April weather forecast and climate
Altoona, AL

April is an agreeable spring month in Altoona, Alabama, with average temperature fluctuating between 51.8°F (11°C) and 72.1°F (22.3°C).

Temperature

In Altoona, the average high-temperature increases, from a comfortable 62.2°F (16.8°C) in March, to a pleasant 72.1°F (22.3°C). In Altoona, in April, the average low-temperature is 51.8°F (11°C).

Humidity

In April, the average relative humidity is 76%.

Rainfall

In April, the rain falls for 14.1 days. Throughout April, 4.09" (104mm) of precipitation is accumulated. In Altoona, Alabama, during the entire year, the rain falls for 180.2 days and collects up to 42.24" (1073mm) of precipitation.

Snowfall

April through October are months without snowfall in Altoona.

Daylight

In April, the average length of the day in Altoona is 13.1h.

Sunshine

In Altoona, the average sunshine in April is 9.2h.

UV index

The average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in April in Altoona?

In Altoona, Alabama, in April, the average high-temperature is 72.1°F (22.3°C), and the average low-temperature is 51.8°F (11°C).

What is the average humidity in April in Altoona?

In April, the average relative humidity is 76%.

How much does it rain in Altoona in April?

In April, in Altoona, Alabama, the rain falls for 14.1 days. Throughout April, 4.09" (104mm) of precipitation is accumulated.

Does it snow in Altoona in April?

In April, in Altoona, Alabama, it doesn't snow. March is the latest month when it typically snows.

When it does not snow in Altoona?

In Altoona, Alabama, snow does not fall in April through October.

How many hours of daylight does Altoona have in April?

In Altoona, the average length of the day in April is 13.1h.

How long on average sun shines in April in Altoona?

In April, the average sunshine in Altoona is 9.2h.

How high is the UV index in April in Altoona?

The average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in April - Altoona, AL
  • Average high temperature in April: 72.1°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (49.1°F).

  • Average low temperature in April: 51.8°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (34°F).

Average pressure in April - Altoona, AL
  • Average pressure in April: 30.01"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.98").

Average wind speed in April - Altoona, AL
  • Average wind speed in April: 7.5mph

The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in April - Altoona, AL
  • Average humidity in April: 76%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).

Average rainfall in April - Altoona, AL
  • Average rainfall in April: 4.09"

The wettest month (with the highest rainfall) is August (4.41").
The driest month (with the least rainfall) is October (2.4").

Average rainfall days in April - Altoona, AL
  • Average rainfall days in April: 14.1 days

The month with the highest number of rainy days is July (22.2 days).
The month with the least rainy days is November (10.1 days).

Average snowfall in April - Altoona, AL
  • Average snowfall in April: 0"

The month with the highest snowfall is January (0.71").
Months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in April - Altoona, AL
  • Average snowfall days in April: 0.2 days

The month with the highest number of snowfall days is February (1.2 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in April / Average sunshine in April - Altoona, AL
  • Average daylight in April: 13.1h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in April: 9.2h

The month with the most sunshine is June (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4.5h).

Average sunshine days in April - Altoona, AL
  • Average sunshine days in April: 14.3 days

Months with the most sunshine days are October and November (18.5 days).
The month with the least sunshine days is July (7.8 days).

Average UV index in April - Altoona, AL
  • Average UV index in April: 5

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January and December (UV index 2).

Average cloud cover in April - Altoona, AL
  • Average cloud cover in April: 37

The month with the most cloud cover is February (Cloud cover 51).
Months with the least cloud cover are June and September (Cloud cover 32).

Average visibility in April - Altoona, AL
  • Average visibility in April: 6mi

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