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
As March gives way to April, the average high-temperature displays an increase, moving from a cool 52.3°F (11.3°C) to a refreshing 64.2°F (17.9°C). Williams encounters an average low-temperature of 46°F (7.8°C) during April nights.Humidity
In April, the average relative humidity is 78%.Rainfall
In Williams, in April, it is raining for 13.9 days, with typically 1.89" (48mm) of accumulated precipitation. In Williams, during the entire year, the rain falls for 135.6 days and collects up to 17.64" (448mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Williams. April is the last month it regularly snows in Williams, Indiana. During 0.5 snowfall days, in April, Williams aggregates 0.04" (1mm) of snow. In Williams, Indiana, during the entire year, snow falls for 24.4 days and aggregates up to 4.41" (112mm) of snow.Daylight
The average length of the day in April is 13h and 14min.On the first day of the month, sunrise is at 7:29 am and sunset at 8:10 pm. On the last day of April, in Williams, Indiana, sunrise is at 6:49 am and sunset at 8:38 pm EDT.
Sunshine
The average sunshine in April is 7.3h.UV index
In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 4 in April, converts into the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What are April temperatures in Williams?
What is the average humidity in April in Williams?
How many days does it rain in April in Williams?
What is the last month it snows in Williams?
What is the average length of the day in April in Williams?
When are sunrise and sunset in April in Williams?
How many hours of sunshine does Williams have in April?
What is the UV index reading in April in Williams?
Average temperature in April
Williams, IN
- Average high temperature in April: 64.2°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in April: 46°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 (23.4°F).
Average pressure in April
Williams, 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
Williams, IN
- Average wind speed in April: 7.8mph
The windiest months (with the highest average wind speed) are January, February and April (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in April
Williams, IN
- Average humidity in April: 78%
The months with the highest relative humidity are February, May and December (81%).
The month with the lowest relative humidity is October (75%).
Average rainfall in April
Williams, IN
- Average rainfall in April: 1.89"
The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in April
Williams, IN
- Average rainfall days in April: 13.9 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in April
Williams, IN
- Average snowfall in April: 0.04"
The month with the highest snowfall is March (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Williams, IN
- Average snowfall days in April: 0.5 days
The month with the highest number of snowfall days is February (6.6 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
Williams, IN
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- 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 December (Average sunshine: 4h and 12min).
Average sunshine days in April
Williams, IN
- Average sunshine days in April: 13.9 days
The month with the most sunshine days is October (21.2 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in April
Williams, 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, November and December (UV index 2).
Average cloud cover in April
Williams, IN
- Average cloud cover in April: 45
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in April
Williams, IN
- Average visibility in April: 6mi
The months with the highest visibility are March, April, October and November (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and December (5mi).
Williams, Indiana, USA
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