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 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 arrival of April corresponds with a light shift in temperature, down from a moderately hot 27.6°C (81.7°F) in March to a still warm 24.4°C (75.9°F). Throughout April, the nighttime temperature in Derby averages to a fresh 12.8°C (55°F).Humidity
The average relative humidity in April in Derby is 57%.Rainfall
In April, the rain falls for 10.5 days. Throughout April, 30mm (1.18") of precipitation is accumulated. Throughout the year, there are 118.3 rainfall days, and 411mm (16.18") of precipitation is accumulated.Daylight
The average length of the day in April is 11h and 29min.On the first day of April in Derby, sunrise is at 06:21 and sunset at 18:10. On the last day of the month, sunrise is at 06:35 and sunset at 17:43 SAST.
Sunshine
In Derby, the average sunshine in April is 7.8h.UV index
The average daily maximum UV index in April in Derby, South Africa, is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum daily UV index of 5 during April morphs into the following directions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What are April temperatures in Derby?
What is the average humidity in April in Derby?
How much does it rain in Derby in April?
What is the average length of the day in April in Derby?
When are sunrise and sunset in April in Derby?
How many hours of sunshine does Derby have in April?
What is the UV index reading in April in Derby?
Average temperature in April
Derby, South Africa
- Average high temperature in April: 24.4°C
The warmest month (with the highest average high temperature) is January (29.3°C).
The month with the lowest average high temperature is July (18.9°C).
- Average low temperature in April: 12.8°C
The months with the highest average low temperature are January and December (18°C).
The coldest month (with the lowest average low temperature) is July (6.3°C).
Average pressure in April
Derby, South Africa
- Average pressure in April: 1018.4mbar
The month with the highest atmospheric pressure is July (1024.4mbar).
The month with the lowest atmospheric pressure is January (1012.3mbar).
Average wind speed in April
Derby, South Africa
- Average wind speed in April: 7.3km/h
The windiest month (with the highest average wind speed) is October (10.6km/h).
The calmest months (with the lowest average wind speed) are March and May (7km/h).
Average humidity in April
Derby, South Africa
- Average humidity in April: 57%
The month with the highest relative humidity is February (61%).
The month with the lowest relative humidity is September (32%).
Average rainfall in April
Derby, South Africa
- Average rainfall in April: 30mm
The wettest month (with the highest rainfall) is December (95mm).
The driest months (with the least rainfall) are July and August (1mm).
Average rainfall days in April
Derby, South Africa
- Average rainfall days in April: 10.5 days
The month with the highest number of rainy days is January (20.7 days).
The month with the least rainy days is August (1 days).
Average daylight in April /
Average sunshine in April
Derby, South Africa
- Average daylight in April: 11h and 3min
The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is October (Average sunshine: 11h and 54min).
The months with the least sunshine are June and August (Average sunshine: 7h and 30min).
Average sunshine days in April
Derby, South Africa
- Average sunshine days in April: 16.8 days
The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is January (6.6 days).
Average UV index in April
Derby, South Africa
- Average UV index in April: 5
The months with the highest UV index are January, February, March, October, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in April
Derby, South Africa
- Average cloud cover in April: 19
The months with the most cloud cover are January and December (Cloud cover 24).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in April
Derby, South Africa
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Derby, South Africa
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