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's arrival is marked by an increase in the average high-temperature, moving from a frosty 46°F (7.8°C) in March to a mild 57.4°F (14.1°C). Saint John, in April, observes a steady average low-temperature of 42.1°F (5.6°C).Humidity
In Saint John, the average relative humidity in April is 75%.Rainfall
In Saint John, in April, it is raining for 14.6 days, with typically 2.2" (56mm) of accumulated precipitation. In Saint John, during the entire year, the rain falls for 143.5 days and collects up to 21.02" (534mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 1.9 snowfall days, in April, Saint John aggregates 1.1" (28mm) of snow. In Saint John, during the entire year, snow falls for 43.3 days and aggregates up to 10.43" (265mm) of snow.Daylight
In Saint John, the average length of the day in April is 13h and 22min.On the first day of April in Saint John, sunrise is at 6:31 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 7:46 pm CDT.
Sunshine
The average sunshine in April in Saint John, Indiana, is 7.6h.UV index
In Saint John, the average daily maximum UV index in April is 3. 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: The maximum UV index, 3 during April, leads to the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What is the average April temperature in Saint John?
What is the average humidity in April in Saint John?
How much does it rain in Saint John in April?
What is the last month it snows in Saint John?
How many hours of daylight does Saint John have in April?
When is the sunrise / sunset in April in Saint John?
How many hours of sunshine does Saint John have in April?
How high is the UV index in April in Saint John?
Average temperature in April
Saint John, IN
- Average high temperature in April: 57.4°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in April: 42.1°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in April
Saint John, IN
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Saint John, IN
- Average wind speed in April: 9.8mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in April
Saint John, IN
- Average humidity in April: 75%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in April
Saint John, IN
- Average rainfall in April: 2.2"
The wettest month (with the highest rainfall) is May (2.83").
The driest months (with the least rainfall) are February and November (0.98").
Average rainfall days in April
Saint John, IN
- Average rainfall days in April: 14.6 days
The month with the highest number of rainy days is July (17.6 days).
The months with the least rainy days are January and February (5.3 days).
Average snowfall in April
Saint John, IN
- Average snowfall in April: 1.1"
The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Saint John, IN
- Average snowfall days in April: 1.9 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Saint John, IN
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 4min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in April
Saint John, IN
- Average sunshine days in April: 12.1 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (10.5 days).
Average UV index in April
Saint John, IN
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Saint John, IN
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
Saint John, IN
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Saint John, Indiana, USA
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