Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
During August, Fillmore observes a subtle ascent to a still moderately hot 82°F (27.8°C) from July's 83.5°F (28.6°C) in the average high-temperature. Fillmore's August nights cool down to an average low-temperature of 64.9°F (18.3°C).Heat index
The heat index for August is calculated to be a tropical 89.6°F (32°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.Heat index's context suggests values are appropriate for shady areas and slight breezes. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. 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 highly important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Humidity
In Fillmore, Illinois, the average relative humidity in August is 81%.Rainfall
In August, the rain falls for 14.2 days. Throughout August, 2.68" (68mm) of precipitation is accumulated. Throughout the year, there are 145.5 rainfall days, and 27.44" (697mm) of precipitation is accumulated.Snowfall
In Fillmore, snow does not fall in May through October.Daylight
In Fillmore, the average length of the day in August is 13h and 39min.On the first day of August, sunrise is at 5:58 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:28 pm CDT.
Sunshine
The average sunshine in August is 9.9h.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 6 during August translates into these guidelines:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in August?
What is the average humidity in August?
How much does it rain in August?
When it does not snow?
What is the average length of the day in August?
What time are sunrise and sunset in August?
How long on average sun shines in August?
What is the month with the highest UV index?
What is the UV index reading in August in Fillmore?
Average temperature in August
Fillmore, IL
- Average high temperature in August: 82°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (34.7°F).
- Average low temperature in August: 64.9°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 (22.6°F).
Average pressure in August
Fillmore, IL
- Average pressure in August: 29.98"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in August
Fillmore, IL
- Average wind speed in August: 6mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in August
Fillmore, IL
- Average humidity in August: 81%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in August
Fillmore, IL
- Average rainfall in August: 2.68"
The wettest month (with the highest rainfall) is June (3.5").
The driest month (with the least rainfall) is February (1.5").
Average rainfall days in August
Fillmore, IL
- Average rainfall days in August: 14.2 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in August
Fillmore, IL
- Average snowfall in August: 0"
The month with the highest snowfall is February (2.64").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in August
Fillmore, IL
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (7.4 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
Fillmore, 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 30min).
- Average sunshine in August: 9h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in August
Fillmore, IL
- Average sunshine days in August: 12.8 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.1 days).
Average UV index in August
Fillmore, 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
Fillmore, IL
- Average cloud cover in August: 30
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June, July and September (Cloud cover 29).
Average visibility in August
Fillmore, IL
- Average visibility in August: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Fillmore, Illinois, USA
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