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
With the arrival of April, the average high-temperature transitions from a frosty 48.7°F (9.3°C) in March to a mild 60.4°F (15.8°C). Boston's temperature drops to an average low of 43.7°F (6.5°C) during the nights of April.Humidity
In Boston, Indiana, the average relative humidity in April is 77%.Rainfall
In Boston, in April, it is raining for 14.8 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, there are 154.1 rainfall days, and 23.74" (603mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows in Boston. During 1 snowfall days, in April, Boston aggregates 0.43" (11mm) of snow. Throughout the year, there are 33.4 snowfall days, and 9.37" (238mm) of snow is accumulated.Daylight
In April, the average length of the day in Boston is 13h and 17min.On the first day of April in Boston, Indiana, sunrise is at 7:22 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 8:33 pm EDT.
Sunshine
The average sunshine in April in Boston is 7.4h.UV index
The average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In April, a regular UV index of 4 translates into these guidelines:
Adopt protective measures - It is advised to guard against sun damage. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What are April temperatures in Boston?
What is the average humidity in April in Boston?
How many days does it rain in April in Boston?
What is the last month it snows in Boston?
What is the average length of the day in April in Boston?
When are sunrise and sunset in April in Boston?
How long on average sun shines in April in Boston?
What is the UV index intensity in April in Boston?
Average temperature in April
Boston, IN
- Average high temperature in April: 60.4°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in April: 43.7°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in April
Boston, IN
- Average pressure in April: 29.96"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Boston, IN
- Average wind speed in April: 9.9mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in April
Boston, IN
- Average humidity in April: 77%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (75%).
Average rainfall in April
Boston, IN
- Average rainfall in April: 2.28"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is November (1.5").
Average rainfall days in April
Boston, IN
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in April
Boston, IN
- Average snowfall in April: 0.43"
The month with the highest snowfall is December (2.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Boston, IN
- Average snowfall days in April: 1 days
The month with the highest number of snowfall days is January (9.2 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
Boston, IN
- Average daylight in April: 13h and 2min
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 24min).
- Average sunshine in April: 7h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in April
Boston, IN
- Average sunshine days in April: 13.1 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in April
Boston, IN
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in April
Boston, IN
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in April
Boston, IN
- 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).
Boston, Indiana, USA
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