April weather forecast
Hydro, TN

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Weather in April

April is an agreeable spring month in Hydro, Tennessee, with an average temperature fluctuating between 51.3°F (10.7°C) and 69.4°F (20.8°C).

Temperature

The transition to April introduces an increase in the average high-temperature, shifting from a refreshing 59.7°F (15.4°C) in March to an agreeable 69.4°F (20.8°C). April nights experience a consistent temperature drop to a cool 51.3°F (10.7°C).

Humidity

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

Rainfall

In Hydro, in April, it is raining for 9.8 days, with typically 1.46" (37mm) of accumulated precipitation. In Hydro, Tennessee, during the entire year, the rain falls for 130.6 days and collects up to 16.89" (429mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.2 snowfall days, in April, Hydro aggregates 0.04" (1mm) of snow. In Hydro, during the entire year, snow falls for 7.9 days and aggregates up to 1.26" (32mm) of snow.

Daylight

In Hydro, the average length of the day in April is 13h and 7min.
On the first day of the month, sunrise is at 6:37 am and sunset at 7:14 pm. On the last day of April, sunrise is at 6:00 am and sunset at 7:38 pm CDT.

Sunshine

In April, the average sunshine is 9.1h.

UV index

In Hydro, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 5 during April leads to these advisories:
Prioritize safety - Recommendations to avert sunburn are shared. To guard against the harmful effects of the Sun, minimize exposure during midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are April temperatures?

In April, the average high-temperature and low-temperature are 69.4°F (20.8°C) and 51.3°F (10.7°C) respectively.

What is the average humidity in April?

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

How many days does it rain in April?

In Hydro, during April, the rain falls for 9.8 days and regularly aggregates up to 1.46" (37mm) of precipitation.

What is the last month it snows?

April is the last month it regularly snows. During 0.2 snowfall days, in April, Hydro aggregates 0.04" (1mm) of snow.

How many hours of daylight does Hydro have in April?

The average day length in April is 13h and 7min.

When are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:37 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 7:38 pm CDT.

How many hours of sunshine does Hydro have in April?

In April, the average sunshine duration is 9.1h.

What is the UV index reading in April?

The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe 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
Hydro, TN

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

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (45.5°F).

  • Average low temperature in April: 51.3°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 (31.6°F).

Average pressure in April
Hydro, TN

Average pressure in April - Hydro, TN
  • Average pressure in April: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in April
Hydro, TN

Average wind speed in April - Hydro, TN
  • Average wind speed in April: 8.1mph

The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

Average humidity in April
Hydro, TN

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

The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (73%).

Average rainfall in April
Hydro, TN

Average rainfall in April - Hydro, TN
  • Average rainfall in April: 1.46"

The wettest month (with the highest rainfall) is February (1.97").
The driest month (with the least rainfall) is September (0.94").

Average rainfall days in April
Hydro, TN

Average rainfall days in April - Hydro, TN
  • Average rainfall days in April: 9.8 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (7.7 days).

Average snowfall in April
Hydro, TN

Average snowfall in April - Hydro, TN
  • Average snowfall in April: 0.04"

The month with the highest snowfall is November (0.35").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in April
Hydro, TN

Average snowfall days in April - Hydro, TN
  • Average snowfall days in April: 0.2 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in April / Average sunshine in April - Hydro, TN
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in April: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in April
Hydro, TN

Average sunshine days in April - Hydro, TN
  • Average sunshine days in April: 17.7 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (12.4 days).

Average UV index in April
Hydro, TN

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

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in April
Hydro, TN

Average cloud cover in April - Hydro, TN
  • Average cloud cover in April: 38

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in April
Hydro, TN

Average visibility in April - Hydro, TN
  • Average visibility in April: 6mi

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

Hydro, Tennessee, USA

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