June weather forecast
Smithfield, IL

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Weather in June

The first month of the summer, June, is a warm month in Smithfield, Illinois, with an average temperature fluctuating between 63.7°F (17.6°C) and 80.8°F (27.1°C).

Temperature

The shift into June is marked by a modest rise in the average high-temperature, moving from May's agreeable 72°F (22.2°C) to a warm 80.8°F (27.1°C). Smithfield, during the month of June, experiences an average low-temperature of 63.7°F (17.6°C).

Heat index

The heat index in June is evaluated at a hot 86°F (30°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
Heat index specifics point out values are for conditions of shade and a slight breeze. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

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

Rainfall

In June, the rain falls for 15.8 days. Throughout June, 2.68" (68mm) of precipitation is accumulated. Throughout the year, in Smithfield, there are 131.7 rainfall days, and 22.48" (571mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The month with the longest days is June, with an average of 15h and 0min of daylight.
On the first day of June in Smithfield, sunrise is at 5:32 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:35 pm CDT.

Sunshine

The months with the most sunshine in Smithfield are June and July, with an average of 10.1h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Smithfield. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: In June, a daily UV index of 6 turns into the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What is the average June temperature in Smithfield?

The high-temperature, in June, in Smithfield, is 80.8°F (27.1°C), while the low-temperature averages to 63.7°F (17.6°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in June is evaluated at 86°F (30°C).

What is the average humidity in June in Smithfield?

In June, the average relative humidity is 80%.

How much does it rain in Smithfield in June?

In Smithfield, during June, the rain falls for 15.8 days and regularly aggregates up to 2.68" (68mm) of precipitation.

When it does not snow in Smithfield?

May through September are months without snowfall in Smithfield, Illinois.

When are the longest days in Smithfield?

June has the longest days of the year in Smithfield, Illinois, with an average of 15h and 0min of daylight.

How many hours of daylight does Smithfield have in June?

In June, the average day length in Smithfield, Illinois, is 15h and 1min.

When are sunrise and sunset in June in Smithfield?

On the first day of June in Smithfield, sunrise is at 5:32 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:35 pm CDT.

What are the months with the most sunshine in Smithfield?

The months with the most sunshine are June and July, with an average of 10.1h of sunshine.

How long on average sun shines in June in Smithfield?

In Smithfield, the average sunshine duration in June is 10.1h.

When is the highest UV index in Smithfield?

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

How high is the UV index in June in Smithfield?

In June, the average daily maximum UV index in Smithfield, Illinois, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Smithfield, IL

Average temperature in June - Smithfield, IL
  • Average high temperature in June: 80.8°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 (31.5°F).

  • Average low temperature in June: 63.7°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 (19.4°F).

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Average pressure in June
Smithfield, IL

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in June
Smithfield, IL

Average wind speed in June - Smithfield, IL
  • Average wind speed in June: 7.6mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in June
Smithfield, IL

Average humidity in June - Smithfield, 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 (71%).

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Average rainfall in June
Smithfield, IL

Average rainfall in June - Smithfield, IL
  • Average rainfall in June: 2.68"

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is December (0.94").

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Average rainfall days in June
Smithfield, IL

Average rainfall days in June - Smithfield, IL
  • Average rainfall days in June: 15.8 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is February (4.7 days).

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Average snowfall in June
Smithfield, IL

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

The month with the highest snowfall is January (3.35").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Smithfield, IL

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

The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in June /
Average sunshine in June
Smithfield, IL

Average daylight in June / Average sunshine in June - Smithfield, IL
  • Average daylight in June: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in June: 10h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in June
Smithfield, IL

Average sunshine days in June - Smithfield, IL
  • Average sunshine days in June: 11.1 days

The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is June (11.1 days).

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Average UV index in June
Smithfield, IL

Average UV index in June - Smithfield, 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).

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Average cloud cover in June
Smithfield, IL

Average cloud cover in June - Smithfield, IL
  • Average cloud cover in June: 31

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 29).

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Average visibility in June
Smithfield, IL

Average visibility in June - Smithfield, 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).

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Smithfield, Illinois, USA

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