August weather forecast
Nebo, IL

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Weather in August

The last month of the summer, August, is another warm month in Nebo, Illinois, with an average temperature fluctuating between 83.5°F (28.6°C) and 65.5°F (18.6°C).

Temperature

As August takes its course, Nebo's average high-temperature registers at a still moderately hot 83.5°F (28.6°C), closely aligning with the preceding month. An average low-temperature of 65.5°F (18.6°C) is observed during the August nights.

Heat index

Throughout August, the heat index is appraised at a hot 91.4°F (33°C). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

In Nebo, the average relative humidity in August is 78%.

Rainfall

In Nebo, in August, during 12.4 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, there are 128.8 rainfall days, and 18.35" (466mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In August, the average length of the day is 13h and 40min.
On the first day of the month, sunrise is at 6:03 am and sunset at 8:15 pm. On the last day of August, sunrise is at 6:31 am and sunset at 7:35 pm CDT.

Sunshine

In Nebo, the average sunshine in August is 10h.

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 threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 6 in August translates into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.

Frequently asked questions

Is it hot during August?

In August, the average high-temperature and low-temperature are 83.5°F (28.6°C) and 65.5°F (18.6°C) respectively. In August, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 91.4°F (33°C).

What is the average humidity in August?

In August, the average relative humidity is 78%.

How much does it rain in August?

In August, in Nebo, the rain falls for 12.4 days. Throughout August, 1.85" (47mm) of precipitation is accumulated.

When it does not snow?

In Nebo, snow does not fall in May through October.

How many hours of daylight does Nebo have in August?

In August, the average day length is 13h and 40min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 6:03 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:35 pm CDT.

How many hours of sunshine does Nebo have in August?

In Nebo, the average sunshine duration in August is 10h.

What are the months with the highest UV index?

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

What is the UV index intensity in August in Nebo?

In Nebo, 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
Nebo, IL

Average temperature in August - Nebo, IL
  • Average high temperature in August: 83.5°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in August: 65.5°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in August
Nebo, IL

Average pressure in August - Nebo, 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).

Average wind speed in August
Nebo, IL

Average wind speed in August - Nebo, IL
  • Average wind speed in August: 6.2mph

The windiest months (with the highest average wind speed) are January, February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (6mph).

Average humidity in August
Nebo, IL

Average humidity in August - Nebo, IL
  • Average humidity in August: 78%

The months with the highest relative humidity are June and July (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Nebo, IL

Average rainfall in August - Nebo, IL
  • Average rainfall in August: 1.85"

The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is February (0.75").

Average rainfall days in August
Nebo, IL

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

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in August
Nebo, IL

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

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Nebo, IL

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

The month with the highest number of snowfall days is January (6.3 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
Nebo, IL

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 10h and 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in August
Nebo, IL

Average sunshine days in August - Nebo, IL
  • Average sunshine days in August: 16.4 days

The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is June (12.3 days).

Average UV index in August
Nebo, IL

Average UV index in August - Nebo, 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
Nebo, IL

Average cloud cover in August - Nebo, IL
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June, July, August and September (Cloud cover 29).

Average visibility in August
Nebo, IL

Average visibility in August - Nebo, IL
  • Average visibility in August: 6mi

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

Nebo, Illinois, USA

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