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 temperature increase, moving from a cool 50.5°F (10.3°C) in March to a comfortable 61.7°F (16.5°C). Throughout April, the nighttime temperature in Sidney averages to a frosty 44.1°F (6.7°C).Humidity
The average relative humidity in April is 69%.Rainfall
In Sidney, in April, it is raining for 14.3 days, with typically 2.2" (56mm) of accumulated precipitation. In Sidney, during the entire year, the rain falls for 125.6 days and collects up to 26.14" (664mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 1 snowfall days, in April, Sidney aggregates 1.14" (29mm) of snow. Throughout the year, there are 29.3 snowfall days, and 10.71" (272mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 20min.On the first day of April in Sidney, sunrise is at 7:04 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:18 pm CDT.
Sunshine
In Sidney, the average sunshine in April is 8.3h.UV index
The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 4 during April leads to these instructions:
Exercise prevention - Protecting skin and eyes from harm is required. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Sidney in April?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How long on average sun shines in April in Sidney?
What is the UV index reading in April?
Average temperature in April
Sidney, IA
- Average high temperature in April: 61.7°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in April: 44.1°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in April
Sidney, IA
- Average pressure in April: 29.91"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in April
Sidney, IA
- Average wind speed in April: 10.3mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in April
Sidney, IA
- Average humidity in April: 69%
The months with the highest relative humidity are January and July (79%).
The month with the lowest relative humidity is October (67%).
Average rainfall in April
Sidney, IA
- Average rainfall in April: 2.2"
The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in April
Sidney, IA
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (3.9 days).
Average snowfall in April
Sidney, IA
- Average snowfall in April: 1.14"
The month with the highest snowfall is January (3.11").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Sidney, IA
- Average snowfall days in April: 1 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Sidney, IA
- 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 18min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in April
Sidney, IA
- Average sunshine days in April: 13.6 days
The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in April
Sidney, IA
- 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
Sidney, IA
- Average cloud cover in April: 42
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in April
Sidney, 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).
Sidney, Iowa, USA
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