| < September >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Number of Wet Days (probability of rain on a day)
|Average Sunlight per day
|Average Daylight per day
|Sunny (Cloudy) Daylight Hours
|Sun altitude at solar noon on the 21st day.
- The average temperature in Birr, Offaly in September is mild at 12.6 °C (54.68 °F).
- Afternoons can be very mild with average high temperatures reaching 16.6 °C (61.9 °F).
- Overnight temperatures are generally a little cool with an average low of 8.5 °C (47.3 °F).
- In September the mean daily temperature variation/ range is 8.1 °C (14.6 °F).
- The weather in September is somewhat dry with occasional rain. Just 71mm (2.8in) of liquid is discharged during on average 13 days.
- The skies in Birr, Offaly are somewhat dreary having on balance a mere 3:48 of beaming sunlight per day.
- The shortest day is 11:36 long and the longest day is 13:40 long with an average length of 12:38.
- There are approximately 8:34 per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register.
- It is sunny approximately 30.7% of daylight hours and cloudy 69.3% of daylight hours.
Check the distance to and compare the Birr, Offaly September averages with somewhere beginning with:
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Weather Trend Graph for September in Birr, Offaly, Ireland
Navigate to September Weather in Locations Surrounding Birr, Offaly:
- Malin Head, Ireland - 256.7 kms (159.5 miles) N
- Ballykelly, Northern Ireland, Uk - 228 kms (141.7 miles) NNE
- Belfast-Aldergrove, Uk - 206.8 kms (128.5 miles) NNE
- Belfast, Northern Ireland, Uk - 205.8 kms (127.9 miles) NNE
- Clones, Ireland - 132.4 kms (82.2 miles) NNE
- Douglas, Isle Of Man, Uk - 255.4 kms (158.7 miles) ENE
- Dublin, Ireland - 115.3 kms (71.7 miles) ENE
- Valley, Uk - 223.7 kms (139 miles) E
- Kilkenny, Ireland - 66.1 kms (41.1 miles) SE
- Aberystwyth, Wales, Uk - 268.1 kms (166.6 miles) ESE
- Rosslare, Wexford, Ireland - 137.3 kms (85.3 miles) SE
- Aberporth, Uk - 246.7 kms (153.3 miles) ESE