April weather forecastSmithville, IN
April
Weather in April
April in Smithville, Indiana, is a comfortable spring month, with an average temperature ranging between min 45.9°F (7.7°C) and max 63.1°F (17.3°C).Temperature
With the onset of April, the average high-temperature slightly shifts from March's fresh 51.6°F (10.9°C) to an enjoyable 63.1°F (17.3°C). The mean low-temperature during April nights is a frosty 45.9°F (7.7°C).Humidity
The average relative humidity in April is 78%.Rainfall
The month with the most rainfall is April, when the rain falls for 15.3 days and typically aggregates up to 3.11" (79mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.9 snowfall days, in April, Smithville aggregates 0.16" (4mm) of snow. In Smithville, during the entire year, snow falls for 26.7 days and aggregates up to 9.13" (232mm) of snow.Daylight
In Smithville, the average length of the day in April is 13h and 15min.On the first day of April, sunrise is at 7:29 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 8:38 pm EDT.
Sunshine
In April, the average sunshine is 7.2h.UV index
In Smithville, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 4 during April translates into these guidelines:
Take precautions - Protection against sun damage is advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Smithville, IN
- Average high temperature in April: 63.1°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in April: 45.9°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in April
Smithville, IN
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Smithville, IN
- Average wind speed in April: 8.3mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in April
Smithville, IN
- Average humidity in April: 78%
The months with the highest relative humidity are May and December (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in April
Smithville, IN
- Average rainfall in April: 3.11"
The wettest month (with the highest rainfall) is April (3.11").
The driest months (with the least rainfall) are September and October (1.65").
Average rainfall days in April
Smithville, IN
- Average rainfall days in April: 15.3 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in April
Smithville, IN
- Average snowfall in April: 0.16"
The month with the highest snowfall is March (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Smithville, IN
- Average snowfall days in April: 0.9 days
The month with the highest number of snowfall days is January (7.1 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, IN
- Average daylight in April: 13h and 18min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 7h and 12min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in April
Smithville, IN
- Average sunshine days in April: 12.8 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in April
Smithville, IN
- Average UV index in April: 4
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, October and December (UV index 2).
Average cloud cover in April
Smithville, IN
- Average cloud cover in April: 44
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in April
Smithville, IN
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).





