Normal weather in Porthallow in September
The weather in Porthallow in September has an average temperature of around 18°C during the day. On average, September sees 80 mm of rain in Porthallow. The wind speed is 4 Beaufort and mainly comes from South.
After August, September in Porthallow starts with a temperature of 18°C and ends around October at 16°C.
September averages for Porthallow
 Average temperature | 18°C |
 Highest daytime temperature | 20°C |
| Lowest daytime temperature | 16°C |
 Total rainfall | 80 mm |
| Rainy days | 12 days |
Temperature per day in September in Porthallow
This graph shows the average daily maximum temperatures in September in Porthallow, indicated in degrees Celsius.
Precipitation per day in September in Porthallow
This graph shows the average daily precipitation in September in Porthallow, indicated in millimeters.
UV index per day in September in Porthallow
This graph shows the average daily UV index in September in Porthallow.
Yearly temperature in September in Porthallow
This graph shows the average yearly temperature in September in Porthallow, measured in degrees Celsius, over the past years.
Yearly total precipitation in September in Porthallow
This graph shows the average yearly precipitation in millimeters in September in Porthallow, over the past years.
Average daily weather in September
Click on a day to get more information about the average weather on that day.
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Average weather in Porthallow per month
Click on a month below to see in detail how the weather typically is in Porthallow and what to expect. Based on the historical weather data of Porthallow, you can view the average temperature, precipitation, wind, and UV index for each day of the month.