August weather forecast
Bishop Hill, IL

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Weather in August

August, the last month of the summer in Bishop Hill, is another warm month, with an average temperature fluctuating between 63°F (17.2°C) and 80.2°F (26.8°C).

Temperature

The ushering in of August brings an average high-temperature of a still moderately hot 80.2°F (26.8°C), closely mirroring the 81.1°F (27.3°C) of July. Throughout August nights, Bishop Hill registers an average low-temperature of 63°F (17.2°C).

Humidity

In Bishop Hill, the average relative humidity in August is 81%.

Rainfall

In August, in Bishop Hill, the rain falls for 13.2 days. Throughout August, 1.42" (36mm) of precipitation is accumulated. In Bishop Hill, Illinois, during the entire year, the rain falls for 127.7 days and collects up to 17.8" (452mm) of precipitation.

Snowfall

May through September are months without snowfall in Bishop Hill.

Daylight

In Bishop Hill, Illinois, the average length of the day in August is 13h and 46min.
On the first day of August, sunrise is at 5:56 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 7:34 pm CDT.

Sunshine

The average sunshine in August in Bishop Hill is 9.9h.

UV index

In August, the average daily maximum UV index in Bishop Hill is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 5 in August translates into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature in Bishop Hill?

The high-temperature, in August, in Bishop Hill, records 80.2°F (26.8°C), while the low-temperature is 63°F (17.2°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 87.8°F (31°C).

What is the average humidity in August in Bishop Hill?

In Bishop Hill, Illinois, the average relative humidity in August is 81%.

How much does it rain in Bishop Hill in August?

In August, in Bishop Hill, the rain falls for 13.2 days. Throughout August, 1.42" (36mm) of precipitation is accumulated.

When it does not snow in Bishop Hill?

May through September are months without snowfall.

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

In August, the average day length is 13h and 46min.

When is the sunrise / sunset in August in Bishop Hill?

In August, on the first day of the month, sunrise is at 5:56 am and sunset at 8:16 pm. On the last day of the month, in Bishop Hill, Illinois, sunrise is at 6:26 am and sunset at 7:34 pm CDT.

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

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

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

In August, the average daily maximum UV index in Bishop Hill, Illinois, is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Bishop Hill, IL

Average temperature in August - Bishop Hill, IL
  • Average high temperature in August: 80.2°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in August: 63°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

Average pressure in August
Bishop Hill, IL

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Bishop Hill, IL

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

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in August
Bishop Hill, IL

Average humidity in August - Bishop Hill, IL
  • Average humidity in August: 81%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in August
Bishop Hill, IL

Average rainfall in August - Bishop Hill, IL
  • Average rainfall in August: 1.42"

The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is December (0.71").

Average rainfall days in August
Bishop Hill, IL

Average rainfall days in August - Bishop Hill, IL
  • Average rainfall days in August: 13.2 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (4 days).

Average snowfall in August
Bishop Hill, IL

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

The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Bishop Hill, IL

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

The month with the highest number of snowfall days is January (10.5 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
Bishop Hill, IL

Average daylight in August / Average sunshine in August - Bishop Hill, IL
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 9h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in August
Bishop Hill, IL

Average sunshine days in August - Bishop Hill, IL
  • Average sunshine days in August: 13.5 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.2 days).

Average UV index in August
Bishop Hill, IL

Average UV index in August - Bishop Hill, IL
  • Average UV index in August: 5

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

Average cloud cover in August
Bishop Hill, IL

Average cloud cover in August - Bishop Hill, IL
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in August
Bishop Hill, IL

Average visibility in August - Bishop Hill, IL
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).

Bishop Hill, Illinois, USA

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