June weather forecast
Pasadena, TX

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Weather in June

In June, summer is in full swing in Pasadena, with temperatures peaking to the year's highs. The month inherits May's benevolent spirit, providing over 14 hours of daylight and a substantial amount of sunshine. Even with ample heat, the month keeps excellent control over wind speed, ensuring a consistent and comfortable atmosphere. As June bows out, it passes on its sunny baton to July, paving the way for the pinnacle of summer niceties.

Temperature

Entering June, Pasadena notices a subtle temperature elevation, with the average high-temperature advancing from May's warm 84.4°F (29.1°C) to a tropical 90.1°F (32.3°C). In Pasadena, the nighttime temperature averages to a moderately hot 76.3°F (24.6°C) during June.

Heat index

The heat index value for June is estimated at a scorching 109.4°F (43°C). Vigilance: Heat cramps and heat exhaustion are likely. The likelihood of heatstroke increases with continued activity.
Always consider that heat index estimations are for light winds and places in the shade. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

The average relative humidity in June in Pasadena, Texas, is 74%.

Rainfall

In Pasadena, in June, during 18.7 rainfall days, 4.09" (104mm) of precipitation is typically accumulated. Throughout the year, in Pasadena, Texas, there are 190.8 rainfall days, and 41.93" (1065mm) of precipitation is accumulated.

Snowfall

February through November are months without snowfall.

Daylight

The month with the longest days in Pasadena, Texas, is June, with an average of 14h and 0min of daylight.
On the first day of June, sunrise is at 6:20 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 8:25 pm CDT.

Sunshine

In June, the average sunshine in Pasadena is 10.6h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 7 during June translates into these guidelines:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

How hot does it get in Pasadena in June?

The average high-temperature, in June, in Pasadena, is 90.1°F (32.3°C), while the average low-temperature is 76.3°F (24.6°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in June is estimated at 109.4°F (43°C).

What is the average humidity in June in Pasadena?

In Pasadena, the average relative humidity in June is 74%.

How much does it rain in Pasadena in June?

In Pasadena, in June, during 18.7 rainfall days, 4.09" (104mm) of precipitation is typically accumulated.

When it does not snow in Pasadena?

In Pasadena, Texas, snow does not fall in February through November.

When are the longest days in Pasadena?

June has the longest days of the year in Pasadena, with an average of 14h and 0min of daylight.

How many hours of daylight does Pasadena have in June?

In June, the average day length is 14h and 1min.

When is the sunrise / sunset in June in Pasadena?

In June, on the first day of the month, sunrise is at 6:20 am and sunset at 8:16 pm. On the last day of the month, in Pasadena, sunrise is at 6:24 am and sunset at 8:25 pm CDT.

How long on average sun shines in June in Pasadena?

The average sunshine duration in June is 10.6h.

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

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

How high is the UV index in June in Pasadena?

In June, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents 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
Pasadena, TX

Average temperature in June - Pasadena, TX
  • Average high temperature in June: 90.1°F

The warmest month (with the highest average high temperature) is August (92.8°F).
The month with the lowest average high temperature is January (60.6°F).

  • Average low temperature in June: 76.3°F

The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (46.9°F).

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Average pressure in June
Pasadena, TX

Average pressure in June - Pasadena, 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
Pasadena, TX

Average wind speed in June - Pasadena, TX
  • Average wind speed in June: 7.4mph

The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest months (with the lowest average wind speed) are August and September (6.5mph).

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Average humidity in June
Pasadena, TX

Average humidity in June - Pasadena, TX
  • Average humidity in June: 74%

The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are August and October (71%).

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Average rainfall in June
Pasadena, TX

Average rainfall in June - Pasadena, TX
  • Average rainfall in June: 4.09"

The wettest month (with the highest rainfall) is September (5.94").
The driest month (with the least rainfall) is February (1.89").

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Average rainfall days in June
Pasadena, TX

Average rainfall days in June - Pasadena, TX
  • Average rainfall days in June: 18.7 days

The months with the highest number of rainy days are August and September (21.3 days).
The month with the least rainy days is January (12.3 days).

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Average snowfall in June
Pasadena, TX

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

The months with the highest snowfall are January and December (0.04").
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
Pasadena, TX

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

The month with the highest number of snowfall days is January (0.3 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
Pasadena, TX

Average daylight in June / Average sunshine in June - Pasadena, 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: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in June
Pasadena, TX

Average sunshine days in June - Pasadena, TX
  • Average sunshine days in June: 7.4 days

The month with the most sunshine days is January (16.4 days).
The months with the least sunshine days are August and September (6.9 days).

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Average UV index in June
Pasadena, TX

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

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 4).

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Average cloud cover in June
Pasadena, TX

Average cloud cover in June - Pasadena, TX
  • Average cloud cover in June: 27

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 27).

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Average visibility in June
Pasadena, TX

Average visibility in June - Pasadena, 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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Pasadena, Texas, USA

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