Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
As May transitions into June, a subtle temperature shift is observed, with average highs adjusting from a warm 75.6°F (24.2°C) to a still moderately hot 83.8°F (28.8°C). Mattoon reports a consistent average low-temperature of 66°F (18.9°C) throughout June nights.Heat index
For June, the heat index is estimated at a tropical 93.2°F (34°C). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.It is important to note that the heat index values are for shaded areas and light wind scenarios. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', measures the perceived warmth when incorporating the humidity present in the air. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
Humidity
The average relative humidity in June is 78%.Rainfall
In Mattoon, in June, it is raining for 14.8 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, in Mattoon, there are 148.8 rainfall days, and 27.05" (687mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
June has the longest days of the year, with an average of 14h and 42min of daylight.On the first day of June in Mattoon, sunrise is at 5:32 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:17 pm CDT.
Sunshine
June and July, with an average of 10.5h of sunshine, are months with the most sunshine in Mattoon.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum daily UV index of 6 during June morphs into the following directions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
How hot is June in Mattoon?
What is the average humidity in June in Mattoon?
How many days does it rain in June in Mattoon?
When it does not snow in Mattoon?
When are the longest days in Mattoon?
How many hours of daylight does Mattoon have in June?
When are sunrise and sunset in June in Mattoon?
What is the month with the most sunshine in Mattoon?
How long on average sun shines in June in Mattoon?
What are the months with the highest UV index in Mattoon?
What is the UV index reading in June in Mattoon?
Average temperature in June
Mattoon, KY
- Average high temperature in June: 83.8°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in June: 66°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).
Average pressure in June
Mattoon, KY
- Average pressure in June: 29.95"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in June
Mattoon, KY
- Average wind speed in June: 6.5mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in June
Mattoon, KY
- Average humidity in June: 78%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in June
Mattoon, KY
- Average rainfall in June: 2.52"
The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in June
Mattoon, KY
- Average rainfall days in June: 14.8 days
The months with the highest number of rainy days are May and July (16.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in June
Mattoon, KY
- Average snowfall in June: 0"
The month with the highest snowfall is February (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in June
Mattoon, KY
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in June /
Average sunshine in June
Mattoon, KY
- Average daylight in June: 14h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in June: 10h and 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in June
Mattoon, KY
- Average sunshine days in June: 12.9 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in June
Mattoon, KY
- Average UV index in June: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in June
Mattoon, KY
- Average cloud cover in June: 28
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June, August and September (Cloud cover 28).
Average visibility in June
Mattoon, KY
- Average visibility in June: 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).
Mattoon, Kentucky, USA
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