Search for cities, countries, lakes and rivers
Sea Temperature in Duncannon in September
Complete information on the sea temperature range in the Irish Sea in Duncannon in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Duncannon. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Duncannon in September
57°F
MINIMUN
61°F
AVERAGE
64°F
MAXIMUM
Historical Data of Water Temperature in September in Duncannon
Water Temperature Chart for Irish Sea in Duncannon in September
Sea Temperature Table in Duncannon in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 61°C | 63°C | 63°C | 61°C |
| Sep 2 | 61°C | 59°C | 63°C | 60°C |
| Sep 3 | 59°C | 63°C | 57°C | 60°C |
| Sep 4 | 59°C | 57°C | 63°C | 60°C |
| Sep 5 | 59°C | 61°C | 57°C | 59°C |
| Sep 6 | 61°C | 59°C | 57°C | 59°C |
| Sep 7 | 61°C | 63°C | 61°C | 60°C |
| Sep 8 | 61°C | 59°C | 57°C | 59°C |
| Sep 9 | 61°C | 59°C | 57°C | 59°C |
| Sep 10 | 61°C | 59°C | 57°C | 59°C |
| Sep 11 | 61°C | 59°C | 63°C | 60°C |
| Sep 12 | 61°C | 61°C | 59°C | 60°C |
| Sep 13 | 63°C | 57°C | 59°C | 60°C |
| Sep 14 | 61°C | 61°C | 59°C | 60°C |
| Sep 15 | 61°C | 57°C | 57°C | 58°C |
| Sep 16 | 61°C | 59°C | 61°C | 60°C |
| Sep 17 | 61°C | 57°C | 59°C | 59°C |
| Sep 18 | 63°C | 59°C | 63°C | 61°C |
| Sep 19 | 61°C | 59°C | 57°C | 59°C |
| Sep 20 | 61°C | 63°C | 61°C | 61°C |
| Sep 21 | 63°C | 63°C | 57°C | 60°C |
| Sep 22 | 61°C | 63°C | 63°C | 61°C |
| Sep 23 | 61°C | 61°C | 63°C | 61°C |
| Sep 24 | 61°C | 57°C | 61°C | 60°C |
| Sep 25 | 61°C | 63°C | 63°C | 61°C |
| Sep 26 | 61°C | 59°C | 57°C | 59°C |
| Sep 27 | 61°C | 57°C | 57°C | 59°C |
| Sep 28 | 59°C | 61°C | 59°C | 60°C |
| Sep 29 | 59°C | 57°C | 63°C | 60°C |
Duncannon Climate and Swimming Opportunities in September
63°F
Average Day Air Temperature
52°F
Average Night Air Temperature
3 in
Precipitation Amount per Month
14 days
Number of Rainy Days
13 hrs
Daylight
per Day
4 hrs
Sunshine
per Day
10 mph
Average Wind Speed
86%
Average
humidity
Duncannon lies within the Leinster in Ireland. The average daytime temperature in Duncannon in September is 17°C (63°F), while the nighttime average is 11°C (51°F). There are typically 14 rainy days during the month, with a total precipitation of 80 mm (3.2 inches). The daylight duration in September in Duncannon is 13 hours, with an average of 4 hours of sunshine per day. The average wind speed in September is 17 km/h (11 mph), and the humidity level is around 86%.
The water temperature in Duncannon in September ranges from 14°C to 16°C (57°F to 61°F). At the beginning of the month, the average temperature is around 15°C (59°F), shifting to 15°C (59°F) by mid-September and reaching 16°C (61°F) in the last ten days. Overall, the average sea temperature in Duncannon for September is 15°C (59°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.
Sea Temperature in September in Nearby Cities
Frequently Asked Questions About Water Temperatures in September in Duncannon
What is the sea temperature in Duncannon in September?
The water temperature in the Irish Sea in Duncannon in September ranges from 14°C to 16°C (57°F to 61°F).
Is it possible to swim in the Irish Sea in Duncannon in September?
The average sea temperature in Duncannon in September is 15°C (59°F), and the air temperature is 17°C (63°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.