June weather forecast
Ullin, IL

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Weather in June

The first month of the summer, June, is also a moderately hot month in Ullin, Illinois, with an average temperature fluctuating between 66.2°F (19°C) and 85.6°F (29.8°C).

Temperature

The beginning of June signals a rise in the average high-temperature, moving from 75.7°F (24.3°C) in May to a still moderately hot 85.6°F (29.8°C). Ullin, during June nights, observes an average temperature of 66.2°F (19°C).

Heat index

The average heat index in June is computed to be a sweltering 96.8°F (36°C). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', gives a temperature feeling by integrating air temperature and humidity. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In Ullin, the average relative humidity in June is 76%.

Rainfall

In Ullin, during June, the rain falls for 14.6 days and regularly aggregates up to 2.87" (73mm) of precipitation. In Ullin, during the entire year, the rain falls for 143 days and collects up to 27.44" (697mm) of precipitation.

Snowfall

In Ullin, snow does not fall in May through September.

Daylight

The month with the longest days is June, with an average of 14h and 42min of daylight.
On the first day of June, sunrise is at 5:37 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:21 pm CDT.

Sunshine

In June, the average sunshine is 10.3h.

UV index

The months with the highest UV index in Ullin are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: In June, the maximum UV index of 6 suggests these recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Ullin during June?

An average high-temperature, in June, in Ullin, is 85.6°F (29.8°C) and the average low-temperature is 66.2°F (19°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in June is computed to be 96.8°F (36°C).

What is the average humidity in June in Ullin?

The average relative humidity in June in Ullin is 76%.

How many days does it rain in June in Ullin?

In Ullin, during June, the rain falls for 14.6 days and regularly aggregates up to 2.87" (73mm) of precipitation.

When it does not snow in Ullin?

May through September are months without snowfall in Ullin.

When are the longest days in Ullin?

With an average of 14h and 42min of daylight, June has the longest days of the year in Ullin.

How many hours of daylight does Ullin have in June?

The average day length in June is 14h and 41min.

What time are sunrise and sunset in June in Ullin?

On the first day of June, sunrise is at 5:37 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:21 pm CDT.

How many hours of sunshine does Ullin have in June?

In June, the average sunshine duration is 10.3h.

When is the highest UV index in Ullin?

The months with the highest UV index in Ullin are May through August, with an average maximum UV index of 6.

What is the UV index intensity in June in Ullin?

The average daily maximum UV index in June in Ullin, Illinois, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Ullin, IL

Average temperature in June - Ullin, IL
  • Average high temperature in June: 85.6°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in June: 66.2°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in June
Ullin, IL

Average pressure in June - Ullin, IL
  • Average pressure in June: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in June
Ullin, IL

Average wind speed in June - Ullin, IL
  • Average wind speed in June: 6.3mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in June
Ullin, IL

Average humidity in June - Ullin, IL
  • Average humidity in June: 76%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).

Average rainfall in June
Ullin, IL

Average rainfall in June - Ullin, IL
  • Average rainfall in June: 2.87"

The wettest month (with the highest rainfall) is April (3.31").
The driest month (with the least rainfall) is September (1.3").

Average rainfall days in June
Ullin, IL

Average rainfall days in June - Ullin, IL
  • Average rainfall days in June: 14.6 days

The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in June
Ullin, IL

Average snowfall in June - Ullin, IL
  • Average snowfall in June: 0"

The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Ullin, IL

Average snowfall days in June - Ullin, IL
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (4.6 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
Ullin, IL

Average daylight in June / Average sunshine in June - Ullin, IL
  • 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

Average sunshine days in June
Ullin, IL

Average sunshine days in June - Ullin, IL
  • Average sunshine days in June: 13 days

The month with the most sunshine days is October (21 days).
The month with the least sunshine days is July (12.8 days).

Average UV index in June
Ullin, IL

Average UV index in June - Ullin, IL
  • 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
Ullin, IL

Average cloud cover in June - Ullin, IL
  • Average cloud cover in June: 29

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 28).

Average visibility in June
Ullin, IL

Average visibility in June - Ullin, IL
  • 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).

Ullin, Illinois, USA

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