Northern IrelandAverage weather for Newcastle in August
It's cool to moderate in August in Newcastle with an average temperature of 18°C. Temperatures this month range from a low of 17°C to a high of 19°C. At night, you can expect temperatures between 11°C and 14°C.
Start of August
The month of August starts in Newcastle with mild temps, averaging around 19°C during the day and nights around 13°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid August
By mid-August, daytime temps stay steady at around 19°C, with nights around 14°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of August
By the end of August, the average daytime temperature in Newcastle is around 18°C, while nighttime temps are about 12°C. A shower might pop up, but overall, the weather will be dry and sunny.
In August, there is an average of 85 mm of precipitation, spread over 16 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Newcastle in August |
New York | ||
|---|---|---|---|
 Average temperature |
18°C | 30°C | |
 Max. temperature |
19°C | 31°C | |
| Min. temperature |
17°C | -5°C | |
 Total precipitation |
85 mm | 79 mm | |
| Rainy days |
16 days | 13 days | |
July
UV index
The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Is August a good time to visit Newcastle?
Looking for great weather? August is a good time to be in Newcastle. The temperatures are nice, and there’s not too much rain.
Temperature records
With 26°C in 2022, Newcastle reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 13°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of 5°C to a highest value of 17°C.
Check out the climate of Newcastle for all months and discover the best travel time
Daily Temperature in August in Newcastle
This chart shows the average daily high and low temperatures in August for Newcastle, 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 August in Newcastle
The chart below shows the average daily precipitation in August for Newcastle, 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 August, you can expect about 16 days of precipitation in Newcastle.
Daily UV index in August in Newcastle
This chart shows the average daily UV index in August 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.
Temperature in August in Newcastle over the years
This chart shows the average temperature in August in Newcastle, measured in degrees Celsius, over the past few years.
Total precipitation in August in Newcastle over the years
This chart shows the average precipitation in August in Newcastle, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Newcastle
Click on any day in August 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.
Weather experiences in August in Newcastle
Have you been to Newcastle in August?
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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.
Or check out the climate of Newcastle for all months at once
