June weather forecast
Katy, TX

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Weather in June

The first month of the summer, June, is a tropical month in Katy, Texas, with an average temperature ranging between min 73.8°F (23.2°C) and max 91°F (32.8°C).

Temperature

The average high-temperature mildly increases in June, edging from a moderately hot 85.5°F (29.7°C) in May to a hot 91°F (32.8°C). In Katy, in June, the average low-temperature is a warm 73.8°F (23.2°C).

Heat index

The heat index for June is calculated to be a burning hot 113°F (45°C). Warning: Heat cramps and heat exhaustion are anticipated. Heatstroke is a risk with ongoing activity.
In the scope of the heat index, its values resonate with shade and light wind conditions. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In Katy, Texas, the average relative humidity in June is 76%.

Rainfall

In June, in Katy, Texas, the rain falls for 17.9 days. Throughout June, 3.07" (78mm) of precipitation is accumulated. Throughout the year, there are 169 rainfall days, and 30.12" (765mm) of precipitation is accumulated.

Snowfall

In Katy, snow does not fall in February through November.

Daylight

The month with the longest days in Katy is June, with an average of 14h and 0min of daylight.
On the first day of June in Katy, sunrise is at 6:22 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 8:28 pm CDT.

Sunshine

In June, the average sunshine in Katy is 9.8h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index in Katy. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In June, the maximum UV index of 7 suggests these recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

How hot is it in Katy in June?

June temperatures in Katy, Texas, vary between a high-temperature of 91°F (32.8°C) and a low-temperature of 73.8°F (23.2°C). In June, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is calculated to be 113°F (45°C).

What is the average humidity in June in Katy?

In June, the average relative humidity in Katy is 76%.

How many days does it rain in June in Katy?

In Katy, in June, during 17.9 rainfall days, 3.07" (78mm) of precipitation is typically accumulated.

When it does not snow in Katy?

February through November are months without snowfall in Katy.

When are the longest days in Katy?

With an average of 14h and 0min of daylight, June has the longest days of the year in Katy, Texas.

How many hours of daylight does Katy have in June?

In June, the average day length is 14h and 2min.

What time are sunrise and sunset in June in Katy?

In June, on the first day of the month, sunrise is at 6:22 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 8:28 pm CDT.

How many hours of sunshine does Katy have in June?

The average sunshine duration in June in Katy, Texas, is 9.8h.

What are the months with the highest UV index in Katy?

May through August, with an average maximum UV index of 7, are months with the highest UV index in Katy.

What is the UV index reading in June in Katy?

In June, the average daily maximum UV index is 7. A UV Index 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
Katy, TX

Average temperature in June - Katy, TX
  • Average high temperature in June: 91°F

The warmest month (with the highest average high temperature) is August (94.6°F).
The month with the lowest average high temperature is January (61°F).

  • Average low temperature in June: 73.8°F

The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (45°F).

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Average pressure in June
Katy, TX

Average pressure in June - Katy, TX
  • Average pressure in June: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in June
Katy, TX

Average wind speed in June - Katy, TX
  • Average wind speed in June: 6.5mph

The windiest month (with the highest average wind speed) is April (8.4mph).
The calmest month (with the lowest average wind speed) is September (5.7mph).

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Average humidity in June
Katy, TX

Average humidity in June - Katy, TX
  • Average humidity in June: 76%

The months with the highest relative humidity are February and March (78%).
The months with the lowest relative humidity are August and October (71%).

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Average rainfall in June
Katy, TX

Average rainfall in June - Katy, TX
  • Average rainfall in June: 3.07"

The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is February (1.42").

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Average rainfall days in June
Katy, TX

Average rainfall days in June - Katy, TX
  • Average rainfall days in June: 17.9 days

The month with the highest number of rainy days is September (18.8 days).
The month with the least rainy days is January (10.5 days).

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Average snowfall in June
Katy, TX

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

The month with the highest snowfall is December (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in June
Katy, TX

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

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in June / Average sunshine in June - Katy, TX
  • Average daylight in June: 14h and 0min

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

  • Average sunshine in June: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in June
Katy, TX

Average sunshine days in June - Katy, TX
  • Average sunshine days in June: 10.1 days

The month with the most sunshine days is January (18.7 days).
The month with the least sunshine days is September (8.9 days).

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Average UV index in June
Katy, TX

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

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

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Average cloud cover in June
Katy, TX

Average cloud cover in June - Katy, TX
  • Average cloud cover in June: 35

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in June
Katy, TX

Average visibility in June - Katy, TX
  • Average visibility in June: 6mi

The months with the highest visibility are January, February, March, June, August, September, October, November and December (6mi).
The months with the lowest visibility are April, May and July (5mi).

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Katy, Texas, USA

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