August weather forecast
Bunker Hill, IL

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Weather in August

The last month of the summer, August, is another warm month in Bunker Hill, Illinois, with an average temperature fluctuating between 83.1°F (28.4°C) and 65.5°F (18.6°C).

Temperature

The shift from July to August is characterized by an average high-temperature of a still moderately hot 83.1°F (28.4°C), not significantly different from the 84.4°F (29.1°C) of July. Throughout August, Bunker Hill's nights cool down to an average of 65.5°F (18.6°C).

Heat index

The heat index value for August is estimated at a tropical 91.4°F (33°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

The average relative humidity in August is 80%.

Rainfall

The month with the most rainfall is August, when the rain falls for 12.3 days and typically aggregates up to 1.77" (45mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In August, the average length of the day in Bunker Hill, Illinois, is 13h and 39min.
On the first day of August in Bunker Hill, sunrise is at 6:01 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:31 pm CDT.

Sunshine

In August, the average sunshine in Bunker Hill, Illinois, is 9.9h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: An average UV index of 6 in August transforms into this advice:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

How hot does it get in Bunker Hill in August?

In August, in Bunker Hill, the average high-temperature is 83.1°F (28.4°C), and the average low-temperature is 65.5°F (18.6°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in August is estimated at 91.4°F (33°C).

What is the average humidity in August in Bunker Hill?

In August, the average relative humidity is 80%.

What is the wettest month in Bunker Hill?

The month with the most rainfall is August, when the rain falls for 12.3 days and typically aggregates up to 1.77" (45mm) of precipitation.

How many days does it rain in August in Bunker Hill?

In Bunker Hill, Illinois, during August, the rain falls for 12.3 days and regularly aggregates up to 1.77" (45mm) of precipitation.

When it does not snow in Bunker Hill?

April through October are months without snowfall in Bunker Hill, Illinois.

How many hours of daylight does Bunker Hill have in August?

In August, the average day length in Bunker Hill is 13h and 39min.

What time are sunrise and sunset in August in Bunker Hill?

In August, on the first day of the month, sunrise is at 6:01 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:31 pm CDT.

How long on average sun shines in August in Bunker Hill?

In Bunker Hill, Illinois, the average sunshine duration in August is 9.9h.

What is the month with the highest UV index in Bunker Hill?

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

What is the UV index intensity in August in Bunker Hill?

The average daily maximum UV index in August in Bunker Hill is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Bunker Hill, IL

Average temperature in August - Bunker Hill, IL
  • Average high temperature in August: 83.1°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 (36°F).

  • Average low temperature in August: 65.5°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (23°F).

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Average pressure in August
Bunker Hill, IL

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Bunker Hill, IL

Average wind speed in August - Bunker Hill, IL
  • Average wind speed in August: 5.9mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in August
Bunker Hill, IL

Average humidity in August - Bunker Hill, IL
  • Average humidity in August: 80%

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

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Average rainfall in August
Bunker Hill, IL

Average rainfall in August - Bunker Hill, IL
  • Average rainfall in August: 1.77"

The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is February (0.55").

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Average rainfall days in August
Bunker Hill, IL

Average rainfall days in August - Bunker Hill, IL
  • Average rainfall days in August: 12.3 days

The months with the highest number of rainy days are May and July (13.8 days).
The month with the least rainy days is December (5.1 days).

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Average snowfall in August
Bunker Hill, IL

Average snowfall in August - Bunker Hill, IL
  • Average snowfall in August: 0"

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

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Average snowfall days in August
Bunker Hill, IL

Average snowfall days in August - Bunker Hill, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (5.1 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
Bunker Hill, IL

Average daylight in August / Average sunshine in August - Bunker Hill, 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 30min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

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Average sunshine days in August
Bunker Hill, IL

Average sunshine days in August - Bunker Hill, IL
  • Average sunshine days in August: 16.5 days

The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is June (13.8 days).

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Average UV index in August
Bunker Hill, IL

Average UV index in August - Bunker Hill, 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).

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Average cloud cover in August
Bunker Hill, IL

Average cloud cover in August - Bunker Hill, IL
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and August (Cloud cover 29).

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Average visibility in August
Bunker Hill, IL

Average visibility in August - Bunker Hill, 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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Bunker Hill, Illinois, USA

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