Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
April witnesses an increase in the average high-temperature, moving from a refreshing 59°F (15°C) in March to a pleasant 69.4°F (20.8°C). An average nighttime temperature of 50°F (10°C) is witnessed throughout April.Humidity
In April, the average relative humidity is 76%.Rainfall
In April, in Saint Johns, Tennessee, the rain falls for 10.2 days. Throughout April, 1.1" (28mm) of precipitation is accumulated. In Saint Johns, during the entire year, the rain falls for 123.1 days and collects up to 12.76" (324mm) of precipitation.Snowfall
In Saint Johns, snow does not fall in April through October.Daylight
In April, the average length of the day is 13h and 8min.On the first day of April in Saint Johns, sunrise is at 6:30 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 7:31 pm CDT.
Sunshine
In April, the average sunshine in Saint Johns is 9h.UV index
The average daily maximum UV index in April in Saint Johns is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In April, the maximum UV index of 5 transforms into these recommendations:
Exercise prevention - Warding off sunburn is urged. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What is the average April temperature in Saint Johns?
What is the average humidity in April in Saint Johns?
How much does it rain in Saint Johns in April?
When it does not snow in Saint Johns?
Does it snow in Saint Johns in April?
What is the average length of the day in April in Saint Johns?
What time are sunrise and sunset in April in Saint Johns?
How many hours of sunshine does Saint Johns have in April?
What is the UV index intensity in April in Saint Johns?
Average temperature in April
Saint Johns, TN
- Average high temperature in April: 69.4°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in April: 50°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in April
Saint Johns, 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
Saint Johns, TN
- Average wind speed in April: 7.6mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in April
Saint Johns, TN
- Average humidity in April: 76%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (74%).
Average rainfall in April
Saint Johns, TN
- Average rainfall in April: 1.1"
The wettest month (with the highest rainfall) is February (1.5").
The driest month (with the least rainfall) is September (0.39").
Average rainfall days in April
Saint Johns, TN
- Average rainfall days in April: 10.2 days
The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is November (7.3 days).
Average snowfall in April
Saint Johns, TN
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Saint Johns, TN
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is January (3.8 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
Saint Johns, TN
- Average daylight in April: 13h and 1min
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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in April
Saint Johns, TN
- Average sunshine days in April: 16.7 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in April
Saint Johns, 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
Saint Johns, TN
- Average cloud cover in April: 38
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in April
Saint Johns, TN
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Saint Johns, Tennessee, USA
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