July weather forecastCoaler, IL
July
Weather in July
July, like June, in Coaler, Illinois, is a moderately hot summer month, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 81°F (27.2°C).Temperature
Coaler's temperature records reveal July as the warmest month, marked by average highs of 81°F (27.2°C) and lows of 64.4°F (18°C).Heat index
In July, the heat index is computed to be a tropical 87.8°F (31°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
Humidity
July is the most humid month, with an average relative humidity of 85%.Rainfall
In Coaler, during July, the rain falls for 15.8 days and regularly aggregates up to 2.09" (53mm) of precipitation. Throughout the year, there are 136.7 rainfall days, and 19.72" (501mm) of precipitation is accumulated.Snowfall
In Coaler, snow does not fall in May through October.Daylight
In Coaler, the average length of the day in July is 14h and 45min.On the first day of the month, sunrise is at 5:23 am and sunset at 8:26 pm. On the last day of July, sunrise is at 5:47 am and sunset at 8:07 pm CDT.
Sunshine
The average sunshine in July is 9.8h.UV index
June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 6 during July translates into the following directions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Coaler, IL
- Average high temperature in July: 81°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in July: 64.4°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in July
Coaler, IL
- Average pressure in July: 29.98"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in July
Coaler, IL
- Average wind speed in July: 6.3mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in July
Coaler, IL
- Average humidity in July: 85%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall in July
Coaler, IL
- Average rainfall in July: 2.09"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in July
Coaler, IL
- Average rainfall days in July: 15.8 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (6.2 days).
Average snowfall in July
Coaler, IL
- Average snowfall in July: 0"
The month with the highest snowfall is January (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in July
Coaler, IL
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Coaler, IL
- Average daylight in July: 14h and 48min
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 July: 9h and 48min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in July
Coaler, IL
- Average sunshine days in July: 10.1 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in July
Coaler, IL
- Average UV index in July: 6
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in July
Coaler, IL
- Average cloud cover in July: 34
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility in July
Coaler, IL
- Average visibility in July: 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).





