Northern IrelandAverage weather for Portstewart in April
It's cool in April in Portstewart with an average temperature of 12°C. Temperatures this month range from a low of 9°C to a high of 15°C. At night, you can expect temperatures between 4°C and 7°C.
Start of April
The month of April starts in Portstewart with cold temps, averaging around 11°C during the day and nights around 6°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid April
By mid-April, daytime temps rise to around 12°C, with nights around 6°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of April
By the end of April, the average daytime temperature in Portstewart is around 13°C, while nighttime temps are about 6°C. A shower might pop up, but overall, the weather will be dry and sunny.
In April, there is an average of 48 mm of precipitation, spread over 12 days. The wind speed is around 4 Bft, mostly coming from the South.
Portstewart in April |
New York | ||
|---|---|---|---|
 Average temperature |
12°C | 17°C | |
 Max. temperature |
15°C | 22°C | |
| Min. temperature |
9°C | -5°C | |
 Total precipitation |
48 mm | 81 mm | |
| Rainy days |
12 days | 11 days | |
March
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Temperature records
With 20°C in 2019, Portstewart reached the highest temperature in April over the past 10 years. The lowest daytime temperature in this month was 3°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of -1°C to a highest value of 12°C.
Check out the climate of Portstewart for all months and discover the best travel time
Daily Temperature in April in Portstewart
This chart shows the average daily high and low temperatures in April for Portstewart, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in April in Portstewart
The chart below shows the average daily precipitation in April for Portstewart, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for April, you can expect about 12 days of precipitation in Portstewart.
Daily UV index in April in Portstewart
This chart shows the average daily UV index in April in Portstewart, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in April in Portstewart over the years
This chart shows the average temperature in April in Portstewart, measured in degrees Celsius, over the past few years.
Total precipitation in April in Portstewart over the years
This chart shows the average precipitation in April in Portstewart, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in April for Portstewart
Click on any day in April to get detailed info about the usual weather on that day in Portstewart. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in April in Portstewart
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Average weather in Portstewart by month
Click on a month below to see detailed weather info for Portstewart. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Portstewart for all months at once
