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 April, the meteorological conditions subtly change with the average high-temperature edging from a cool 10.2°C (50.4°F) in March to a mild 13.6°C (56.5°F). Henley-on-Thames observes an average low-temperature of 4.6°C (40.3°F) during April nights.Humidity
The average relative humidity in April in Henley-on-Thames is 81%.Rainfall
In Henley-on-Thames, during April, the rain falls for 10.8 days and regularly aggregates up to 12mm (0.47") of precipitation. Throughout the year, in Henley-on-Thames, there are 129.3 rainfall days, and 204mm (8.03") of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
In Henley-on-Thames, United Kingdom, the average length of the day in April is 13h and 54min.On the first day of April in Henley-on-Thames, sunrise is at 6:37 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:25 pm BST.
Sunshine
The average sunshine in April in Henley-on-Thames, United Kingdom, is 7.5h.UV index
In Henley-on-Thames, United Kingdom, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In April, a daily UV index of 3 turns into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. Around midday, solar radiation is most harmful; hence, exposure should be limited. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
What are April temperatures in Henley-on-Thames?
What is the average humidity in April in Henley-on-Thames?
How many days does it rain in April in Henley-on-Thames?
When it does not snow in Henley-on-Thames?
Does it snow in Henley-on-Thames in April?
What is the average length of the day in April in Henley-on-Thames?
When is the sunrise / sunset in April in Henley-on-Thames?
How long on average sun shines in April in Henley-on-Thames?
What is the UV index intensity in April in Henley-on-Thames?
Average temperature in April
Henley-on-Thames, United Kingdom
- Average high temperature in April: 13.6°C
The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in April: 4.6°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).
Average pressure in April
Henley-on-Thames, United Kingdom
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in April
Henley-on-Thames, United Kingdom
- Average wind speed in April: 13.7km/h
The windiest month (with the highest average wind speed) is February (18km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in April
Henley-on-Thames, United Kingdom
- Average humidity in April: 81%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are July and August (78%).
Average rainfall in April
Henley-on-Thames, United Kingdom
- Average rainfall in April: 12mm
The wettest month (with the highest rainfall) is November (25mm).
The driest months (with the least rainfall) are May and September (11mm).
Average rainfall days in April
Henley-on-Thames, United Kingdom
- Average rainfall days in April: 10.8 days
The month with the highest number of rainy days is August (12.7 days).
The month with the least rainy days is September (8 days).
Average snowfall in April
Henley-on-Thames, United Kingdom
- Average snowfall in April: 0mm
The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in April
Henley-on-Thames, United Kingdom
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Henley-on-Thames, United Kingdom
- Average daylight in April: 13h and 5min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in April: 7h and 3min
The month with the most sunshine is July (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in April
Henley-on-Thames, United Kingdom
- Average sunshine days in April: 16.4 days
The month with the most sunshine days is September (18.8 days).
The months with the least sunshine days are June and August (13.6 days).
Average UV index in April
Henley-on-Thames, United Kingdom
- Average UV index in April: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Henley-on-Thames, United Kingdom
- Average cloud cover in April: 50
The month with the most cloud cover is November (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 49).
Average visibility in April
Henley-on-Thames, United Kingdom
- Average visibility in April: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
Henley-on-Thames, United Kingdom
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