Climate and monthly weather forecast
Old Monroe, MO

Share

Weather in January

January, like December, in Old Monroe, Missouri, is a wintry winter month, with an average temperature fluctuating between 23.5°F (-4.7°C) and 37.4°F (3°C). In Old Monroe, the month of January registers the lowest temperatures, averaging 37.4°F (3°C) at the peak and 23.5°F (-4.7°C) at the lowest. Weather in January »

Weather in February

The last month of the winter, February, is also an icy month in Old Monroe, Missouri, with an average temperature varying between 27°F (-2.8°C) and 41.9°F (5.5°C). The advent of February denotes an average high-temperature of a still cold 41.9°F (5.5°C), subtly different from January's 37.4°F (3°C). Weather in February »

Weather in March

March, the first month of the spring in Old Monroe, is a cool month, with an average temperature varying between 37.9°F (3.3°C) and 54.1°F (12.3°C). The start of March brings a rise in the average high-temperature, moving from a wintry 41.9°F (5.5°C) in February to a cool 54.1°F (12.3°C). Weather in March »

Weather in April

April in Old Monroe, Missouri, is a comfortable spring month, with an average temperature ranging between max 65.5°F (18.6°C) and min 47.1°F (8.4°C). The arrival of April brings a change in Old Monroe's weather, with average high-temperatures moving from March's fresh 54.1°F (12.3°C) to a refreshing 65.5°F (18.6°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Old Monroe, Missouri, with an average temperature fluctuating between 56.7°F (13.7°C) and 74.7°F (23.7°C). May's arrival brings a temperature shift, moving from an enjoyable 65.5°F (18.6°C) in April to a moderately hot 74.7°F (23.7°C). Weather in May »

Weather in June

June, the first month of the summer in Old Monroe, is also a moderately hot month, with an average temperature ranging between min 65.8°F (18.8°C) and max 84.6°F (29.2°C). Old Monroe in June experiences an increase in the average high-temperature, moving from May's 74.7°F (23.7°C) to a still moderately hot 84.6°F (29.2°C). Weather in June »

Weather in July

July in Old Monroe, Missouri, is a tropical summer month, with an average temperature varying between 68°F (20°C) and 87.1°F (30.6°C). Old Monroe experiences its highest average temperatures in July, reaching a peak of 87.1°F (30.6°C) and a minimum of 68°F (20°C). July's average heat index is computed to be a very hot 102.2°F (39°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Old Monroe, Missouri, with an average temperature varying between 85.5°F (29.7°C) and 66°F (18.9°C). August commences with an average high-temperature of a moderately hot 85.5°F (29.7°C), showing little deviation from July's 87.1°F (30.6°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Old Monroe, Missouri, with an average temperature varying between 79.3°F (26.3°C) and 59.5°F (15.3°C). The advent of September brings a slight shift in average high-temperature, moving from a warm 85.5°F (29.7°C) in August to a still moderately hot 79.3°F (26.3°C). Weather in September »

Weather in October

October, like September, in Old Monroe, Missouri, is another refreshing autumn month, with an average temperature ranging between max 65.7°F (18.7°C) and min 48.2°F (9°C). October's arrival coincides with a drop in the average high-temperature, decreasing from September's warm 79.3°F (26.3°C) to a comfortable 65.7°F (18.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Old Monroe, Missouri, with an average temperature varying between 53.1°F (11.7°C) and 37.2°F (2.9°C). With November's onset, the weather shows a temperature decrease, transitioning from a refreshing 65.7°F (18.7°C) in October to a fresh 53.1°F (11.7°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Old Monroe, Missouri, with temperature in the range of an average high of 41.7°F (5.4°C) and an average low of 29.8°F (-1.2°C). With the onset of December, Old Monroe experiences a modest temperature adjustment, with the average high-temperature receding from a cool 53.1°F (11.7°C) in November to a wintry 41.7°F (5.4°C). Weather in December »
Updated: Jun 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

With an average high-temperature of 37.4°F (3°C) and an average low-temperature of 23.5°F (-4.7°C), January is the coldest month in Old Monroe.

How much does it rain?

In Old Monroe, during the entire year, the rain falls for 152.1 days and collects up to 32.01" (813mm) of precipitation.

When does it snow?

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

How much does it snow?

Throughout the year, there are 21.4 snowfall days, and 8.62" (219mm) of snow is accumulated.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 4.7h of sunshine.

What are the months with the lowest UV index?

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

What is the driest month?

February is the month with the least rainfall in Old Monroe. Rain falls for 8.1 days and accumulates 1.77" (45mm) of precipitation.

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 6.6 days and accumulates 3.15" (80mm) of snow.

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?

April is the month with the most rainfall. Rain falls for 15.8 days and accumulates 3.82" (97mm) of precipitation.

What is the most humid month?

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

When it does not snow?

In Old Monroe, snow does not fall in May through October.

When is the highest UV index in Old Monroe?

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

When are the longest days?

June has the longest days of the year, with an average of 14h and 54min of daylight.

What are the months with the most sunshine?

June and July, with an average of 10.5h of sunshine, are months with the most sunshine.

What time of the year is the hottest?

July is Old Monroe's warmest month, registering average high temperatures of 87.1°F (30.6°C) and lows of 68°F (20°C).

What is the least humid month?

With an average relative humidity of 72%, October is the least humid month.

What is the month with the shortest days?

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

Average temperature
Old Monroe, MO

Average temperature - Old Monroe, MO

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (37.4°F).

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure
Old Monroe, MO

Average pressure - Old Monroe, 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
Old Monroe, MO

Average wind speed - Old Monroe, MO

The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity
Old Monroe, MO

Average humidity - Old Monroe, MO

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Old Monroe, MO

Average rainfall - Old Monroe, MO

The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is February (1.77").

Average rainfall days
Old Monroe, MO

Average rainfall days - Old Monroe, MO

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (7.8 days).

Average snowfall
Old Monroe, MO

Average snowfall - Old Monroe, MO

The month with the highest snowfall is February (3.15").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Old Monroe, MO

Average snowfall days - Old Monroe, MO

The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Old Monroe, MO

Average daylight / Average sunshine - Old Monroe, MO

The month with the longest days is June (Average daylight: 14h and 54min).
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 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days
Old Monroe, MO

Average sunshine days - Old Monroe, MO

The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is June (10.9 days).

Average UV index
Old Monroe, MO

Average UV index - Old Monroe, 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, February, November and December (UV index 2).

Average visibility
Old Monroe, MO

Average visibility - Old Monroe, 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).

Old Monroe, Missouri, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location