Climate and monthly weather forecast
Old Brownfield, IL

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Weather in January

January, like December, in Old Brownfield, Illinois, is an icy winter month, with an average temperature fluctuating between 28°F (-2.2°C) and 41.4°F (5.2°C). January is the month when Old Brownfield experiences its coldest temperatures, averaging a high of 41.4°F (5.2°C) and a low of 28°F (-2.2°C). Weather in January »

Weather in February

The last month of the winter, February, is a chilly month in Old Brownfield, Illinois, with an average temperature fluctuating between 31.6°F (-0.2°C) and 45.7°F (7.6°C). February's onset records a minor alteration in the average high-temperature to a chilly 45.7°F (7.6°C) from January's 41.4°F (5.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a moderate month in Old Brownfield, Illinois, with an average temperature fluctuating between 56.3°F (13.5°C) and 40.5°F (4.7°C). March's onset witnesses a shift in the average high-temperature, moving from a chilly 45.7°F (7.6°C) in February to a moderate 56.3°F (13.5°C). Weather in March »

Weather in April

April is a comfortable spring month in Old Brownfield, Illinois, with an average temperature ranging between min 49.5°F (9.7°C) and max 67.1°F (19.5°C). The beginning of April signals a rise in the average high-temperature, moving from a mild 56.3°F (13.5°C) in March to a comfortable 67.1°F (19.5°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Old Brownfield, Illinois, with an average temperature ranging between min 59°F (15°C) and max 76.5°F (24.7°C). May's onset brings a temperature rise, moving from a refreshing 67.1°F (19.5°C) in April to a moderately hot 76.5°F (24.7°C). Weather in May »

Weather in June

June, the first month of the summer in Old Brownfield, is also a moderately hot month, with an average temperature fluctuating between 85.6°F (29.8°C) and 66.7°F (19.3°C). June's arrival is marked by an increase in the average high-temperature, moving from a moderately hot 76.5°F (24.7°C) in May to a still warm 85.6°F (29.8°C). Weather in June »

Weather in July

July in Old Brownfield, Illinois, is a tropical summer month, with an average temperature fluctuating between 88.3°F (31.3°C) and 68.9°F (20.5°C). In Old Brownfield, the average temperatures in July are the highest, with a peak at 88.3°F (31.3°C) and a low of 68.9°F (20.5°C). For July, the heat index is evaluated at a scorching 104°F (40°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Old Brownfield, Illinois, with an average temperature fluctuating between 67.3°F (19.6°C) and 86.7°F (30.4°C). Old Brownfield's August showcases an average high-temperature of a still tropical 86.7°F (30.4°C), hardly distinct from July's 88.3°F (31.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Old Brownfield, Illinois, with an average temperature varying between 61.7°F (16.5°C) and 81.5°F (27.5°C). Old Brownfield's average high-temperature in September sits at a warm 81.5°F (27.5°C), showing little difference from the previous month. Weather in September »

Weather in October

October, the same as September, in Old Brownfield, Illinois, is another pleasant autumn month, with an average temperature varying between 68.9°F (20.5°C) and 50.5°F (10.3°C). The start of October involves a temperature drop, moving from a warm 81.5°F (27.5°C) in September to a pleasant 68.9°F (20.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Old Brownfield, Illinois, with an average temperature varying between 39.6°F (4.2°C) and 54.9°F (12.7°C). November's arrival coincides with a drop in the average high-temperature, decreasing from October's agreeable 68.9°F (20.5°C) to a cool 54.9°F (12.7°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in Old Brownfield, Illinois, with an average temperature fluctuating between 45.5°F (7.5°C) and 33.3°F (0.7°C). Old Brownfield in December undergoes a mild reduction in the average high-temperature, shifting from November's fresh 54.9°F (12.7°C) to a chilly 45.5°F (7.5°C). Weather in December »
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

January, on average, is the coldest month, registering a high temperature of 41.4°F (5.2°C) and a low of 28°F (-2.2°C).

How much does it rain?

In Old Brownfield, during the entire year, the rain falls for 160.7 days and collects up to 36.73" (933mm) of precipitation.

When does it snow?

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

How much does it snow?

Throughout the year, there are 12.9 snowfall days, and 4.33" (110mm) of snow is accumulated.

What is the month with the least sunshine?

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

What are the months with the lowest UV index?

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

When does it snow the most?

February is the month with the most snowfall. Snow falls for 3.8 days and accumulates 1.61" (41mm) of snow.

What are the most humid months in Old Brownfield?

March and May, with an average relative humidity of 79%, are most humid months.

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 rainiest month?

April is the month with the most rainfall. Rain falls for 16.1 days and accumulates 4.29" (109mm) of precipitation.

When it does not snow?

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

What is the month 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?

With an average of 14h and 42min of daylight, June has the longest days of the year.

What is the month with the most sunshine?

June and July, with an average of 10.6h of sunshine, are months with the most sunshine.

What are the warmest months?

Old Brownfield experiences its average highest temperatures in July, reaching a peak of 88.3°F (31.3°C) and a minimum of 68.9°F (20.5°C).

What is the driest month?

The month with the least rainfall is September, when the rain falls for 11.1 days and typically collects 1.5" (38mm) of precipitation.

What is the least humid month?

With an average relative humidity of 70%, October is the least humid month in Old Brownfield.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 36min of daylight.

Average temperature
Old Brownfield, IL

Average temperature - Old Brownfield, IL

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41.4°F).

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28°F).

Average pressure
Old Brownfield, IL

Average pressure - Old Brownfield, IL

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed
Old Brownfield, IL

Average wind speed - Old Brownfield, IL

The windiest months (with the highest average wind speed) are January, March and April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

Average humidity
Old Brownfield, IL

Average humidity - Old Brownfield, IL

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

Average rainfall
Old Brownfield, IL

Average rainfall - Old Brownfield, IL

The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days
Old Brownfield, IL

Average rainfall days - Old Brownfield, IL

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is October (10.2 days).

Average snowfall
Old Brownfield, IL

Average snowfall - Old Brownfield, IL

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Old Brownfield, IL

Average snowfall days - Old Brownfield, IL

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Old Brownfield, IL

Average daylight / Average sunshine - Old Brownfield, IL

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 36min).

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days
Old Brownfield, IL

Average sunshine days - Old Brownfield, IL

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is May (11 days).

Average UV index
Old Brownfield, IL

Average UV index - Old Brownfield, IL

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 and December (UV index 2).

Average visibility
Old Brownfield, IL

Average visibility - Old Brownfield, IL

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 Brownfield, Illinois, USA

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