April weather forecast
Pasadena, TX

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Weather in April

Paying its tribute to spring, April presents a noticeable escalation in warmer temperatures in Pasadena. The prevalence of blue skies and sunshine grows, with over 8.6 hours of sunshine heralding brighter days ahead. Alongside slightly reduced cloud cover, the relaxed wind speed enriches the mildness of the weather. However, rainfall increases to 2.6" (66mm), serving as a reminder of spring's transient nature. May follows with increased warmth, becoming a herald of the approaching summer.

Temperature

The beginning of April in Pasadena marks a minor shift in the average high-temperature, moving from March's pleasant 71.1°F (21.7°C) to a warm 77.7°F (25.4°C). Pasadena's temperature in April lowers to a consistent average of 63°F (17.2°C) during the nights.

Humidity

The average relative humidity in April in Pasadena is 75%.

Rainfall

In Pasadena, in April, it is raining for 14.7 days, with typically 2.6" (66mm) of accumulated precipitation. In Pasadena, during the entire year, the rain falls for 190.8 days and collects up to 41.93" (1065mm) of precipitation.

Snowfall

February through November are months without snowfall.

Daylight

In Pasadena, the average length of the day in April is 12h and 55min.
On the first day of the month, sunrise is at 7:09 am and sunset at 7:39 pm. On the last day of April, sunrise is at 6:38 am and sunset at 7:57 pm CDT.

Sunshine

In April, the average sunshine is 8.6h.

UV index

In Pasadena, the average daily maximum UV index in April is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 6 in April translates into the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

What is the average April temperature in Pasadena?

The high-temperature, in April, in Pasadena, is 77.7°F (25.4°C), while the low-temperature averages to 63°F (17.2°C).

What is the average humidity in April in Pasadena?

In Pasadena, the average relative humidity in April is 75%.

How much does it rain in Pasadena in April?

In Pasadena, in April, during 14.7 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

When it does not snow in Pasadena?

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

What is the average length of the day in April in Pasadena?

The average day length in April is 12h and 55min.

When are sunrise and sunset in April in Pasadena?

On the first day of April, sunrise is at 7:09 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:57 pm CDT.

How many hours of sunshine does Pasadena have in April?

In Pasadena, Texas, the average sunshine duration in April is 8.6h.

What is the UV index intensity in April in Pasadena?

In April, the average daily maximum UV index is 6. 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 April
Pasadena, TX

Average temperature in April - Pasadena, TX
  • Average high temperature in April: 77.7°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 April: 63°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 April
Pasadena, TX

Average pressure in April - Pasadena, TX
  • Average pressure in April: 29.96"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 April
Pasadena, TX

Average wind speed in April - Pasadena, TX
  • Average wind speed in April: 9.2mph

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 April
Pasadena, TX

Average humidity in April - Pasadena, TX
  • Average humidity in April: 75%

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 April
Pasadena, TX

Average rainfall in April - Pasadena, TX
  • Average rainfall in April: 2.6"

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 April
Pasadena, TX

Average rainfall days in April - Pasadena, TX
  • Average rainfall days in April: 14.7 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 April
Pasadena, TX

Average snowfall in April - Pasadena, TX
  • Average snowfall in April: 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 April
Pasadena, TX

Average snowfall days in April - Pasadena, TX
  • Average snowfall days in April: 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 April /
Average sunshine in April
Pasadena, TX

Average daylight in April / Average sunshine in April - Pasadena, TX
  • Average daylight in April: 12h and 5min

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 April: 8h 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 April
Pasadena, TX

Average sunshine days in April - Pasadena, TX
  • Average sunshine days in April: 12.3 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 April
Pasadena, TX

Average UV index in April - Pasadena, TX
  • Average UV index in April: 6

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 April
Pasadena, TX

Average cloud cover in April - Pasadena, TX
  • Average cloud cover in April: 39

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 April
Pasadena, TX

Average visibility in April - Pasadena, TX
  • Average visibility in April: 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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