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 sees a rise in the average high-temperature, climbing from a frosty 44.6°F (7°C) in March to a moderate 56.8°F (13.8°C). An average nighttime temperature of 40.5°F (4.7°C) is noted in Polo during the month of April.Humidity
In April, the average relative humidity is 75%.Rainfall
In April, the rain falls for 16.5 days. Throughout April, 3.66" (93mm) of precipitation is accumulated. Throughout the year, there are 152.3 rainfall days, and 32.6" (828mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Polo. April is the last month it regularly snows in Polo. During 2.2 snowfall days, in April, Polo aggregates 0.87" (22mm) of snow. Throughout the year, there are 44 snowfall days, and 18.5" (470mm) of snow is accumulated.Daylight
In Polo, the average length of the day in April is 13h and 23min.On the first day of April in Polo, sunrise is at 6:39 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 7:56 pm CDT.
Sunshine
In Polo, Illinois, the average sunshine in April is 7.3h.UV index
In Polo, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 3 during April translates into these guidelines:
Take necessary precautions - Defending against sun damage is advocated. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. 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 temperature in April in Polo?
What is the average humidity in April in Polo?
How many days does it rain in April in Polo?
What is the last month it snows in Polo?
What is the average length of the day in April in Polo?
When is the sunrise / sunset in April in Polo?
How long on average sun shines in April in Polo?
What is the UV index reading in April in Polo?
Average temperature in April
Polo, IL
- Average high temperature in April: 56.8°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in April: 40.5°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).
Average pressure in April
Polo, IL
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Polo, IL
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in April
Polo, IL
- Average humidity in April: 75%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).
Average rainfall in April
Polo, IL
- Average rainfall in April: 3.66"
The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is January (1.54").
Average rainfall days in April
Polo, IL
- Average rainfall days in April: 16.5 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in April
Polo, IL
- Average snowfall in April: 0.87"
The month with the highest snowfall is January (5.43").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Polo, IL
- Average snowfall days in April: 2.2 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Polo, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in April
Polo, IL
- Average sunshine days in April: 11.1 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (8.5 days).
Average UV index in April
Polo, IL
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Polo, IL
- Average cloud cover in April: 51
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility in April
Polo, IL
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).
Polo, Illinois, USA
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