April weather forecast
Chattanooga, TN

Panorama of the area of Chattanooga, Tennessee
Panorama of the area of Chattanooga, Tennessee

Weather in April

April in Chattanooga, Tennessee, is an agreeable spring month, with an average temperature fluctuating between 69.4°F (20.8°C) and 49.5°F (9.7°C).

Temperature

In April, the average high-temperature rises from a moderate 59.4°F (15.2°C) in March to an agreeable 69.4°F (20.8°C). In April, in Chattanooga, the average low-temperature is 49.5°F (9.7°C).

Humidity

In Chattanooga, the average relative humidity in April is 76%.

Rainfall

In Chattanooga, in April, it is raining for 14.3 days, with typically 3.78" (96mm) of accumulated precipitation. Throughout the year, in Chattanooga, there are 174.4 rainfall days, and 41.14" (1045mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Chattanooga. April is the last month it regularly snows in Chattanooga. During 0.3 snowfall days, Chattanooga aggregates 0.08" (2mm) of snow. In Chattanooga, during the entire year, snow falls for 13.2 days and aggregates up to 4.17" (106mm) of snow.

Daylight

In April, the average length of the day in Chattanooga, Tennessee, is 13h and 5min.
On the first day of April in Chattanooga, sunrise is at 7:27 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 8:25 pm EDT.

Sunshine

In April, the average sunshine in Chattanooga, Tennessee, is 8h.

UV index

In Chattanooga, the average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In April, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in April in Chattanooga?

In Chattanooga, in April, the average high-temperature is 69.4°F (20.8°C), and the average low-temperature is 49.5°F (9.7°C).

What is the average humidity in April in Chattanooga?

The average relative humidity in April is 76%.

How many days does it rain in April in Chattanooga?

In Chattanooga, Tennessee, during April, the rain falls for 14.3 days and regularly aggregates up to 3.78" (96mm) of precipitation.

What is the last month it snows in Chattanooga?

April is the last month it regularly snows in Chattanooga. During 0.3 snowfall days, in April, Chattanooga aggregates 0.08" (2mm) of snow.

How many hours of daylight does Chattanooga have in April?

The average day length in April in Chattanooga is 13h and 5min.

When is the sunrise / sunset in April in Chattanooga?

On the first day of April, sunrise is at 7:27 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 8:25 pm EDT.

How long on average sun shines in April in Chattanooga?

The average sunshine duration in April in Chattanooga is 8h.

How high is the UV index in April in Chattanooga?

In Chattanooga, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Chattanooga, TN

Average temperature in April - Chattanooga, TN
  • Average high temperature in April: 69.4°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in April: 49.5°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

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Average pressure in April
Chattanooga, TN

Average pressure in April - Chattanooga, TN
  • Average pressure in April: 30.01"Hg

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

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Average wind speed in April
Chattanooga, TN

Average wind speed in April - Chattanooga, TN
  • Average wind speed in April: 6.3mph

The windiest month (with the highest average wind speed) is February (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

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Average humidity in April
Chattanooga, TN

Average humidity in April - Chattanooga, TN
  • Average humidity in April: 76%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, July, August, October and November (75%).

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Average rainfall in April
Chattanooga, TN

Average rainfall in April - Chattanooga, TN
  • Average rainfall in April: 3.78"

The wettest month (with the highest rainfall) is December (4.37").
The driest month (with the least rainfall) is September (2.56").

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Average rainfall days in April
Chattanooga, TN

Average rainfall days in April - Chattanooga, TN
  • Average rainfall days in April: 14.3 days

The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (9.8 days).

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Average snowfall in April
Chattanooga, TN

Average snowfall in April - Chattanooga, TN
  • Average snowfall in April: 0.08"

The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in April
Chattanooga, TN

Average snowfall days in April - Chattanooga, TN
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is January (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in April /
Average sunshine in April
Chattanooga, TN

Average daylight in April / Average sunshine in April - Chattanooga, TN
  • Average daylight in April: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 29min).
The month with the shortest days is December (Average daylight: 9h and 51min).

  • Average sunshine in April: 8h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in April
Chattanooga, TN

Average sunshine days in April - Chattanooga, TN
  • Average sunshine days in April: 13.4 days

The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (9.4 days).

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Average UV index in April
Chattanooga, TN

Average UV index in April - Chattanooga, TN
  • Average UV index in April: 5

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

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Average cloud cover in April
Chattanooga, TN

Average cloud cover in April - Chattanooga, TN
  • Average cloud cover in April: 39

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 31).

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Average visibility in April
Chattanooga, TN

Average visibility in April - Chattanooga, TN
  • Average visibility in April: 5mi

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

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