August weather forecast
Somerset, IL

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Weather in August

The last month of the summer, August, is another warm month in Somerset, Illinois, with temperature in the range of an average high of 85.6°F (29.8°C) and an average low of 66°F (18.9°C).

Temperature

August ushers in an average high-temperature of a moderately hot 85.6°F (29.8°C), aligning closely with the preceding month. In August, Somerset's temperature tends to fall to an average low of 66°F (18.9°C) during the night.

Heat index

For August, the heat index is computed to be a torrid 96.8°F (36°C). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
Understanding the heat index involves considering values for shaded locales with light wind. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In Somerset, the average relative humidity in August is 76%.

Rainfall

In Somerset, in August, it is raining for 13.8 days, with typically 2.52" (64mm) of accumulated precipitation. In Somerset, during the entire year, the rain falls for 158.6 days and collects up to 36.02" (915mm) of precipitation.

Snowfall

May through September are months without snowfall in Somerset.

Daylight

In August, the average length of the day in Somerset is 13h and 34min.
On the first day of August in Somerset, sunrise is at 5:58 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:24 pm CDT.

Sunshine

In Somerset, the average sunshine in August is 10.3h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

How hot is it in Somerset in August?

In August, the average high-temperature and low-temperature are 85.6°F (29.8°C) and 66°F (18.9°C) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in August is computed to be 96.8°F (36°C).

What is the average humidity in August in Somerset?

In August, the average relative humidity is 76%.

How much does it rain in Somerset in August?

In Somerset, during August, the rain falls for 13.8 days and regularly aggregates up to 2.52" (64mm) of precipitation.

When it does not snow in Somerset?

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

How many hours of daylight does Somerset have in August?

The average day length in August is 13h and 34min.

What time are sunrise and sunset in August in Somerset?

On the first day of August, sunrise is at 5:58 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:24 pm CDT.

How many hours of sunshine does Somerset have in August?

The average sunshine duration in August in Somerset, Illinois, is 10.3h.

What are the months with the highest UV index in Somerset?

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

What is the UV index reading in August in Somerset?

In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to 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
Somerset, IL

Average temperature in August - Somerset, IL
  • Average high temperature in August: 85.6°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in August: 66°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in August
Somerset, IL

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Somerset, IL

Average wind speed in August - Somerset, IL
  • Average wind speed in August: 5.8mph

The windiest months (with the highest average wind speed) are January and February (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in August
Somerset, IL

Average humidity in August - Somerset, IL
  • Average humidity in August: 76%

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

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Average rainfall in August
Somerset, IL

Average rainfall in August - Somerset, IL
  • Average rainfall in August: 2.52"

The wettest month (with the highest rainfall) is April (4.8").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in August
Somerset, IL

Average rainfall days in August - Somerset, IL
  • Average rainfall days in August: 13.8 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (9.7 days).

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Average snowfall in August
Somerset, IL

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

The month with the highest snowfall is January (1.73").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Somerset, IL

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

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Somerset, IL
  • Average daylight in August: 13h and 4min

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).

  • Average sunshine in August: 10h and 2min

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

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Average sunshine days in August
Somerset, IL

Average sunshine days in August - Somerset, IL
  • Average sunshine days in August: 15 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (9.9 days).

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Average UV index in August
Somerset, IL

Average UV index in August - Somerset, IL
  • Average UV index in August: 6

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 cloud cover in August
Somerset, IL

Average cloud cover in August - Somerset, IL
  • Average cloud cover in August: 29

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

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Average visibility in August
Somerset, IL

Average visibility in August - Somerset, IL
  • Average visibility in August: 6mi

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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Somerset, Illinois, USA

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