Winona
Missouri, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Winona, MO

January, like December, in Winona, Missouri, is a wintry winter month, with average temperature varying between 26.1°F (-3.3°C) and 41.5°F (5.3°C). The coldest month is January, with an average high-temperature of 41.5°F (5.3°C) and an average low-temperature of 26.1°F (-3.3°C). Weather in January »

February, the last month of the winter, in Winona, is a chilly month, with average temperature ranging between min 29.7°F (-1.3°C) and max 45.3°F (7.4°C). In February, the average high-temperature is practically the same as in January - a frosty 45.3°F (7.4°C). Weather in February »

March, the first month of the spring, in Winona, is a mild month, with average temperature ranging between min 38.8°F (3.8°C) and max 55.9°F (13.3°C). In March, the average high-temperature rises, from a frosty 45.3°F (7.4°C) in February, to a moderate 55.9°F (13.3°C). Weather in March »

April in Winona, Missouri, is an enjoyable spring month, with average temperature fluctuating between 47.5°F (8.6°C) and 66.2°F (19°C). In April, the average high-temperature increases, from a moderate 55.9°F (13.3°C) in March, to a comfortable 66.2°F (19°C). Weather in April »

May, the last month of the spring, in Winona, is a warm month, with average temperature varying between 75.7°F (24.3°C) and 55.9°F (13.3°C). In Winona, the average high-temperature increases, from a comfortable 66.2°F (19°C) in April, to a moderately hot 75.7°F (24.3°C). Weather in May »

June, the first month of the summer, in Winona, is a hot month, with temperature in the range of an average high of 86°F (30°C) and an average low of 64.8°F (18.2°C). In Winona, the average high-temperature increases, from a moderately hot 75.7°F (24.3°C) in May, to a tropical 86°F (30°C). Weather in June »

July, like June, is another hot summer month in Winona, Missouri, with average temperature varying between 67.6°F (19.8°C) and 88.9°F (31.6°C). The warmest month is July, with an average high-temperature of 88.9°F (31.6°C) and an average low-temperature of 67.6°F (19.8°C). In July, the average heat index is calculated to an extremely hot 105.8°F (41°C). Weather in July »

August, the last month of the summer, in Winona, is another tropical month, with temperature in the range of an average low of 65.8°F (18.8°C) and an average high of 87.6°F (30.9°C). In Winona, the average high-temperature in August is essentially the same as in July - a still tropical 87.6°F (30.9°C). Weather in August »

The first month of the autumn, September, is also a moderately hot month in Winona, Missouri, with average temperature ranging between max 80.4°F (26.9°C) and min 59.5°F (15.3°C). In September, the average high-temperature slightly decreases, from a hot 87.6°F (30.9°C) in August, to a warm 80.4°F (26.9°C). Weather in September »

October, the same as September, is another enjoyable autumn month in Winona, Missouri, with average temperature fluctuating between 48.2°F (9°C) and 67.1°F (19.5°C). In October, the average high-temperature decreases, from a moderately hot 80.4°F (26.9°C) in September, to a comfortable 67.1°F (19.5°C). Weather in October »

November, the last month of the autumn, in Winona, is another cool month, with average temperature fluctuating between 38.1°F (3.4°C) and 54.7°F (12.6°C). In Winona, the average high-temperature in November decreases, from an enjoyable 67.1°F (19.5°C) in October, to a fresh 54.7°F (12.6°C). Weather in November »

The first month of the winter, December, is also a frosty month in Winona, Missouri, with temperature in the range of an average low of 31.1°F (-0.5°C) and an average high of 44.8°F (7.1°C). In December, the average high-temperature decreases, from a cool 54.7°F (12.6°C) in November, to a chilly 44.8°F (7.1°C). Weather in December »

What is the coldest month in Winona?

January is the coldest month, with an average high-temperature of 41.5°F (5.3°C) and an average low-temperature of 26.1°F (-3.3°C).

How much does it rain in Winona?

Throughout the year, in Winona, there are 139.5 rainfall days, and 25.87" (657mm) of precipitation is accumulated.

When does it snow in Winona?

January through April, November and December are months with snowfall in Winona, Missouri.

How many days does it snow in Winona?

In Winona, Missouri, during the entire year, snow falls for 17.2 days, and aggregates up to 4.84" (123mm) of snow.

When is the lowest UV index in Winona?

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

When does it snow the most in Winona?

February is the month with the most snowfall in Winona, Missouri. Snow falls for 4.6 days and accumulates 1.77" (45mm) of snow.

What is the month with the least sunshine in Winona?

With an average of 4.8h of sunshine, February has the least sunshine of the year in Winona.

What is the most humid month in Winona?

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

What is the rainiest month in Winona?

Months with the most rainfall in Winona, Missouri, are April and May, with an average 3.15" (80mm) of precipitation.

When it does not snow in Winona?

May through October are months without snowfall.

When is the highest UV index in Winona?

Months with the highest UV index are May through August, with an average maximum UV index of 6.

When are the longest days in Winona?

With an average of 14.7h of daylight, June has the longest days of the year.

What month has the most sunshine in Winona?

June has the most sunshine of the year, with an average of 10.3h of sunshine.

What is the warmest month in Winona?

July is the warmest month, with an average high-temperature of 88.9°F (31.6°C) and an average low-temperature of 67.6°F (19.8°C).

What is the driest month in Winona?

September is the month with the least rainfall in Winona. Rain falls for 10.3 days and accumulates 1.22" (31mm) of precipitation.

What is the least humid month in Winona?

The least humid month is October, with an average relative humidity of 73%.

What is the month with the shortest days in Winona?

With an average of 9.7h of daylight, December has the shortest days of the year in Winona.
Average rainfall - Winona, MO
Average rainfall days - Winona, MO

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is December (7 days).

Average snowfall - Winona, MO
Average snowfall days - Winona, MO

The month with the highest number of snowfall days is January (5.2 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Winona, MO

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.7h).

The month with the most sunshine is June (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average UV index - Winona, MO