August weather forecast
Newark, IL

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Weather in August

August, the last month of the summer in Newark, is another warm month, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 62.1°F (16.7°C).

Temperature

August commences with an average high-temperature of a still warm 79.3°F (26.3°C), showing little deviation from July's 81°F (27.2°C). August witnesses an average nighttime temperature of 62.1°F (16.7°C) in Newark.

Humidity

The average relative humidity in August in Newark is 84%.

Rainfall

In Newark, in August, during 9.8 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. Throughout the year, there are 97.4 rainfall days, and 8.07" (205mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Newark, the average length of the day in August is 13h and 47min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:11 pm. On the last day of August, sunrise is at 6:20 am and sunset at 7:28 pm CDT.

Sunshine

The month with the most sunshine is August, with an average of 9.8h of sunshine.

UV index

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In August, a daily maximum UV index of 5 leads to the following instructions:
Undertake precautions - Guarding against sun damage is counselled. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

August temperatures vary between a high-temperature of 79.3°F (26.3°C) and a low-temperature of 62.1°F (16.7°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is computed to be 87.8°F (31°C).

What is the average humidity in August?

The average relative humidity in August is 84%.

How many days does it rain in August?

In Newark, during August, the rain falls for 9.8 days and regularly aggregates up to 0.59" (15mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

How many hours of daylight does Newark have in August?

In Newark, the average day length in August is 13h and 47min.

When are sunrise and sunset in August?

On the first day of August in Newark, sunrise is at 5:49 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 7:28 pm CDT.

What month has the most sunshine?

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

How many hours of sunshine does Newark have in August?

In August, the average sunshine duration is 9.8h.

What is the UV index reading in August?

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Newark, IL

Average temperature in August - Newark, IL
  • Average high temperature in August: 79.3°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in August
Newark, IL

Average pressure in August - Newark, IL
  • Average pressure in August: 29.98"Hg

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

Average wind speed in August
Newark, IL

Average wind speed in August - Newark, IL
  • Average wind speed in August: 6mph

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

Average humidity in August
Newark, IL

Average humidity in August - Newark, IL
  • Average humidity in August: 84%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (73%).

Average rainfall in August
Newark, IL

Average rainfall in August - Newark, IL
  • Average rainfall in August: 0.59"

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

Average rainfall days in August
Newark, IL

Average rainfall days in August - Newark, IL
  • Average rainfall days in August: 9.8 days

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).

Average snowfall in August
Newark, IL

Average snowfall in August - Newark, IL
  • Average snowfall in August: 0"

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

Average snowfall days in August
Newark, IL

Average snowfall days in August - Newark, IL
  • Average snowfall days in August: 0 days

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).

Average daylight in August /
Average sunshine in August
Newark, IL

Average daylight in August / Average sunshine in August - Newark, IL
  • Average daylight in August: 13h and 5min

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).

  • Average sunshine in August: 9h and 5min

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).

Average sunshine days in August
Newark, IL

Average sunshine days in August - Newark, IL
  • Average sunshine days in August: 18.4 days

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

Average UV index in August
Newark, IL

Average UV index in August - Newark, IL
  • Average UV index in August: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in August
Newark, IL

Average cloud cover in August - Newark, IL
  • Average cloud cover in August: 34

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 33).

Average visibility in August
Newark, IL

Average visibility in August - Newark, IL
  • Average visibility in August: 5mi

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).

Newark, Illinois, USA

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