June weather forecast
Castle Junction, IL

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Weather in June

June, the first month of the summer in Castle Junction, is a warm month, with an average temperature ranging between min 62.4°F (16.9°C) and max 79°F (26.1°C).

Temperature

Castle Junction's transition into June sees a mild rise in the average high-temperature, edging from a pleasant 70.3°F (21.3°C) in May to a warm 79°F (26.1°C). Throughout June, Castle Junction witnesses a consistent average low-temperature of 62.4°F (16.9°C).

Humidity

In June, the average relative humidity in Castle Junction is 81%.

Rainfall

In June, the rain falls for 17 days. Throughout June, 2.8" (71mm) of precipitation is accumulated. Throughout the year, there are 128 rainfall days, and 19.29" (490mm) of precipitation is accumulated.

Snowfall

In Castle Junction, snow does not fall in May through September.

Daylight

The month with the longest days is June, with an average of 15h and 6min of daylight.
On the first day of the month, sunrise is at 5:30 am and sunset at 8:29 pm. On the last day of June, sunrise is at 5:32 am and sunset at 8:39 pm CDT.

Sunshine

In Castle Junction, the average sunshine in June is 9.9h.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In June, the maximum UV index of 6 transforms into these recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Updated: Jul 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Castle Junction in June?

The high-temperature during June is 79°F (26.1°C) and the low-temperature is 62.4°F (16.9°C).

What is the average humidity in June?

The average relative humidity in June is 81%.

How many days does it rain in June?

In Castle Junction, Illinois, in June, during 17 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

When it does not snow?

In Castle Junction, snow does not fall in May through September.

When are the longest days?

June has the longest days of the year, with an average of 15h and 6min of daylight.

How many hours of daylight does Castle Junction have in June?

The average day length in June is 15h and 7min.

When is the sunrise / sunset in June?

In June, on the first day of the month, sunrise is at 5:30 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:39 pm CDT.

How long on average sun shines in June?

The average sunshine duration in June is 9.9h.

What is the month with the highest UV index?

The months with the highest UV index in Castle Junction are June and July, with an average maximum UV index of 6.

What is the UV index intensity in June?

The average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Castle Junction, IL

Average temperature in June - Castle Junction, IL
  • Average high temperature in June: 79°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in June: 62.4°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in June
Castle Junction, IL

Average pressure in June - Castle Junction, IL
  • Average pressure in June: 29.9"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in June
Castle Junction, IL

Average wind speed in June - Castle Junction, IL
  • Average wind speed in June: 7.8mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in June
Castle Junction, IL

Average humidity in June - Castle Junction, IL
  • Average humidity in June: 81%

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in June
Castle Junction, IL

Average rainfall in June - Castle Junction, IL
  • Average rainfall in June: 2.8"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is December (0.75").

Average rainfall days in June
Castle Junction, IL

Average rainfall days in June - Castle Junction, IL
  • Average rainfall days in June: 17 days

The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (4.2 days).

Average snowfall in June
Castle Junction, IL

Average snowfall in June - Castle Junction, IL
  • Average snowfall in June: 0"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Castle Junction, IL

Average snowfall days in June - Castle Junction, IL
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (10.3 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
Castle Junction, IL

Average daylight in June / Average sunshine in June - Castle Junction, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in June
Castle Junction, IL

Average sunshine days in June - Castle Junction, IL
  • Average sunshine days in June: 10.8 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in June
Castle Junction, IL

Average UV index in June - Castle Junction, 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 January (UV index 1).

Average cloud cover in June
Castle Junction, IL

Average cloud cover in June - Castle Junction, IL
  • Average cloud cover in June: 32

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in June
Castle Junction, IL

Average visibility in June - Castle Junction, 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).

Castle Junction, Illinois, USA

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