April weather forecastSmithville, TN
April
Weather in April
April in Smithville, Tennessee, is an agreeable spring month, with temperature in the range of an average high of 68.5°F (20.3°C) and an average low of 48.7°F (9.3°C).Temperature
Smithville's transition into April brings a rise in the average high-temperature, moving from a mild 57.9°F (14.4°C) in March to an agreeable 68.5°F (20.3°C). Throughout April, the nighttime temperature in Smithville averages to a frosty 48.7°F (9.3°C).Humidity
In April, the average relative humidity is 77%.Rainfall
In Smithville, Tennessee, in April, during 15.3 rainfall days, 4.49" (114mm) of precipitation is typically accumulated. Throughout the year, in Smithville, there are 184.1 rainfall days, and 45.87" (1165mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.3 snowfall days, in April, Smithville aggregates 0.16" (4mm) of snow. In Smithville, during the entire year, snow falls for 18.9 days and aggregates up to 5.75" (146mm) of snow.Daylight
The average length of the day in April is 13h and 8min.On the first day of April, sunrise is at 6:28 am and sunset at 7:05 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 7:29 pm CDT.
Sunshine
In April, the average sunshine is 9h.UV index
The average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in April converts into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Smithville, TN
- Average high temperature in April: 68.5°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (44.4°F).
- Average low temperature in April: 48.7°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in April
Smithville, TN
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in April
Smithville, TN
- Average wind speed in April: 7.1mph
The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in April
Smithville, TN
- Average humidity in April: 77%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in April
Smithville, TN
- Average rainfall in April: 4.49"
The wettest month (with the highest rainfall) is July (4.96").
The driest month (with the least rainfall) is September (2.64").
Average rainfall days in April
Smithville, TN
- Average rainfall days in April: 15.3 days
The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is November (10.2 days).
Average snowfall in April
Smithville, TN
- Average snowfall in April: 0.16"
The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Smithville, TN
- Average snowfall days in April: 0.3 days
The months with the highest number of snowfall days are January and February (5.6 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
Smithville, TN
- Average daylight in April: 13h and 6min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in April: 9h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in April
Smithville, TN
- Average sunshine days in April: 13.1 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (8 days).
Average UV index in April
Smithville, 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, February and December (UV index 2).
Average cloud cover in April
Smithville, TN
- Average cloud cover in April: 39
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in April
Smithville, TN
- Average visibility in April: 6mi
The months with the highest visibility are April, June, October, November and December (6mi).
The months with the lowest visibility are January, February, March, May, July, August and September (5mi).





