Climate and monthly weather forecast
Big Bay, IL

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Weather in January

January, the same as December, is an icy winter month in Big Bay, Illinois, with an average temperature varying between 28°F (-2.2°C) and 41.4°F (5.2°C). January, recording an average high temperature of 41.4°F (5.2°C) and a low temperature of 28°F (-2.2°C), is Big Bay's coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a chilly month in Big Bay, Illinois, with an average temperature ranging between max 45.7°F (7.6°C) and min 31.6°F (-0.2°C). The transition into February marks the average high-temperature at a frosty 45.7°F (7.6°C), differing minimally 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 Big Bay, Illinois, with an average temperature ranging between max 56.3°F (13.5°C) and min 40.5°F (4.7°C). As Big Bay, Illinois, welcomes March, the average high-temperature sees a rise, transitioning 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 in Big Bay, Illinois, is a refreshing spring month, with an average temperature ranging between max 67.1°F (19.5°C) and min 49.5°F (9.7°C). Big Bay sees an increase in average high-temperatures during April, moving from 56.3°F (13.5°C) in March to a still refreshing 67.1°F (19.5°C). Weather in April »

Weather in May

May, the last month of the spring in Big Bay, is a warm month, with an average temperature ranging between max 76.5°F (24.7°C) and min 59°F (15°C). The start of May is characterized by an increase in the average high-temperature, transitioning from a refreshing 67.1°F (19.5°C) in April to a warm 76.5°F (24.7°C). Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Big Bay, Illinois, with an average temperature fluctuating between 66.7°F (19.3°C) and 85.6°F (29.8°C). June's arrival brings a temperature shift, moving from a warm 76.5°F (24.7°C) in May to a still moderately hot 85.6°F (29.8°C). Weather in June »

Weather in July

July is a hot summer month in Big Bay, Illinois, with an average temperature varying between 68.9°F (20.5°C) and 88.3°F (31.3°C). July is the month that records the highest temperatures, with averages ranging from a high of 88.3°F (31.3°C) to a low of 68.9°F (20.5°C). The average heat index in July is computed to be an extremely hot 104°F (40°C). Weather in July »

Weather in August

August, the last month of the summer in Big Bay, is another hot month, with an average temperature ranging between max 86.7°F (30.4°C) and min 67.3°F (19.6°C). August's weather displays an average high-temperature of a still hot 86.7°F (30.4°C), slightly varied 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 Big Bay, Illinois, with an average temperature fluctuating between 61.7°F (16.5°C) and 81.5°F (27.5°C). September ushers in an average high-temperature of a moderately hot 81.5°F (27.5°C), aligning closely with the preceding month. Weather in September »

Weather in October

October, the same as September, in Big Bay, Illinois, is an agreeable autumn month, with an average temperature varying between 68.9°F (20.5°C) and 50.5°F (10.3°C). October indicates a shift in the average high-temperature, from September's moderately hot 81.5°F (27.5°C) to an agreeable 68.9°F (20.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Big Bay, is also a fresh month, with an average temperature fluctuating between 54.9°F (12.7°C) and 39.6°F (4.2°C). The onset of November results in a decrease in the average high-temperature, receding from a pleasant 68.9°F (20.5°C) in October to a cool 54.9°F (12.7°C). Weather in November »

Weather in December

December, the first month of the winter in Big Bay, is still a chilly month, with an average temperature ranging between min 33.3°F (0.7°C) and max 45.5°F (7.5°C). In the transition to December, Big Bay observes a drop in the average high-temperature, moving from a cool 54.9°F (12.7°C) in November to a frosty 45.5°F (7.5°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in Big Bay?

In Big Bay, January is known for its average lowest temperatures, reaching a high of 41.4°F (5.2°C) and a low of 28°F (-2.2°C).

How many days does it rain in Big Bay?

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

When does it snow in Big Bay?

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

How many days does it snow in Big Bay?

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

What is the month with the least sunshine in Big Bay?

With an average of 4.7h of sunshine, January has the least sunshine of the year in Big Bay, Illinois.

What is the month with the lowest UV index in Big Bay?

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

What is the snowiest month in Big Bay?

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

What is the most humid month in Big Bay?

The months with the highest humidity are March and May, with an average relative humidity of 79%.

When is Daylight Saving Time (DST) in Big Bay?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Big Bay, 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 in Big Bay?

The month with the most rainfall is April, when the rain falls for 16.1 days and typically aggregates up to 4.29" (109mm) of precipitation.

When it does not snow in Big Bay?

In Big Bay, snow does not fall in May through October.

What is the month with the highest UV index in Big Bay?

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

When are the longest days in Big Bay?

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

What is the month with the most sunshine in Big Bay?

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

What is the hottest time of year in Big Bay?

Big Bay, Illinois, experiences its highest temperatures in July, with an average peak of 88.3°F (31.3°C) and a low of 68.9°F (20.5°C).

What is the driest month in Big Bay?

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 in Big Bay?

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

What is the month with the shortest days in Big Bay?

With an average of 9h and 36min of daylight, December has the shortest days of the year in Big Bay, Illinois.

Average temperature
Big Bay, IL

Average temperature - Big Bay, 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).

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Average pressure
Big Bay, IL

Average pressure - Big Bay, 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).

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Average wind speed
Big Bay, IL

Average wind speed - Big Bay, 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).

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Average humidity
Big Bay, IL

Average humidity - Big Bay, IL

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

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Average rainfall
Big Bay, IL

Average rainfall - Big Bay, IL

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

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Average rainfall days
Big Bay, IL

Average rainfall days - Big Bay, 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).

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Average snowfall
Big Bay, IL

Average snowfall - Big Bay, 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").

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Average snowfall days
Big Bay, IL

Average snowfall days - Big Bay, 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).

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Average daylight / Average sunshine
Big Bay, IL

Average daylight / Average sunshine - Big Bay, 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).

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Average sunshine days
Big Bay, IL

Average sunshine days - Big Bay, IL

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

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Average UV index
Big Bay, IL

Average UV index - Big Bay, 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).

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Average visibility
Big Bay, IL

Average visibility - Big Bay, 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).

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Big Bay, Illinois, USA

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