August weather forecast
Milton, IL

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Weather in August

The last month of the summer, August, is also a moderately hot month in Milton, Illinois, with an average temperature varying between 65.5°F (18.6°C) and 83.5°F (28.6°C).

Temperature

Milton, Illinois, experiences a recorded average high-temperature of a still moderately hot 83.5°F (28.6°C) in August, closely aligned with July's 84.4°F (29.1°C). During August, Milton's temperature averages to a refreshing 65.5°F (18.6°C) at night.

Heat index

August's average heat index is evaluated at a tropical 91.4°F (33°C). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital 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.

Humidity

The average relative humidity in August is 78%.

Rainfall

In August, in Milton, the rain falls for 12.4 days. Throughout August, 1.85" (47mm) of precipitation is accumulated. In Milton, during the entire year, the rain falls for 128.8 days and collects up to 18.35" (466mm) of precipitation.

Snowfall

In Milton, Illinois, snow does not fall in May through October.

Daylight

In August, the average length of the day is 13h and 41min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:15 pm. On the last day of August, sunrise is at 6:30 am and sunset at 7:34 pm CDT.

Sunshine

The average sunshine in August is 10h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 6 in August translates into these instructions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August in Milton?

Milton in August has an average high-temperature of 83.5°F (28.6°C) and an average low-temperature of 65.5°F (18.6°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 91.4°F (33°C).

What is the average humidity in August in Milton?

The average relative humidity in August in Milton, Illinois, is 78%.

How many days does it rain in August in Milton?

In August, the rain falls for 12.4 days. Throughout August, 1.85" (47mm) of precipitation is accumulated.

When it does not snow in Milton?

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

How many hours of daylight does Milton have in August?

In Milton, the average day length in August is 13h and 41min.

When are sunrise and sunset in August in Milton?

On the first day of August, sunrise is at 6:02 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:34 pm CDT.

How many hours of sunshine does Milton have in August?

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

When is the highest UV index in Milton?

The months with the highest UV index in Milton, Illinois, are June through August, with an average maximum UV index of 6.

What is the UV index reading in August in Milton?

In Milton, Illinois, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from 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
Milton, IL

Average temperature in August - Milton, IL
  • Average high temperature in August: 83.5°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in August: 65.5°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in August
Milton, IL

Average pressure in August - Milton, 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 (29.91"Hg).

Average wind speed in August
Milton, IL

Average wind speed in August - Milton, IL
  • Average wind speed in August: 6.2mph

The windiest months (with the highest average wind speed) are January, February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (6mph).

Average humidity in August
Milton, IL

Average humidity in August - Milton, IL
  • Average humidity in August: 78%

The months with the highest relative humidity are June and July (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Milton, IL

Average rainfall in August - Milton, IL
  • Average rainfall in August: 1.85"

The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is February (0.75").

Average rainfall days in August
Milton, IL

Average rainfall days in August - Milton, IL
  • Average rainfall days in August: 12.4 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in August
Milton, IL

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

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Milton, IL

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

The month with the highest number of snowfall days is January (6.3 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
Milton, IL

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

The month with the longest days is June (Average daylight: 14h and 54min).
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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in August
Milton, IL

Average sunshine days in August - Milton, IL
  • Average sunshine days in August: 16.4 days

The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is June (12.3 days).

Average UV index in August
Milton, IL

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Milton, IL

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

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June, July, August and September (Cloud cover 29).

Average visibility in August
Milton, IL

Average visibility in August - Milton, 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).

Milton, Illinois, USA

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