August weather forecast
Basco, IL

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Weather in August

The last month of the summer, August, is also a moderately hot month in Basco, Illinois, with an average temperature varying between 63.9°F (17.7°C) and 82.2°F (27.9°C).

Temperature

With August's arrival, Basco's weather records an average high-temperature of a still warm 82.2°F (27.9°C), marking little difference from July's 82.9°F (28.3°C). Throughout the month of August, Basco observes an average nighttime temperature of 63.9°F (17.7°C).

Heat index

August's mean heat index is estimated at a hot 89.6°F (32°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
Heat index's context suggests values are appropriate for shady areas and slight breezes. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

In August, the average relative humidity is 79%.

Rainfall

In Basco, in August, during 12.2 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. In Basco, during the entire year, the rain falls for 128.2 days and collects up to 20.08" (510mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August is 13h and 43min.
On the first day of August, sunrise is at 6:03 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:37 pm CDT.

Sunshine

In August, the average sunshine is 10h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Resist overexposure. Safeguarding from solar damage is indispensable. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

An average high-temperature, in August, in Basco, is 82.2°F (27.9°C) and the average low-temperature is 63.9°F (17.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is estimated at 89.6°F (32°C).

What is the average humidity in August?

In Basco, the average relative humidity in August is 79%.

How much does it rain in August?

In Basco, during August, the rain falls for 12.2 days and regularly aggregates up to 1.69" (43mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

How many hours of daylight does Basco have in August?

The average day length in August in Basco is 13h and 43min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:03 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:37 pm CDT.

How long on average sun shines in August?

In Basco, the average sunshine duration in August is 10h.

When is the highest UV index in Basco?

June 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 Basco, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Basco, IL

Average temperature in August - Basco, IL
  • Average high temperature in August: 82.2°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

Average pressure in August
Basco, IL

Average pressure in August - Basco, IL
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in August
Basco, IL

Average wind speed in August - Basco, IL
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in August
Basco, IL

Average humidity in August - Basco, IL
  • Average humidity in August: 79%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (70%).

Average rainfall in August
Basco, IL

Average rainfall in August - Basco, IL
  • Average rainfall in August: 1.69"

The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is January (0.79").

Average rainfall days in August
Basco, IL

Average rainfall days in August - Basco, IL
  • Average rainfall days in August: 12.2 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (4.6 days).

Average snowfall in August
Basco, IL

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

The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Basco, IL

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

The month with the highest number of snowfall days is January (8.2 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
Basco, IL

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 10h and 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in August
Basco, IL

Average sunshine days in August - Basco, IL
  • Average sunshine days in August: 17.2 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is June (11.6 days).

Average UV index in August
Basco, IL

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in August
Basco, IL

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

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July, August and September (Cloud cover 29).

Average visibility in August
Basco, IL

Average visibility in August - Basco, 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).

Basco, Illinois, USA

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