Stanley weather in September
Temperature, sea and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Poor
Best time to visit: January
What is the weather like in Stanley in September?
In September, Stanley is cold: daytime highs average 7 °C, and nights cool down to about 2 °C. The sea averages 5.2 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 38 mm in total. It is often windy, with gusts of around 39 km/h. All in all, September is not an ideal month for a holiday in Stanley.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 18 | 24 | 34 |
| Day | 6° | 7° | 9° |
| Night | 2° | 2° | 4° |
| Sea | 5° | 5° | 6° |
| Sun | 4 h | 5 h | 7 h |
| Rain days | 11 | 10 | 10 |
More details for September
- Daylight
- 11 h 37 min06:58 – 18:35
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 39 km/haverage daily peakAll months
- Cloud cover
- 67 %on averageAll months
- Hot days
- 0 days30 °C or more
- Snow days
- 1 day1 cm or more of fresh snowAll months
- Time zone
- UTC−3Atlantic/Stanley
How the score comes together
- Temperatureweight 50 %0 %
- Sunshineweight 20 %35 %
- Few rainy daysweight 30 %58 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in September
- Warm jacket
- Rain jacket or umbrella
- Windproof jacket
Stanley in September: quick answers
Is Stanley hot in September?
No. In September, Stanley is cold: daytime highs average 7 °C and nights drop to about 2 °C.
Can you swim in Stanley in September?
Only if you don't mind cold water: in September the sea averages just 5.2 °C. Comfortable swimming temperatures are not reached at any time of year.
Does it rain much in Stanley in September?
Rain is frequent, with about 10 rainy days and 38 mm in total.
Stanley month by month
The whole year in StanleyAll destinations: Falkland IslandsWhere to go in SeptemberSea temperature in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences