Climate and monthly weather forecast
Newark, IL

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Weather in January

January, like December, is a freezing cold winter month in Newark, Illinois, with an average temperature varying between 28.8°F (-1.8°C) and 17.1°F (-8.3°C). Newark's January weather reaches an average high of 28.8°F (-1.8°C) and an average low of 17.1°F (-8.3°C), making it the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Newark, is an icy month, with temperature in the range of an average low of 19.9°F (-6.7°C) and an average high of 33.1°F (0.6°C). The shift into February uncovers an average high-temperature of a wintry 33.1°F (0.6°C), subtly different from the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Newark, Illinois, with an average temperature fluctuating between 46.4°F (8°C) and 32°F (0°C). An escalation in the average high-temperature is seen with the onset of March, moving from a cold 33.1°F (0.6°C) in February to a frosty 46.4°F (8°C). Weather in March »

Weather in April

April in Newark, Illinois, is a mild spring month, with an average temperature varying between 41.7°F (5.4°C) and 58.5°F (14.7°C). April's onset brings a rise in the average high-temperature, moving from a frosty 46.4°F (8°C) in March to a moderate 58.5°F (14.7°C). Weather in April »

Weather in May

May, the last month of the spring in Newark, is a pleasant month, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 70.3°F (21.3°C). Newark's transition into May sees a rise in the average high-temperature, advancing from a moderate 58.5°F (14.7°C) in April to a pleasant 70.3°F (21.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Newark, Illinois, with an average temperature fluctuating between 61.3°F (16.3°C) and 78.6°F (25.9°C). The beginning of June signals a minor rise in the average high-temperature, moving from an agreeable 70.3°F (21.3°C) in May to a moderately hot 78.6°F (25.9°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Newark, Illinois, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 81°F (27.2°C). Newark's warmest month, July, generally records average temperatures ranging from a high of 81°F (27.2°C) to a low of 64°F (17.8°C). In July, the average heat index is calculated to be a hot 87.8°F (31°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Newark, Illinois, with an average temperature fluctuating between 62.1°F (16.7°C) and 79.3°F (26.3°C). The advent of August brings an average high-temperature of a still moderately hot 79.3°F (26.3°C), almost identical to the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Newark, Illinois, with an average temperature varying between 56.1°F (13.4°C) and 74.5°F (23.6°C). The high-temperature average in September for Newark, Illinois, is a still moderately hot 74.5°F (23.6°C), staying closely aligned with August's conditions. Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Newark, Illinois, with an average temperature ranging between min 45.5°F (7.5°C) and max 61.7°F (16.5°C). The commencement of October indicates a shift in the average high-temperature, receding from September's moderately hot 74.5°F (23.6°C) to a refreshing 61.7°F (16.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Newark, Illinois, with an average temperature fluctuating between 33.4°F (0.8°C) and 46.8°F (8.2°C). The shift from October to November brings a noticeable decrease in the average high-temperature, dropping from a comfortable 61.7°F (16.5°C) to a frosty 46.8°F (8.2°C). Weather in November »

Weather in December

December, the first month of the winter in Newark, is also a wintry month, with an average temperature varying between 34.7°F (1.5°C) and 24.8°F (-4°C). Newark's average high-temperature decreases in December, falling from a frosty 46.8°F (8.2°C) in November to a wintry 34.7°F (1.5°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in Newark?

January is the coldest month in Newark, with an average high-temperature of 28.8°F (-1.8°C) and an average low-temperature of 17.1°F (-8.3°C).

How many days does it rain in Newark?

In Newark, during the entire year, the rain falls for 97.4 days and collects up to 8.07" (205mm) of precipitation.

When does it snow in Newark?

January through April, October through December are months with snowfall in Newark.

What is the snowiest month in Newark?

The month with the most snowfall is January, when snow falls for 8.3 days and typically aggregates up to 0.98" (25mm) of snow.

How many days does it snow in Newark?

In Newark, Illinois, during the entire year, snow falls for 26.1 days and aggregates up to 3.54" (90mm) of snow.

What is the month with the least sunshine in Newark?

January has the least sunshine of the year, with an average of 3.8h of sunshine.

What are the months with the lowest UV index in Newark?

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

When is Daylight Saving Time (DST) in Newark?

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 in Newark?

May is the month with the most rainfall. Rain falls for 13.5 days and accumulates 1.14" (29mm) of precipitation.

When it does not snow in Newark?

In Newark, snow does not fall in May through September.

When are the longest days in Newark?

The month with the longest days in Newark, Illinois, is June, with an average of 15h and 6min of daylight.

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

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What part of the year is the hottest in Newark?

July stands out as Newark's warmest month, with temperatures ranging between an average high of 81°F (27.2°C) and a low of 64°F (17.8°C).

What is the most humid month in Newark?

July is the most humid month in Newark, Illinois, with an average relative humidity of 85%.

What month has the most sunshine in Newark?

With an average of 9.8h of sunshine, August has the most sunshine of the year.

What is the least humid month in Newark?

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

What is the driest month in Newark?

The month with the least rainfall in Newark is November, when the rain falls for 5.4 days and typically collects 0.35" (9mm) of precipitation.

What is the month with the shortest days in Newark?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

Average pressure
Newark, IL

Average pressure - Newark, IL

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed
Newark, IL

Average wind speed - Newark, IL

The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average rainfall
Newark, IL

Average rainfall - Newark, IL

The wettest month (with the highest rainfall) is May (1.14").
The driest month (with the least rainfall) is November (0.35").

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Average rainfall days
Newark, IL

Average rainfall days - Newark, IL

The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is January (3 days).

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Average snowfall
Newark, IL

Average snowfall - Newark, IL

The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Newark, IL

Average snowfall days - Newark, IL

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Newark, IL

Average daylight / Average sunshine - Newark, IL

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days
Newark, IL

Average sunshine days - Newark, IL

The month with the most sunshine days is December (23 days).
The month with the least sunshine days is May (14.7 days).

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Average visibility
Newark, IL

Average visibility - Newark, IL

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

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Newark, Illinois, USA

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