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
The start of April brings a shift in the average high-temperature, increasing from March's chilly 46.4°F (8°C) to a refreshing 58.3°F (14.6°C). During the nights in April, an average low-temperature of 42.3°F (5.7°C) is observed.Humidity
In Blue Grass, the average relative humidity in April is 74%.Rainfall
In April, the rain falls for 17 days. Throughout April, 3.46" (88mm) of precipitation is accumulated. In Blue Grass, Iowa, during the entire year, the rain falls for 151.1 days and collects up to 31.14" (791mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Blue Grass. April is the last month it regularly snows in Blue Grass. During 1.1 snowfall days, in April, Blue Grass aggregates 0.67" (17mm) of snow. Throughout the year, in Blue Grass, there are 39.2 snowfall days, and 16.54" (420mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 22min.On the first day of the month, sunrise is at 6:44 am and sunset at 7:28 pm. On the last day of April, sunrise is at 6:00 am and sunset at 8:00 pm CDT.
Sunshine
In April, the average sunshine is 7.8h.UV index
In Blue Grass, Iowa, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 3 in April interprets into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What are the temperatures in Blue Grass in April?
What is the average humidity in April in Blue Grass?
How many days does it rain in April in Blue Grass?
What is the last month it snows in Blue Grass?
What is the average length of the day in April in Blue Grass?
What time are sunrise and sunset in April in Blue Grass?
How long on average sun shines in April in Blue Grass?
What is the UV index intensity in April in Blue Grass?
Average temperature in April
Blue Grass, IA
- Average high temperature in April: 58.3°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (27.7°F).
- Average low temperature in April: 42.3°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure in April
Blue Grass, IA
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Blue Grass, IA
- Average wind speed in April: 10.6mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in April
Blue Grass, IA
- Average humidity in April: 74%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Blue Grass, IA
- Average rainfall in April: 3.46"
The wettest month (with the highest rainfall) is May (5").
The driest month (with the least rainfall) is February (1.38").
Average rainfall days in April
Blue Grass, IA
- Average rainfall days in April: 17 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (4.6 days).
Average snowfall in April
Blue Grass, IA
- Average snowfall in April: 0.67"
The month with the highest snowfall is January (4.88").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Blue Grass, IA
- Average snowfall days in April: 1.1 days
The month with the highest number of snowfall days is January (11.6 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
Blue Grass, IA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in April
Blue Grass, IA
- Average sunshine days in April: 11.8 days
The month with the most sunshine days is December (17.4 days).
The months with the least sunshine days are May and June (8.3 days).
Average UV index in April
Blue Grass, IA
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Blue Grass, IA
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Blue Grass, IA
- 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).
Blue Grass, Iowa, USA
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