Holyhead in september: average Weather, Temperature and Climate
Weather in Holyhead in september 2025
The weather in Holyhead in september comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
58°F
Moderate rain at times
27% of time
24%
20%
19%
Weather at 12pm
61°F
Moderate rain at times
28% of time
26%
23%
16%
Weather at 6pm
59°F
Partly Cloudy
26% of time
26%
24%
16%
Weather at 3am
58°F
32%
23%
22%
16%
Evolution of daily average temperature and precipitation in Holyhead in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Holyhead in september.
The climate of Holyhead in september is good
The weather in september in Holyhead is wet (with 5.6in of precipitation over 9 days). It should be noted an improvement from the previous month since in august it receives an average of 6.2in of precipitation over 10 days.
The climate is fairly fresh in that area september, but it is bearable by dressing cosy. The high seasonal norm is 61°F. On average, the recorded minimum temperature is 58°F. Thus, the mean temperature average on this month of september in Holyhead is 59°F. Note that these seasonal averages are in contrast with those observed in Holyhead in the month of september with a maximum record of 72°F in 2021 and a minimum record of 47°F in 2020. You can hope to have about 2 days with temperatures above 65°F, or 7% of the month.
On this month of september, day length in Holyhead is generally 12:41. The sun rises at 05:53 and sets at 18:34.
With proper weather, the month of september is okay (but not the best) to go in this locality.
Seasonal average climate and temperature of Holyhead in september
Check below seasonal norms These statistics are generated from the weather statements of the last years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 59°F | ||||
| Highest temperature | 61°F | ||||
| Lowest temperature | 58°F | ||||
| Highest record temperature | 72°F (2021) | ||||
| Lowest record temperature | 47°F (2020) | ||||
| Number of days at +65°F | 2 day(s) (7%) | ||||
| Sea temperature | |||||
| Average sea temperature | 60°F | ||||
| Lowest sea temperature | 58°F | ||||
| Highest sea temperature | 61°F | ||||
| Wind | |||||
| Wind speed | 28km/h | ||||
| Wind temperature | 56°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 5.6in | ||||
| Number of days with rainfall | 9 day(s) (29%) | ||||
| Record daily rainfall | 2in (2012) | ||||
| Other climate data | |||||
| Humidity | 86% | ||||
| Visibility | 9.23km | ||||
| Cloud cover | 52% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:53 | ||||
| Time of sunset | 18:34 | ||||
| Length of day | 12:41 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Holyhead in september 2024:
58°F to 67°F
58°F to 63°F
52°F to 59°F
54°F to 58°F
54°F to 61°F
59°F to 70°F
59°F to 65°F
59°F to 63°F
54°F to 58°F
56°F to 59°F
50°F to 54°F
50°F to 54°F
47°F to 56°F
58°F to 59°F
58°F to 59°F
52°F to 63°F
54°F to 63°F
52°F to 65°F
54°F to 65°F
56°F to 65°F
56°F to 65°F
58°F to 61°F
58°F to 59°F
54°F to 58°F
50°F to 54°F
52°F to 56°F
52°F to 54°F
50°F to 54°F
50°F to 56°F
52°F to 54°F
Map: other cities in Wales in september
Cities near Holyhead:
| Amlwch in september | good weather |
| Snowdonia National Park in september | tolerable weather |
| Llandudno in september | good weather |
| Conwy in september | good weather |
| Barmouth in september | tolerable weather |
| Buckley in september | good weather |
| Aberystwyth in september | good weather |
| Newtown in september | tolerable weather |
| Llandrindod Wells in september | tolerable weather |
| Fishguard in september | good weather |
| Carmarthen in september | good weather |
| Haverfordwest in september | good weather |
Click over cities on the map for information about the weather in september.
Holyhead
perfect weather
good
tolerable
bad
very bad
Weather data for Holyhead in september:
Weather data for Holyhead for september are derived from an average of the weather forecast since 2009 in Holyhead. There is a margin of error and these forecasts are to be considered as general information only. The weather in Holyhead can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Holyhead.