August weather forecast
Hopedale, IL

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Weather in August

August, the last month of the summer in Hopedale, is also a moderately hot month, with an average temperature ranging between min 63.5°F (17.5°C) and max 81.1°F (27.3°C).

Temperature

As July transitions into August, the average high-temperature rests at a still moderately hot 81.1°F (27.3°C), maintaining a close resemblance to the previous month. An average nighttime temperature of 63.5°F (17.5°C) is recorded during August.

Heat index

The heat index value during August is computed to be a hot 87.8°F (31°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.

Humidity

In Hopedale, Illinois, the average relative humidity in August is 82%.

Rainfall

In Hopedale, in August, it is raining for 12.4 days, with typically 1.61" (41mm) of accumulated precipitation. In Hopedale, during the entire year, the rain falls for 131.4 days and collects up to 20.08" (510mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 44min.
On the first day of August, sunrise is at 5:55 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:30 pm CDT.

Sunshine

The average sunshine in August is 9.8h.

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: In August, the maximum UV index of 6 suggests these recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

The average high-temperature, in August, in Hopedale, is 81.1°F (27.3°C), while the average low-temperature is 63.5°F (17.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is computed to be 87.8°F (31°C).

What is the average humidity in August in Hopedale?

In Hopedale, the average relative humidity in August is 82%.

How many days does it rain in August?

In August, the rain falls for 12.4 days. Throughout August, 1.61" (41mm) of precipitation is accumulated.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in August?

In August, the average day length is 13h and 44min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:55 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:30 pm CDT.

How long on average sun shines in August?

In Hopedale, the average sunshine duration in August is 9.8h.

What is the month with the highest UV index?

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

How high is the UV index in August in Hopedale?

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes 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
Hopedale, IL

Average temperature in August - Hopedale, IL
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in August: 63.5°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in August
Hopedale, IL

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Hopedale, IL

Average wind speed in August - Hopedale, IL
  • Average wind speed in August: 6.4mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in August
Hopedale, IL

Average humidity in August - Hopedale, IL
  • Average humidity in August: 82%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Hopedale, IL

Average rainfall in August - Hopedale, IL
  • Average rainfall in August: 1.61"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is February (1.02").

Average rainfall days in August
Hopedale, IL

Average rainfall days in August - Hopedale, IL
  • Average rainfall days in August: 12.4 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (5.1 days).

Average snowfall in August
Hopedale, IL

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

The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Hopedale, IL

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

The month with the highest number of snowfall days is January (8.4 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
Hopedale, IL

Average daylight in August / Average sunshine in August - Hopedale, 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 18min).

  • Average sunshine in August: 9h and 5min

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 0min).

Average sunshine days in August
Hopedale, IL

Average sunshine days in August - Hopedale, IL
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (11.8 days).

Average UV index in August
Hopedale, IL

Average UV index in August - Hopedale, 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).

Average cloud cover in August
Hopedale, IL

Average cloud cover in August - Hopedale, IL
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 30).

Average visibility in August
Hopedale, IL

Average visibility in August - Hopedale, 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).

Hopedale, Illinois, USA

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