Plymouth in september: average Weather, Temperature and Climate
Weather in Plymouth in september 2025
The weather in Plymouth in the month of september comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
56°F
Partly Cloudy
32% of time
24%
20%
12%
Weather at 12pm
63°F
Partly Cloudy
32% of time
26%
21%
16%
Weather at 6pm
59°F
Partly Cloudy
33% of time
28%
16%
16%
Weather at 3am
56°F
27%
25%
19%
17%
Evolution of daily average temperature and precipitation in Plymouth in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Plymouth in september.
The climate of Plymouth in september is good
The weather in september in Plymouth is relatively dry (with 3in of precipitation over 4 days). It should be noted an improvement from the previous month since in august it receives an average of 4.4in of precipitation over 6 days.
The climate is rather fresh there this month, but it is tolerable when dressing cosy. The high seasonal norm is 63°F. The seasonal minimum is 56°F. Thus, the mean temperature average in september in Plymouth is 59°F. Note that seasonal normals are in contrast with those observed in Plymouth in the month of september with a maximum record of 74°F in 2021 and a minimum record of 43°F in 2010. You can expect to have about 11 days with temperatures above 65°F, or 37% of the month.
Day length in Plymouth in september is 12:37. Sunrise is at 05:53 and sets at 18:30.
With a good climate, this month is recommended to go in that area.
Seasonal average climate and temperature of Plymouth in september
Check below seasonal norms These datas are compiled from the weather statements earlier years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 59°F | ||||
| Highest temperature | 63°F | ||||
| Lowest temperature | 56°F | ||||
| Highest record temperature | 74°F (2021) | ||||
| Lowest record temperature | 43°F (2010) | ||||
| Number of days at +65°F | 11 day(s) (37%) | ||||
| Sea temperature | |||||
| Average sea temperature | 61°F | ||||
| Lowest sea temperature | 59°F | ||||
| Highest sea temperature | 63°F | ||||
| Wind | |||||
| Wind speed | 23km/h | ||||
| Wind temperature | 54°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3in | ||||
| Number of days with rainfall | 4 day(s) (13%) | ||||
| Record daily rainfall | 1.9in (2012) | ||||
| Other climate data | |||||
| Humidity | 91% | ||||
| Visibility | 9.09km | ||||
| Cloud cover | 48% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:53 | ||||
| Time of sunset | 18:30 | ||||
| Length of day | 12:37 | ||||
| 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 Plymouth in september 2024:
59°F to 68°F
59°F to 65°F
58°F to 65°F
56°F to 61°F
54°F to 61°F
58°F to 59°F
58°F to 65°F
59°F to 61°F
56°F to 61°F
59°F to 61°F
54°F to 58°F
49°F to 56°F
47°F to 58°F
50°F to 59°F
54°F to 61°F
58°F to 65°F
52°F to 65°F
54°F to 68°F
59°F to 70°F
58°F to 67°F
56°F to 65°F
59°F to 61°F
58°F to 63°F
56°F to 61°F
54°F to 59°F
56°F to 58°F
49°F to 56°F
49°F to 56°F
54°F to 58°F
56°F to 59°F
Map: other cities in England in september
Cities near Plymouth:
| Salcombe in september | good weather |
| Paignton in september | good weather |
| Torquay in september | good weather |
| Exeter in september | good weather |
| Exmouth in september | good weather |
| Cornwall in september | good weather |
| Falmouth in september | good weather |
| Clovelly in september | good weather |
| Barnstaple in september | good weather |
| Exmoor National Park in september | good weather |
| Penzance in september | good weather |
| Weymouth in september | good weather |
Click over cities on the map for information about the weather in september.
Plymouth
perfect weather
good
tolerable
bad
very bad
Weather data for Plymouth in september:
Weather data for Plymouth for september are derived from an average of the weather forecast since 2009 in Plymouth. There is a margin of error and these forecasts are to be considered as general information only. The weather in Plymouth 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 Plymouth.