United StatesAverage weather for Newcastle in September
It's warm in September in Newcastle with an average temperature of 29°C. Temperatures this month range from a low of 26°C to a high of 34°C. At night, you can expect temperatures between 10°C and 17°C.
Start of September
The month of September starts in Newcastle with hot temps, averaging around 33°C during the day and nights around 17°C. There’s little chance of precipitation. The weather’s mostly sunny and dry.
With the temperature difference between day and night, it’s smart to wear layers.
Mid September
By mid-September, daytime temps drop to around 29°C, with nights around 14°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
Since it cools down at night, it’s a good idea to wear layers.
End of September
By the end of September, the average daytime temperature in Newcastle is around 28°C, while nighttime temps are about 12°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
In September, there is an average of 23 mm of precipitation, spread over 3 days. The wind speed is around 4 Bft, mostly coming from the South.
Newcastle in September |
New York | ||
|---|---|---|---|
 Average temperature |
29°C | 27°C | |
 Max. temperature |
34°C | 31°C | |
| Min. temperature |
26°C | -5°C | |
 Total precipitation |
23 mm | 57 mm | |
| Rainy days |
3 days | 9 days | |
August
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.
Is September a good time to visit Newcastle?
Looking for great weather? September is a good time to be in Newcastle. The temperatures are nice, and there’s not too much rain.
Temperature records
With 39°C in 2020, Newcastle reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 12°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 2°C to a highest value of 22°C.
Check out the climate of Newcastle for all months and discover the best travel time
Daily Temperature in September in Newcastle
This chart shows the average daily high and low temperatures in September 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 September in Newcastle
The chart below shows the average daily precipitation in September 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 September, you can expect about 3 days of precipitation in Newcastle.
Daily UV index in September in Newcastle
This chart shows the average daily UV index in September 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 September in Newcastle over the years
This chart shows the average temperature in September in Newcastle, measured in degrees Celsius, over the past few years.
Total precipitation in September in Newcastle over the years
This chart shows the average precipitation in September in Newcastle, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in September for Newcastle
Click on any day in September 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 September in Newcastle
Have you been to Newcastle in September?
Share your weather experience in September in Newcastle.
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
