August weather forecast
Ridgway, IL

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Weather in August

August, the last month of the summer in Ridgway, is another warm month, with an average temperature ranging between min 66.2°F (19°C) and max 84.9°F (29.4°C).

Temperature

Transitioning into August, Ridgway experiences an average high-temperature of a moderately hot 84.9°F (29.4°C), marking a minor shift from the preceding month. August nights in Ridgway, Illinois, observe an average temperature dip to a comfortable 66.2°F (19°C).

Heat index

August's mean heat index is calculated to be a sweltering 95°F (35°C). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to 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.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

In Ridgway, the average relative humidity in August is 77%.

Rainfall

In Ridgway, Illinois, in August, it is raining for 13.3 days, with typically 1.77" (45mm) of accumulated precipitation. Throughout the year, in Ridgway, there are 146.3 rainfall days, and 24.96" (634mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Ridgway.

Daylight

In Ridgway, the average length of the day in August is 13h and 35min.
On the first day of the month, sunrise is at 5:57 am and sunset at 8:01 pm. On the last day of August, sunrise is at 6:22 am and sunset at 7:23 pm CDT.

Sunshine

In August, the average sunshine in Ridgway is 10.4h.

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 hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, a regular UV index of 6 translates into these guidelines:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Ridgway during August?

The high-temperature, in August, in Ridgway, records 84.9°F (29.4°C), while the low-temperature is 66.2°F (19°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 95°F (35°C).

What is the average humidity in August in Ridgway?

In Ridgway, Illinois, the average relative humidity in August is 77%.

How much does it rain in Ridgway in August?

In Ridgway, Illinois, during August, the rain falls for 13.3 days and regularly aggregates up to 1.77" (45mm) of precipitation.

When it does not snow in Ridgway?

May through October are months without snowfall in Ridgway, Illinois.

What is the average length of the day in August in Ridgway?

In August, the average day length in Ridgway is 13h and 35min.

When are sunrise and sunset in August in Ridgway?

In August, on the first day of the month, sunrise is at 5:57 am and sunset at 8:01 pm. On the last day of the month, in Ridgway, sunrise is at 6:22 am and sunset at 7:23 pm CDT.

How long on average sun shines in August in Ridgway?

In August, the average sunshine duration in Ridgway is 10.4h.

When is the highest UV index in Ridgway?

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

How high is the UV index in August in Ridgway?

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
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
Ridgway, IL

Average temperature in August - Ridgway, IL
  • Average high temperature in August: 84.9°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in August: 66.2°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in August
Ridgway, IL

Average pressure in August - Ridgway, IL
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
Ridgway, IL

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

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in August
Ridgway, IL

Average humidity in August - Ridgway, IL
  • Average humidity in August: 77%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (70%).

Average rainfall in August
Ridgway, IL

Average rainfall in August - Ridgway, IL
  • Average rainfall in August: 1.77"

The wettest month (with the highest rainfall) is April (3.27").
The driest month (with the least rainfall) is September (1.14").

Average rainfall days in August
Ridgway, IL

Average rainfall days in August - Ridgway, IL
  • Average rainfall days in August: 13.3 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (9 days).

Average snowfall in August
Ridgway, IL

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

The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Ridgway, IL

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

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Ridgway, 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 July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in August
Ridgway, IL

Average sunshine days in August - Ridgway, IL
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is May (11.2 days).

Average UV index in August
Ridgway, IL

Average UV index in August - Ridgway, 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).

Average cloud cover in August
Ridgway, IL

Average cloud cover in August - Ridgway, IL
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in August
Ridgway, IL

Average visibility in August - Ridgway, 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).

Ridgway, Illinois, USA

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