August weather forecast
Flanagan, IL

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Weather in August

August, the last month of the summer in Flanagan, is another warm month, with temperature in the range of an average low of 62.4°F (16.9°C) and an average high of 80.1°F (26.7°C).

Temperature

Flanagan's weather in August displays an average high-temperature of a still moderately hot 80.1°F (26.7°C), showing minor disparity from July's 81°F (27.2°C). During August, Flanagan records an average temperature of 62.4°F (16.9°C) at night.

Humidity

The average relative humidity in August in Flanagan is 83%.

Rainfall

In August, in Flanagan, the rain falls for 12.8 days. Throughout August, 1.3" (33mm) of precipitation is accumulated. Throughout the year, in Flanagan, there are 125.3 rainfall days, and 15.71" (399mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Flanagan, the average length of the day in August is 13h and 45min.
On the first day of August in Flanagan, sunrise is at 5:52 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:28 pm CDT.

Sunshine

The months with the most sunshine in Flanagan are June and August, with an average of 9.8h of sunshine.

UV index

In Flanagan, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: A maximum high UV index of 5 in August translates into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What are the temperatures in Flanagan in August?

In Flanagan, in August, the average high-temperature is 80.1°F (26.7°C), and the average low-temperature is 62.4°F (16.9°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 87.8°F (31°C).

What is the average humidity in August in Flanagan?

In August, the average relative humidity is 83%.

How many days does it rain in August in Flanagan?

In Flanagan, in August, during 12.8 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

When it does not snow in Flanagan?

May through September are months without snowfall in Flanagan, Illinois.

How many hours of daylight does Flanagan have in August?

The average day length in August in Flanagan, Illinois, is 13h and 45min.

When are sunrise and sunset in August in Flanagan?

On the first day of August in Flanagan, sunrise is at 5:52 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:28 pm CDT.

What is the month with the most sunshine in Flanagan?

June and August, with an average of 9.8h of sunshine, are months with the most sunshine in Flanagan.

How long on average sun shines in August in Flanagan?

The average sunshine duration in August in Flanagan, Illinois, is 9.8h.

What is the UV index intensity in August in Flanagan?

The average daily maximum UV index in August in Flanagan is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Flanagan, IL

Average temperature in August - Flanagan, IL
  • Average high temperature in August: 80.1°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in August: 62.4°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in August
Flanagan, IL

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Flanagan, IL

Average wind speed in August - Flanagan, IL
  • Average wind speed in August: 6.3mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in August
Flanagan, IL

Average humidity in August - Flanagan, IL
  • Average humidity in August: 83%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Flanagan, IL

Average rainfall in August - Flanagan, IL
  • Average rainfall in August: 1.3"

The wettest month (with the highest rainfall) is May (2.44").
The driest months (with the least rainfall) are January and February (0.71").

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Average rainfall days in August
Flanagan, IL

Average rainfall days in August - Flanagan, IL
  • Average rainfall days in August: 12.8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.3 days).

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Average snowfall in August
Flanagan, IL

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

The month with the highest snowfall is January (1.73").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Flanagan, IL

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

The month with the highest number of snowfall days is January (10.2 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
Flanagan, IL

Average daylight in August / Average sunshine in August - Flanagan, 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 August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in August
Flanagan, IL

Average sunshine days in August - Flanagan, IL
  • Average sunshine days in August: 14.4 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in August
Flanagan, IL

Average UV index in August - Flanagan, 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 December (UV index 1).

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Average cloud cover in August
Flanagan, IL

Average cloud cover in August - Flanagan, IL
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 32).

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Average visibility in August
Flanagan, IL

Average visibility in August - Flanagan, IL
  • Average visibility in August: 5mi

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

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Flanagan, Illinois, USA

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