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
Merthyr Mawr transitions into April recording an average high-temperature of a cool 12.3°C (54.1°F), closely aligning with the preceding month's temperature. Merthyr Mawr encounters a steady low-temperature average of 5.8°C (42.4°F) throughout the month of April.Humidity
April and May, with an average relative humidity of 81%, are the least humid months.Rainfall
The month with the least rainfall in Merthyr Mawr is April, when the rain falls for 14.8 days and typically collects 32mm (1.26") of precipitation.Snowfall
In Merthyr Mawr, United Kingdom, snow does not fall in April through November.Daylight
The average length of the day in April is 13h and 54min.On the first day of April, sunrise is at 6:48 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:36 pm BST.
Sunshine
In Merthyr Mawr, United Kingdom, the average sunshine in April is 7.8h.UV index
In April, the average daily maximum UV index in Merthyr Mawr is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 3 during April translates into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Frequently asked questions
What are April temperatures in Merthyr Mawr?
What are the least humid months in Merthyr Mawr?
What is the average humidity in April in Merthyr Mawr?
What is the driest month in Merthyr Mawr?
How many days does it rain in April in Merthyr Mawr?
When it does not snow in Merthyr Mawr?
Does it snow in Merthyr Mawr in April?
What is the average length of the day in April in Merthyr Mawr?
When is the sunrise / sunset in April in Merthyr Mawr?
How long on average sun shines in April in Merthyr Mawr?
What is the UV index intensity in April in Merthyr Mawr?
Average temperature in April
Merthyr Mawr, United Kingdom
- Average high temperature in April: 12.3°C
The warmest month (with the highest average high temperature) is July (18.8°C).
The month with the lowest average high temperature is January (7.5°C).
- Average low temperature in April: 5.8°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is February (4°C).
Average pressure in April
Merthyr Mawr, United Kingdom
- Average pressure in April: 1015.3mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed in April
Merthyr Mawr, United Kingdom
- Average wind speed in April: 16.9km/h
The windiest month (with the highest average wind speed) is December (23.1km/h).
The calmest month (with the lowest average wind speed) is June (15.5km/h).
Average humidity in April
Merthyr Mawr, United Kingdom
- Average humidity in April: 81%
The month with the highest relative humidity is December (86%).
The months with the lowest relative humidity are April and May (81%).
Average rainfall in April
Merthyr Mawr, United Kingdom
- Average rainfall in April: 32mm
The wettest month (with the highest rainfall) is November (79mm).
The driest month (with the least rainfall) is April (32mm).
Average rainfall days in April
Merthyr Mawr, United Kingdom
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is November (19.1 days).
The month with the least rainy days is February (13.9 days).
Average snowfall in April
Merthyr Mawr, United Kingdom
- Average snowfall in April: 0mm
The month with the highest snowfall is December (9mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in April
Merthyr Mawr, United Kingdom
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Merthyr Mawr, 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 5min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in April
Merthyr Mawr, United Kingdom
- Average sunshine days in April: 13.2 days
The month with the most sunshine days is May (13.5 days).
The month with the least sunshine days is November (9 days).
Average UV index in April
Merthyr Mawr, United Kingdom
- Average UV index in April: 3
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Merthyr Mawr, United Kingdom
- Average cloud cover in April: 48
The month with the most cloud cover is November (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 48).
Average visibility in April
Merthyr Mawr, United Kingdom
- Average visibility in April: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Merthyr Mawr, United Kingdom
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