August weather forecast
Troy Grove, IL

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Weather in August

The last month of the summer, August, is also a moderately hot month in Troy Grove, Illinois, with temperature in the range of an average low of 62.1°F (16.7°C) and an average high of 79.2°F (26.2°C).

Temperature

Shifting into August, Troy Grove records an average high-temperature of a still moderately hot 79.2°F (26.2°C), presenting minor fluctuations compared to the previous month. Troy Grove's temperature drops to an average low of 62.1°F (16.7°C) during the nights of August.

Humidity

In Troy Grove, the average relative humidity in August is 84%.

Rainfall

In Troy Grove, in August, it is raining for 12.2 days, with typically 0.87" (22mm) of accumulated precipitation. In Troy Grove, during the entire year, the rain falls for 107.9 days and collects up to 9.96" (253mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Troy Grove, the average length of the day in August is 13h and 47min.
On the first day of the month, sunrise is at 5:51 am and sunset at 8:13 pm. On the last day of August, sunrise is at 6:22 am and sunset at 7:30 pm CDT.

Sunshine

June through August, with an average of 9.5h of sunshine, are months with the most sunshine in Troy Grove.

UV index

In August, the average daily maximum UV index in Troy Grove is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In August, a daily UV index of 5 turns into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
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Frequently asked questions

What is the usual temperature for Troy Grove in August?

The average high-temperature and low-temperature in Troy Grove during August are 79.2°F (26.2°C) and 62.1°F (16.7°C) respectively. In July, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is appraised at 86°F (30°C).

What is the average humidity in August in Troy Grove?

In August, the average relative humidity is 84%.

How many days does it rain in August in Troy Grove?

In Troy Grove, Illinois, in August, it is raining for 12.2 days, with typically 0.87" (22mm) of accumulated precipitation.

When it does not snow in Troy Grove?

May through September are months without snowfall.

How many hours of daylight does Troy Grove have in August?

The average day length in August is 13h and 47min.

When is the sunrise / sunset in August in Troy Grove?

In August, on the first day of the month, sunrise is at 5:51 am and sunset at 8:13 pm. On the last day of the month, in Troy Grove, sunrise is at 6:22 am and sunset at 7:30 pm CDT.

What are the months with the most sunshine in Troy Grove?

June through August, with an average of 9.5h of sunshine, are months with the most sunshine.

How long on average sun shines in August in Troy Grove?

In August, the average sunshine duration in Troy Grove, Illinois, is 9.5h.

How high is the UV index in August in Troy Grove?

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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
Troy Grove, IL

Average temperature in August - Troy Grove, IL
  • Average high temperature in August: 79.2°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (28.6°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

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Average pressure in August
Troy Grove, IL

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Troy Grove, IL

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

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in August
Troy Grove, IL

Average humidity in August - Troy Grove, IL
  • Average humidity in August: 84%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in August
Troy Grove, IL

Average rainfall in August - Troy Grove, IL
  • Average rainfall in August: 0.87"

The wettest month (with the highest rainfall) is May (1.42").
The driest months (with the least rainfall) are January, February, November and December (0.51").

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Average rainfall days in August
Troy Grove, IL

Average rainfall days in August - Troy Grove, IL
  • Average rainfall days in August: 12.2 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is January (3.6 days).

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Average snowfall in August
Troy Grove, IL

Average snowfall in August - Troy Grove, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Troy Grove, IL

Average snowfall days in August - Troy Grove, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (8.6 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
Troy Grove, IL

Average daylight in August / Average sunshine in August - Troy Grove, 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 12min).

  • Average sunshine in August: 9h and 3min

The months with the most sunshine are June, July and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in August
Troy Grove, IL

Average sunshine days in August - Troy Grove, IL
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is December (21.8 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in August
Troy Grove, IL

Average UV index in August - Troy Grove, IL
  • Average UV index in August: 5

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

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Average cloud cover in August
Troy Grove, IL

Average cloud cover in August - Troy Grove, IL
  • Average cloud cover in August: 35

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 33).

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Average visibility in August
Troy Grove, IL

Average visibility in August - Troy Grove, 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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Troy Grove, Illinois, USA

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