August weather forecast
Ashland, IL

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Weather in August

The last month of the summer, August, is also a moderately hot month in Ashland, Illinois, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 64°F (17.8°C).

Temperature

As July transitions into August, the average high-temperature rests at a still warm 82°F (27.8°C), maintaining a close resemblance to the previous month. Throughout August, Ashland anticipates an average low-temperature of 64°F (17.8°C).

Heat index

For most parts of August, the heat index is appraised at a hot 89.6°F (32°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is the outcome of merging air's temperature and its humidity metrics. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

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

Rainfall

In Ashland, during August, the rain falls for 13.2 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, in Ashland, there are 146.4 rainfall days, and 30.67" (779mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Ashland, the average length of the day in August is 13h and 41min.
On the first day of the month, sunrise is at 5:59 am and sunset at 8:13 pm. On the last day of August, sunrise is at 6:27 am and sunset at 7:32 pm CDT.

Sunshine

The average sunshine in August is 9.7h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Shield from overexposure. Defense against sun-related harm is required. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. 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 are August temperatures in Ashland?

In August, the average high-temperature and low-temperature in Ashland, Illinois, are 82°F (27.8°C) and 64°F (17.8°C) respectively. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in August is appraised at 89.6°F (32°C).

What is the average humidity in August in Ashland?

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

How many days does it rain in August in Ashland?

In Ashland, Illinois, in August, it is raining for 13.2 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow in Ashland?

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

What is the average length of the day in August in Ashland?

The average day length in August in Ashland, Illinois, is 13h and 41min.

When are sunrise and sunset in August in Ashland?

In August, on the first day of the month, sunrise is at 5:59 am and sunset at 8:13 pm. On the last day of the month, in Ashland, sunrise is at 6:27 am and sunset at 7:32 pm CDT.

How long on average sun shines in August in Ashland?

In Ashland, Illinois, the average sunshine duration in August is 9.7h.

What are the months with the highest UV index in Ashland?

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

What is the UV index intensity in August in Ashland?

In August, the average daily maximum UV index in Ashland is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Ashland, IL

Average temperature in August - Ashland, IL
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in August: 64°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in August
Ashland, IL

Average pressure in August - Ashland, 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).

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Average wind speed in August
Ashland, IL

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

The windiest months (with the highest average wind speed) are January, February and April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in August
Ashland, IL

Average humidity in August - Ashland, 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 (70%).

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Average rainfall in August
Ashland, IL

Average rainfall in August - Ashland, IL
  • Average rainfall in August: 2.36"

The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is December (1.5").

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Average rainfall days in August
Ashland, IL

Average rainfall days in August - Ashland, IL
  • Average rainfall days in August: 13.2 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (6.2 days).

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Average snowfall in August
Ashland, IL

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

The month with the highest snowfall is January (4.02").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Ashland, IL

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

The month with the highest number of snowfall days is January (10.3 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
Ashland, IL

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in August
Ashland, IL

Average sunshine days in August - Ashland, IL
  • Average sunshine days in August: 16.3 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in August
Ashland, IL

Average UV index in August - Ashland, 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
Ashland, IL

Average cloud cover in August - Ashland, IL
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in August
Ashland, IL

Average visibility in August - Ashland, 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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Ashland, Illinois, USA

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