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Northern IrelandThe weather in September in Gransha
It's cool to moderate in September in Gransha with an average temperature of 17°C. Temperatures this month range from a low of 15°C to a high of 18°C. At night, you can expect temperatures between 9°C and 13°C.
Looking for sun and warm weather? September isn’t a good month to be in Gransha. 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 September for Gransha, 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 26°C in 2023, Gransha reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 10°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 1°C to a highest value of 16°C.
Rainfall amount
In September, there is an average of 76 mm of precipitation, spread over 10 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Daily weather in September for Gransha
Click on any day in September to get detailed info about the usual weather on that day in Gransha. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Gransha | New York | |
|---|---|---|
| Average temperature | 17°C | 27°C |
| Max. temperature | 18°C | 31°C |
| Min. temperature | 9°C | -5°C |
| Total precipitation | 76 mm | 57 mm |
| Rainy days | 10 days | 9 days |
Start of September
The month of September starts in Gransha with mild temps, averaging around 18°C during the day and nights around 13°C.
Mid September
By mid-September, daytime temps drop to around 17°C, with nights around 11°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of September
By the end of September, the average daytime temperature in Gransha is around 16°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 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Check out the climate of Gransha for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Gransha, Northern Ireland. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Gransha
Temperature in September in Gransha over the years
Precipitation charts
These charts show the average amount of precipitation in September in Gransha, 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 September in Gransha
Total precipitation in September in Gransha over the years
Daily UV index in September in Gransha
This chart shows the average daily UV index in September in Gransha, 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 September in Gransha
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Average weather in Gransha by month
Click on a month below to see detailed weather info for Gransha. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.