Average wind speed - Winchester, MO

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity
Winchester, MO

Average humidity - Winchester, MO

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

Average rainfall
Winchester, MO

Average rainfall - Winchester, MO

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.1").

Average rainfall days
Winchester, MO

Average rainfall days - Winchester, MO

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is December (6.1 days).

Average snowfall
Winchester, MO

Average snowfall - Winchester, MO

The month with the highest snowfall is December (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Winchester, MO

Average snowfall days - Winchester, MO

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July and August (0 days).

Average daylight / Average sunshine
Winchester, MO

Average daylight / Average sunshine - Winchester, 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 24min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days
Winchester, MO

Average sunshine days - Winchester, MO

The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is May (12.6 days).

Average UV index
Winchester, MO

Average UV index - Winchester, MO

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

Average visibility
Winchester, MO

Average visibility - Winchester, 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).

Winchester, Missouri, USA

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