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 transitions into April, a change in temperatures is observed, with average highs moving from a cool 51.3°F (10.7°C) to a refreshing 63.1°F (17.3°C). An average temperature of 45.9°F (7.7°C) marks the nights in April.Humidity
In Bluff Springs, Illinois, the average relative humidity in April is 74%.Rainfall
In Bluff Springs, during April, the rain falls for 15.3 days and regularly aggregates up to 3.27" (83mm) of precipitation. In Bluff Springs, during the entire year, the rain falls for 142.2 days and collects up to 27.95" (710mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 0.8 snowfall days, in April, Bluff Springs aggregates 0.12" (3mm) of snow. Throughout the year, there are 31.2 snowfall days, and 11.85" (301mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 17min.On the first day of the month, sunrise is at 6:43 am and sunset at 7:26 pm. On the last day of April, sunrise is at 6:01 am and sunset at 7:55 pm CDT.
Sunshine
In April, the average sunshine is 8.1h.UV index
The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 4 during April leads to these advisories:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April?
How much does it rain in April?
What is the last month it snows in Bluff Springs?
How many hours of daylight does Bluff Springs have in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Bluff Springs have in April?
What is the UV index intensity in April?
Average temperature in April
Bluff Springs, IL
- Average high temperature in April: 63.1°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (32.7°F).
- Average low temperature in April: 45.9°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in April
Bluff Springs, IL
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Bluff Springs, IL
- Average wind speed in April: 10.1mph
The windiest months (with the highest average wind speed) are January, February and April (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in April
Bluff Springs, IL
- Average humidity in April: 74%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Bluff Springs, IL
- Average rainfall in April: 3.27"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is December (1.61").
Average rainfall days in April
Bluff Springs, IL
- Average rainfall days in April: 15.3 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in April
Bluff Springs, IL
- Average snowfall in April: 0.12"
The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Bluff Springs, IL
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (10.1 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
Bluff Springs, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 8h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in April
Bluff Springs, IL
- Average sunshine days in April: 11.8 days
The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in April
Bluff Springs, IL
- 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
Bluff Springs, IL
- Average cloud cover in April: 45
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July, August and September (Cloud cover 30).
Average visibility in April
Bluff Springs, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Bluff Springs, Illinois, USA
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