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
The shift into June is marked by a rise in the average high-temperature, moving from May's agreeable 68.7°F (20.4°C) to a moderately hot 77.7°F (25.4°C). Markham observes an average nighttime low-temperature of 61.7°F (16.5°C) during the month of June.Humidity
In Markham, the average relative humidity in June is 78%.Rainfall
In Markham, in June, it is raining for 17.4 days, with typically 3.82" (97mm) of accumulated precipitation. Throughout the year, in Markham, there are 155.6 rainfall days, and 31.3" (795mm) of precipitation is accumulated.Snowfall
In Markham, snow does not fall in May through September.Daylight
With an average of 15h and 6min of daylight, June has the longest days of the year in Markham.On the first day of the month, sunrise is at 5:18 am and sunset at 8:18 pm. On the last day of June, in Markham, sunrise is at 5:20 am and sunset at 8:28 pm CDT.
Sunshine
In Markham, the average sunshine in June is 9.6h.UV index
June and July, 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 health risk from exposure to the Sun's UV rays for the average person.Note: In June, the maximum UV index of 6 suggests this advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Frequently asked questions
What is the average June temperature in Markham?
What is the average humidity in June in Markham?
How much does it rain in Markham in June?
When it does not snow in Markham?
When are the longest days in Markham?
How many hours of daylight does Markham have in June?
When is the sunrise / sunset in June in Markham?
How many hours of sunshine does Markham have in June?
What are the months with the highest UV index in Markham?
What is the UV index reading in June in Markham?
Average temperature in June
Markham, IL
- Average high temperature in June: 77.7°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in June: 61.7°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in June
Markham, IL
- Average pressure in June: 29.92"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in June
Markham, IL
- Average wind speed in June: 7.4mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in June
Markham, IL
- Average humidity in June: 78%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall in June
Markham, IL
- Average rainfall in June: 3.82"
The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is December (1.54").
Average rainfall days in June
Markham, IL
- Average rainfall days in June: 17.4 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (6.1 days).
Average snowfall in June
Markham, IL
- Average snowfall in June: 0"
The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in June
Markham, IL
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in June /
Average sunshine in June
Markham, IL
- Average daylight in June: 15h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in June: 9h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in June
Markham, IL
- Average sunshine days in June: 10.4 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.2 days).
Average UV index in June
Markham, IL
- Average UV index in June: 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 June
Markham, IL
- Average cloud cover in June: 35
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in June
Markham, IL
- Average visibility in June: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Markham, Illinois, USA
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