The weather in May in Newcastle

It's cool to moderate in May in Newcastle with an average temperature of 15°C. Temperatures this month range from a low of 13°C to a high of 18°C. At night, you can expect temperatures between 6°C and 10°C.

Looking for sun and warm weather? May isn’t a good month to be in Newcastle. The temperatures are too low for a warm stay this month.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Newcastle, Northern Ireland. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 23°C in 2018, Newcastle reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 7°C in 2015. The extreme nighttime temperatures ranged from a lowest recorded value of 0°C to a highest value of 15°C.

Rainfall amount

In May, there is an average of 56 mm of precipitation, spread over 9 days. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in May for Newcastle

Click on any day in May to get detailed info about the usual weather on that day in Newcastle. Check out the historical temperatures and precipitation over the past 10 years on this day.

May weather comparison

  Newcastle New York
Average temperature 15°C 22°C
Max. temperature 18°C 28°C
Min. temperature 6°C -5°C
Total precipitation 56 mm 105 mm
Rainy days 9 days 14 days

Start of May

The month of May starts in Newcastle with cool temps, averaging around 15°C during the day and nights around 8°C.

Mid May

By mid-May, daytime temps stay steady at around 15°C, with nights around 9°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of May

By the end of May, the average daytime temperature in Newcastle is around 17°C, while nighttime temps are about 10°C. A shower might pop up, but overall, the weather will be dry and sunny.

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UV index

The UV index is a maximum of 7 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.

Check out the climate of Newcastle for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in May in Newcastle, Northern Ireland. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in May in Newcastle

Temperature in May in Newcastle over the years

Precipitation charts

These charts show the average amount of precipitation in May in Newcastle, Northern Ireland. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in May in Newcastle

Total precipitation in May in Newcastle over the years

Daily UV index in May in Newcastle

This chart shows the average daily UV index in May in Newcastle, 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.

Weather experiences in May in Newcastle

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Average weather in Newcastle by month

Click on a month below to see detailed weather info for Newcastle. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.