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
April
Weather in April
Temperature
Merthyr Cynog's average high-temperature in April is a fresh 11.4°C (52.5°F), marking an insignificant difference from the 8.5°C (47.3°F) of March. Throughout April, the average low-temperature records at an icy 3.5°C (38.3°F).Humidity
The months with the lowest humidity are April and May, with an average relative humidity of 85%.Rainfall
In Merthyr Cynog, in April, it is raining for 12.8 days, with typically 19mm (0.75") of accumulated precipitation. Throughout the year, in Merthyr Cynog, United Kingdom, there are 147.5 rainfall days, and 288mm (11.34") of precipitation is accumulated.Snowfall
Months with snowfall in Merthyr Cynog are January through April, November and December. April is the last month it regularly snows. During 0.6 snowfall days, in April, Merthyr Cynog aggregates 8mm (0.31") of snow. In Merthyr Cynog, during the entire year, snow falls for 15.7 days and aggregates up to 84mm (3.31") of snow.Daylight
In April, the average length of the day is 13h and 56min.On the first day of the month, sunrise is at 6:47 am and sunset at 7:48 pm. On the last day of April, sunrise is at 5:44 am and sunset at 8:37 pm BST.
Sunshine
The average sunshine in April is 6.2h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The average daily UV index of 3 in April transforms into the following instructions:
Be vigilant - Preventing sunburn is recommended. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Merthyr Cynog in April?
What are the least humid months in Merthyr Cynog?
What is the average humidity in April in Merthyr Cynog?
How many days does it rain in April in Merthyr Cynog?
What is the last month it snows in Merthyr Cynog?
How many hours of daylight does Merthyr Cynog have in April?
When is the sunrise / sunset in April in Merthyr Cynog?
How long on average sun shines in April in Merthyr Cynog?
What is the UV index reading in April in Merthyr Cynog?
Average temperature in April
Merthyr Cynog, United Kingdom
- Average high temperature in April: 11.4°C
The warmest month (with the highest average high temperature) is July (17.6°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in April: 3.5°C
The month with the highest average low temperature is August (10.3°C).
The coldest month (with the lowest average low temperature) is January (1.1°C).
Average pressure in April
Merthyr Cynog, United Kingdom
- Average pressure in April: 1015.3mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.6mbar).
Average wind speed in April
Merthyr Cynog, United Kingdom
- Average wind speed in April: 14.4km/h
The windiest month (with the highest average wind speed) is February (19km/h).
The calmest months (with the lowest average wind speed) are June and July (12.9km/h).
Average humidity in April
Merthyr Cynog, United Kingdom
- Average humidity in April: 85%
The months with the highest relative humidity are January, November and December (92%).
The months with the lowest relative humidity are April and May (85%).
Average rainfall in April
Merthyr Cynog, United Kingdom
- Average rainfall in April: 19mm
The wettest month (with the highest rainfall) is June (37mm).
The driest month (with the least rainfall) is September (13mm).
Average rainfall days in April
Merthyr Cynog, United Kingdom
- Average rainfall days in April: 12.8 days
The month with the highest number of rainy days is July (15.4 days).
The months with the least rainy days are February and September (9.4 days).
Average snowfall in April
Merthyr Cynog, United Kingdom
- Average snowfall in April: 8mm
The month with the highest snowfall is November (21mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in April
Merthyr Cynog, United Kingdom
- Average snowfall days in April: 0.6 days
The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Merthyr Cynog, United Kingdom
- Average daylight in April: 13h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in April: 6h and 1min
The month with the most sunshine is May (Average sunshine: 6h and 18min).
The month with the least sunshine is November (Average sunshine: 2h and 54min).
Average sunshine days in April
Merthyr Cynog, United Kingdom
- Average sunshine days in April: 12.9 days
The months with the most sunshine days are March and September (16.2 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in April
Merthyr Cynog, United Kingdom
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Merthyr Cynog, United Kingdom
- Average cloud cover in April: 59
The month with the most cloud cover is November (Cloud cover 73).
The month with the least cloud cover is April (Cloud cover 59).
Average visibility in April
Merthyr Cynog, United Kingdom
- Average visibility in April: 8km
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (8km).
The months with the lowest visibility are August and September (7km).
