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's arrival brings a change in high-temperatures, moving from a cold 42.4°F (5.8°C) in March to a moderate 55.6°F (13.1°C). During the month of April, the temperature falls to an average of 39.7°F (4.3°C).Humidity
The average relative humidity in April is 69%.Rainfall
In Spencer, during April, the rain falls for 13.3 days and regularly aggregates up to 1.61" (41mm) of precipitation. In Spencer, during the entire year, the rain falls for 112.3 days and collects up to 15.31" (389mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Spencer, in April, snow falls for 2.3 days, with typically accumulated 0.79" (20mm) of snow. In Spencer, during the entire year, snow falls for 45.5 days and aggregates up to 11.14" (283mm) of snow.Daylight
The average length of the day in April is 13h and 26min.On the first day of April, sunrise is at 7:00 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:21 pm CDT.
Sunshine
The average sunshine in April is 7.9h.UV index
In Spencer, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 3 in April converts into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
How many days does it rain in April?
How much does it snow in April?
What is the average length of the day in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Spencer, IA
- Average high temperature in April: 55.6°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.8°F).
- Average low temperature in April: 39.7°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).
Average pressure in April
Spencer, IA
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in April
Spencer, IA
- Average wind speed in April: 11.1mph
The windiest months (with the highest average wind speed) are January and April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).
Average humidity in April
Spencer, IA
- Average humidity in April: 69%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (68%).
Average rainfall in April
Spencer, IA
- Average rainfall in April: 1.61"
The wettest month (with the highest rainfall) is June (2.44").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in April
Spencer, IA
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (2.7 days).
Average snowfall in April
Spencer, IA
- Average snowfall in April: 0.79"
The month with the highest snowfall is February (2.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Spencer, IA
- Average snowfall days in April: 2.3 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Spencer, IA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in April
Spencer, IA
- Average sunshine days in April: 13.7 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in April
Spencer, IA
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in April
Spencer, IA
- 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 July (Cloud cover 30).
Average visibility in April
Spencer, 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).
Spencer, Iowa, USA
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