Weather in Dundalk in september
Climate normals based on 10 years of historical data for Dundalk, Irland.
Average high
16°C
Average low
10°C
Rainfall
87 mm
12 rainy days
Sunshine
2.0h/day
Luftfuktighet
86%
How Hot Is Dundalk in september?
Dundalk's September brings classic autumn comfort — 16°C afternoons and 10°C mornings. Temperatures climb 2°C over August's averages in Dundalk.
Sunshine Hours in september
Persistent cloud limits Dundalk to about 2.0h of sun a day in September.
Does It Rain In Dundalk In september?
Frequent rain in Dundalk: 87mm across 12 days in September.
Is Dundalk Humid In september?
Dundalk's air is saturated this month: humidity averages a sweltering 86%.
Wind In Dundalk In september
Sea breeze or thermal winds keep Dundalk moving at 21 kph in September.
Cloud Cover In Dundalk In september
Dundalk's September runs cloudy: typical cloud cover of 74%.
Cities With Similar Weather In september
Weather in Dundalk, month by month
| Month | High / Low | Regn | |
|---|---|---|---|
| Vädret i januari | 7°C / 3°C | 62mm | Details → |
| Vädret i februari | 8°C / 3°C | 73mm | Details → |
| Vädret i mars | 9°C / 3°C | 84mm | Details → |
| Vädret i april | 11°C / 4°C | 60mm | Details → |
| Vädret i maj | 15°C / 7°C | 67mm | Details → |
| Vädret i juni | 17°C / 10°C | 76mm | Details → |
| Vädret i juli | 18°C / 11°C | 88mm | Details → |
| Vädret i augusti | 18°C / 11°C | 100mm | Details → |
| Vädret i september | 16°C / 10°C | 87mm | |
| Vädret i oktober | 13°C / 8°C | 86mm | Details → |
| Vädret i november | 10°C / 5°C | 84mm | Details → |
| Vädret i december | 8°C / 4°C | 96mm | Details → |