June weather forecast
Justin, TX

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Weather in June

The first month of the summer, June, is a tropical month in Justin, Texas, with temperature in the range of an average low of 72.9°F (22.7°C) and an average high of 90.7°F (32.6°C).

Temperature

In Justin, the average high-temperature in June increases from a warm 81.5°F (27.5°C) in May to a hot 90.7°F (32.6°C). During the nights in June, the temperature averages to a pleasant 72.9°F (22.7°C).

Heat index

In June, the heat index is appraised at a scorching 105.8°F (41°C). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

In June, the average relative humidity is 68%.

Rainfall

In Justin, Texas, during June, the rain falls for 12.7 days and regularly aggregates up to 2.87" (73mm) of precipitation. In Justin, during the entire year, the rain falls for 135.5 days and collects up to 29.45" (748mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The month with the longest days in Justin is June, with an average of 14h and 18min of daylight.
On the first day of June, sunrise is at 6:20 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:42 pm CDT.

Sunshine

In June, the average sunshine in Justin is 10.3h.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 7 in June translates into the following instructions:
Ward off overexposure. Defence against solar harm is crucial. 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. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

How hot is it in Justin in June?

In June, the average high-temperature and low-temperature in Justin are 90.7°F (32.6°C) and 72.9°F (22.7°C) respectively. In June, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 105.8°F (41°C).

What is the average humidity in June in Justin?

In June, the average relative humidity in Justin is 68%.

How many days does it rain in June in Justin?

In June, the rain falls for 12.7 days. Throughout June, 2.87" (73mm) of precipitation is accumulated.

When it does not snow in Justin?

In Justin, Texas, snow does not fall in April through October.

When are the longest days in Justin?

June has the longest days of the year in Justin, Texas, with an average of 14h and 18min of daylight.

What is the average length of the day in June in Justin?

In June, the average day length in Justin is 14h and 18min.

When is the sunrise / sunset in June in Justin?

On the first day of June, sunrise is at 6:20 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:42 pm CDT.

How many hours of sunshine does Justin have in June?

The average sunshine duration in June is 10.3h.

When is the highest UV index in Justin?

The months with the highest UV index in Justin are June through August, with an average maximum UV index of 7.

What is the UV index intensity in June in Justin?

The average daily maximum UV index in June is 7. A UV Index value of 6 to 7 symbolizes a high health threat 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
Justin, TX

Average temperature in June - Justin, TX
  • Average high temperature in June: 90.7°F

The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (54.3°F).

  • Average low temperature in June: 72.9°F

The month with the highest average low temperature is August (75.6°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).

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Average pressure in June
Justin, TX

Average pressure in June - Justin, TX
  • Average pressure in June: 29.9"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in June
Justin, TX

Average wind speed in June - Justin, TX
  • Average wind speed in June: 8.2mph

The windiest months (with the highest average wind speed) are March and April (10.4mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).

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Average humidity in June
Justin, TX

Average humidity in June - Justin, TX
  • Average humidity in June: 68%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in June
Justin, TX

Average rainfall in June - Justin, TX
  • Average rainfall in June: 2.87"

The wettest months (with the highest rainfall) are May and October (3.9").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days in June
Justin, TX

Average rainfall days in June - Justin, TX
  • Average rainfall days in June: 12.7 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (6.1 days).

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Average snowfall in June
Justin, TX

Average snowfall in June - Justin, TX
  • Average snowfall in June: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in June
Justin, TX

Average snowfall days in June - Justin, TX
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in June /
Average sunshine in June
Justin, TX

Average daylight in June / Average sunshine in June - Justin, TX
  • Average daylight in June: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in June: 10h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

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Average sunshine days in June
Justin, TX

Average sunshine days in June - Justin, TX
  • Average sunshine days in June: 15.3 days

The month with the most sunshine days is January (23.5 days).
The months with the least sunshine days are May and September (14.5 days).

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Average UV index in June
Justin, TX

Average UV index in June - Justin, TX
  • Average UV index in June: 7

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in June
Justin, TX

Average cloud cover in June - Justin, TX
  • Average cloud cover in June: 24

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 19).

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Average visibility in June
Justin, TX

Average visibility in June - Justin, TX
  • 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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Justin, Texas, USA

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