June weather forecast
Jerome, IL

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Weather in June

June, the first month of the summer in Jerome, is a moderately hot month, with an average temperature varying between 81.1°F (27.3°C) and 64.8°F (18.2°C).

Temperature

With the transition into June, Jerome experiences a subtle uplift in average high-temperatures, adjusting from an agreeable 72.9°F (22.7°C) in May to a moderately hot 81.1°F (27.3°C). Throughout June, the nighttime temperature averages to a refreshing 64.8°F (18.2°C).

Heat index

The average heat index in June is evaluated at a tropical 86°F (30°C). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Jerome, the average relative humidity in June is 80%.

Rainfall

June is the month with the most rainfall. Rain falls for 11.6 days and accumulates 1.22" (31mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The month with the longest days in Jerome is June, with an average of 14h and 54min of daylight.
On the first day of the month, sunrise is at 5:32 am and sunset at 8:21 pm. On the last day of June, sunrise is at 5:34 am and sunset at 8:30 pm CDT.

Sunshine

June has the most sunshine of the year, with an average of 10.4h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In June, the UV index of 6 transforms into the following advice:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Jun 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in June?

The high-temperature, in June, in Jerome, records 81.1°F (27.3°C), while the low-temperature is 64.8°F (18.2°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in June is evaluated at 86°F (30°C).

What is the average humidity in June?

In June, the average relative humidity is 80%.

What is the rainiest month?

The month with the most rainfall is June, when the rain falls for 11.6 days and typically aggregates up to 1.22" (31mm) of precipitation.

How much does it rain in June?

In Jerome, in June, during 11.6 rainfall days, 1.22" (31mm) of precipitation is typically accumulated.

When it does not snow?

In Jerome, snow does not fall in May through October.

When are the longest days?

With an average of 14h and 54min of daylight, June has the longest days of the year.

How many hours of daylight does Jerome have in June?

The average day length in June in Jerome is 14h and 56min.

What time are sunrise and sunset in June?

On the first day of June, sunrise is at 5:32 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:30 pm CDT.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 10.4h of sunshine.

How long on average sun shines in June?

In June, the average sunshine duration is 10.4h.

What is the month with the highest UV index?

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

How high is the UV index in June in Jerome?

In Jerome, the average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.
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
Jerome, IL

Average temperature in June - Jerome, IL
  • Average high temperature in June: 81.1°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in June: 64.8°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

Average pressure in June
Jerome, IL

Average pressure in June - Jerome, IL
  • Average pressure in June: 29.91"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in June
Jerome, IL

Average wind speed in June - Jerome, IL
  • Average wind speed in June: 7.3mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in June
Jerome, IL

Average humidity in June - Jerome, IL
  • Average humidity in June: 80%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).

Average rainfall in June
Jerome, IL

Average rainfall in June - Jerome, IL
  • Average rainfall in June: 1.22"

The wettest month (with the highest rainfall) is June (1.22").
The driest month (with the least rainfall) is December (0.43").

Average rainfall days in June
Jerome, IL

Average rainfall days in June - Jerome, IL
  • Average rainfall days in June: 11.6 days

The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is January (4.4 days).

Average snowfall in June
Jerome, IL

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

The month with the highest snowfall is February (0.91").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in June
Jerome, IL

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

The month with the highest number of snowfall days is January (5.7 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
Jerome, IL

Average daylight in June / Average sunshine in June - Jerome, IL
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in June: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in June
Jerome, IL

Average sunshine days in June - Jerome, IL
  • Average sunshine days in June: 14 days

The month with the most sunshine days is December (22.6 days).
The month with the least sunshine days is June (14 days).

Average UV index in June
Jerome, IL

Average UV index in June - Jerome, IL
  • Average UV index in June: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in June
Jerome, IL

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

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are June and September (Cloud cover 29).

Average visibility in June
Jerome, IL

Average visibility in June - Jerome, IL
  • Average visibility in June: 6mi

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).

Jerome, Illinois, USA

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