Belfast Weather: September
 |
Average Day Temperature: | 61.0°F |
|
Average Night Temperature: | 51.1°F |
|
Sea Water Temperature: | 58.4°F |
|
Number of Sunny Days: | 4 days |
| Sunshine Hours: | 11.6 - 13.7 hours | |
|
Number of Rainy Days: | 4 days |
| Precipitation Totals: | 2.2 in | |
| detailed information | ||
forecast
| Belfast |
Temperature
| Belfast |
Air Temperature in September, °F
The highest day temperature in September 2024 was 71°F. The lowest night temperature was 40°F. The average values for day and night temperatures during September were 59.4°F и 49.6°F respectivly.
Belfast Water Sea Temperature in September, °F
The average sea surface temperature in September 2024 for Belfast was 59.2°F. The maximum and minimum values were 58.2°F and 60.4°F respectively.
Most of the days in September are gloomy but you can also expect sunny days.
Precipitation Totals in September, in
Precipitation total in September for Belfast is 2.2 in. It makes september one of the least rainy months of the year.
The average wind speed in September is 10.0 mph.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Belfast in September is 5.2 hours.
Belfast on the Weather Map
| Bath |  |
+36 |
| Belfast |  |
+34 |
| Bournemouth |  |
+34 |
| Brighton | |
+38 |
| Bristol | |
+38 |
| Edinburgh | |
+30 |
| Gibraltar | |
+58 |
| Glasgow | |
+30 |
| Liverpool | |
+40 |
| London | |
+36 |
| Middlesbrough | |
+32 |
| Plymouth | |
+38 |
| Scarborough | |
+34 |
| Torquay | |
+32 |
| York | |
+32 |
| 0600 |  |
34°F | E 12 mph |
| 0900 |  |
34°F | E 10 mph |
| 1200 |  |
38°F | E 11 mph |
| 1500 | |
36°F | E 9 mph |
| 1800 |  |
32°F | NE 6 mph |
| 2100 | |
32°F | N 4 mph |
| 0000 | |
32°F | NW 6 mph |
| 0300 |  |
36°F | NW 20 mph |