June weather forecast
Bunker Hill, IL

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Weather in June

June, the first month of the summer in Bunker Hill, is still a warm month, with an average temperature varying between 65.5°F (18.6°C) and 82.8°F (28.2°C).

Temperature

As Bunker Hill, Illinois, enters June, the average high-temperature marginally increases from the 73.9°F (23.3°C) of May to a still moderately hot 82.8°F (28.2°C). Bunker Hill's temperature lowers to a mean of 65.5°F (18.6°C) during the nights in June.

Heat index

Throughout June, the heat index is evaluated at a hot 89.6°F (32°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is the outcome of merging air's temperature and its humidity metrics. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

In June, the average relative humidity is 78%.

Rainfall

In June, the rain falls for 13.3 days. Throughout June, 1.57" (40mm) of precipitation is accumulated. Throughout the year, there are 115.4 rainfall days, and 13.23" (336mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The month with the longest days is June, with an average of 14h and 54min of daylight.
On the first day of the month, sunrise is at 5:35 am and sunset at 8:20 pm. On the last day of June, sunrise is at 5:37 am and sunset at 8:29 pm CDT.

Sunshine

The month with the most sunshine is June, with an average of 10.3h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In June, a regular UV index of 6 translates into these guidelines:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is June?

During June, Bunker Hill experiences an average high-temperature of 82.8°F (28.2°C) and a low-temperature of 65.5°F (18.6°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 89.6°F (32°C).

What is the average humidity in June?

In June, the average relative humidity is 78%.

How much does it rain in June?

In Bunker Hill, during June, the rain falls for 13.3 days and regularly aggregates up to 1.57" (40mm) of precipitation.

When it does not snow in Bunker Hill?

April through October are months without snowfall.

When are the longest days?

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

What is the average length of the day in June?

In June, the average day length is 14h and 52min.

When is the sunrise / sunset in June?

On the first day of June, sunrise is at 5:35 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:29 pm CDT.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 10.3h of sunshine.

How long on average sun shines in June?

In Bunker Hill, the average sunshine duration in June is 10.3h.

What are the months with the highest UV index?

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

What is the UV index reading in June?

In Bunker Hill, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high health risk from 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
Bunker Hill, IL

Average temperature in June - Bunker Hill, IL
  • Average high temperature in June: 82.8°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in June: 65.5°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average pressure in June
Bunker Hill, IL

Average pressure in June - Bunker Hill, IL
  • Average pressure in June: 29.92"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in June
Bunker Hill, IL

Average wind speed in June - Bunker Hill, IL
  • Average wind speed in June: 6.8mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

Average humidity in June
Bunker Hill, IL

Average humidity in June - Bunker Hill, IL
  • Average humidity in June: 78%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in June
Bunker Hill, IL

Average rainfall in June - Bunker Hill, IL
  • Average rainfall in June: 1.57"

The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is February (0.55").

Average rainfall days in June
Bunker Hill, IL

Average rainfall days in June - Bunker Hill, IL
  • Average rainfall days in June: 13.3 days

The months with the highest number of rainy days are May and July (13.8 days).
The month with the least rainy days is December (5.1 days).

Average snowfall in June
Bunker Hill, IL

Average snowfall in June - Bunker Hill, IL
  • Average snowfall in June: 0"

The month with the highest snowfall is January (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in June
Bunker Hill, IL

Average snowfall days in June - Bunker Hill, IL
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (5.1 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
Bunker Hill, IL

Average daylight in June / Average sunshine in June - Bunker Hill, 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 30min).

  • Average sunshine in June: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in June
Bunker Hill, IL

Average sunshine days in June - Bunker Hill, IL
  • Average sunshine days in June: 13.8 days

The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is June (13.8 days).

Average UV index in June
Bunker Hill, IL

Average UV index in June - Bunker Hill, 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
Bunker Hill, IL

Average cloud cover in June - Bunker Hill, IL
  • Average cloud cover in June: 29

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and August (Cloud cover 29).

Average visibility in June
Bunker Hill, IL

Average visibility in June - Bunker Hill, 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).

Bunker Hill, Illinois, USA

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