Weather forecast for tomorrow
Prairie du Rocher, IL

On Sunday, in Prairie du Rocher, mostly bright and sunny weather is also anticipated.
Temperatures are forecasted to peak at a hot 89.6°F (32°C) and drop to a minimum of an enjoyable 66.2°F (19°C).
The maximum heat index, which takes the relative humidity and factors it into the air temperature reading, is calculated to be a sweltering 98.6°F (37°C). Take into consideration that the heat index values are calculated for shade and light wind conditions. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow, it will be hotter and the highest temperature will be more in line with June's average maximum of 85.6°F (29.8°C) than the average maximum of 76.3°F (24.6°C) in May.
Sunrise will be at 5:45 am and sunset at 8:07 pm; tomorrow's daylight will last for 14h and 22min.

Tomorrow, on Sunday, a bright and mostly cloudless sky is expected.
The temperature will vary between a minimum of 64.4°F (18°C) and a maximum of 87.8°F (31°C). The warmest part of the day will be from 2 pm to 5 pm.
The maximum temperature will be more alike June's average highest temperature of 85.6°F (29.8°C) than the average highest temperature of 76.3°F (24.6°C) in May. The lowest temperature tomorrow will be also more similar to June's average minimum of 66.4°F (19.1°C) than the average minimum of 57.6°F (14.2°C) in May.

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