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
In Derby, the average high-temperature in April slightly rises, from a moderate 58.3°F (14.6°C) in March, to a still refreshing 66.9°F (19.4°C). During April nights, Derby witnesses a consistent average temperature of 47.5°F (8.6°C).Humidity
In April, the average relative humidity is 67%.Rainfall
In April, the rain falls for 14.1 days. Throughout April, 2.36" (60mm) of precipitation is accumulated. Throughout the year, there are 126.5 rainfall days, and 25" (635mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Derby, in April, during 0.3 snowfall days, 0.2" (5mm) of snow is typically accumulated. Throughout the year, there are 16.1 snowfall days, and 6.57" (167mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 11min.On the first day of the month, sunrise is at 7:13 am and sunset at 7:52 pm. On the last day of April, sunrise is at 6:33 am and sunset at 8:18 pm CDT.
Sunshine
In Derby, Kansas, the average sunshine in April is 8.6h.UV index
The average daily maximum UV index in April is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In April, the average maximum UV index of 5 translates into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | 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 many days does it snow in April?
What is the average length of the day in April?
When are sunrise and sunset in April in Derby?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Derby, KS
- Average high temperature in April: 66.9°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (43.3°F).
- Average low temperature in April: 47.5°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).
Average pressure in April
Derby, KS
- Average pressure in April: 29.89"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in April
Derby, KS
- Average wind speed in April: 12.2mph
The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity in April
Derby, KS
- Average humidity in April: 67%
The month with the highest relative humidity is May (73%).
The months with the lowest relative humidity are July and October (62%).
Average rainfall in April
Derby, KS
- Average rainfall in April: 2.36"
The wettest month (with the highest rainfall) is May (4.65").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in April
Derby, KS
- Average rainfall days in April: 14.1 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (4.4 days).
Average snowfall in April
Derby, KS
- Average snowfall in April: 0.2"
The month with the highest snowfall is February (2.28").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Derby, KS
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is February (4.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Derby, KS
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 8h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).
Average sunshine days in April
Derby, KS
- Average sunshine days in April: 13.7 days
The month with the most sunshine days is January (22.8 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in April
Derby, KS
- Average UV index in April: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Derby, KS
- Average cloud cover in April: 36
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in April
Derby, KS
- 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).
Derby, Kansas, USA
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