Houston
Texas, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Houston, TX

A beautiful park in Root square overlooking the central business district of Houston, Texas
A beautiful park in Root square overlooking the central business district of Houston, Texas
April sees many sunny days in Houston and pleasant weather in the average range of 60.1°F (15.6°C) to 80.1°F (26.7°C). Any remaining cold bids adieu by mid-spring as the days gradually warm up.
The rainfall is 3.3" (83.8mm), but the conditions are on the drier side with only seven rainy days during the month. Bluebonnets and other wildflowers prosper everywhere, as spring starts the fishing season in top gear. April removes any remaining traces of frost as the daylight stretches to 13 hours, and the sun shines for a daily 7 hours.

What is the temperature in April in Houston?

The average high-temperature, in April, in Houston, is 79.5°F (26.4°C), while the average low-temperature is 59.4°F (15.2°C).

What is the average humidity in April in Houston?

In April, the average relative humidity in Houston is 73.1%.

How many days does it rain in April in Houston?

In Houston, Texas, during April, the rain falls for 6.8 days and regularly aggregates up to 3.3" (84.1mm) of precipitation.

How many hours of daylight does Houston have in April?

In April, the average length of the day in Houston is 12.9h.

How long on average sun shines in April in Houston?

In April, the average sunshine is 7h.

How high is the UV index in April in Houston?

In April, the average daily maximum UV index in Houston is 10. A UV Index of 8 to 10 symbolizes a very high hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in April - Houston, TX
  • Average high temperature in April: 79.6°F

The warmest month (with the highest average high temperature) is August (94.5°F).
The month with the lowest average high temperature is January (62.9°F).

  • Average low temperature in April: 59.4°F

The month with the highest average low temperature is July (75.1°F).
The coldest month (with the lowest average low temperature) is January (43.2°F).

Average humidity in April - Houston, TX
  • Average humidity in April: 73.1%

The month with the highest relative humidity is September (76.8%).
The month with the lowest relative humidity is March (72.7%).

Average rainfall in April - Houston, TX
  • Average rainfall in April: 3.3"

The wettest month (with the highest rainfall) is June (5.9").
The driest month (with the lowest rainfall) is February (3.2").

Average rainfall days in April - Houston, TX
  • Average rainfall days in April: 6.8 days

The month with the highest number of rainy days is June (10.6 days).
The month with the lowest number of rainy days is April (6.8 days).

Average daylight in April / Average sunshine in April - Houston, TX
  • Average daylight in April: 12.9h

The month with the longest days is June (Average daylight: 14h).
The month with shortest days is December (Average daylight: 10.3h).

  • Average sunshine in April: 7h

The month with most sunshine is July (Average sunshine: 9.5h).
The month with least sunshine is January (Average sunshine: 4.6h).

Average UV index in April - Houston, TX
  • Average UV index in April: 10

Months with the highest UV index are June and July (UV index 11).
Months with the lowest UV index are January and December (UV index 4).