Stanley in Summer
In summer (December, January and February), Stanley sees average daytime highs around 11°C and overnight lows near 8°C, with 181 mm of rain over about 39 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 11°C. The sky is clear or mostly clear about 17% of the time across summer, and the air most often feels dry.
Summer is Stanley's best season of the year to visit on our travel score. Stanley has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Stanley's year-round climate.
- Avg daytime high
- 11°C
- warmest season of the year
- Avg overnight low
- 8°C
- Rainfall
- 181 mm
- 39 wet days
- Avg wind
- 29 km/h
- Travel score
- 2.5
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Stanley in Summer
Across summer, daytime highs hold fairly steady around 11°C.
A typical summer day in Stanley reaches about 11°C and drops to 8°C overnight. The warmest of the three months is February, the coolest December.
How summer really feels in Stanley
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Stanley weather by month
How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 11° / 8° | 62 | 13.1 | 0 | 15.9 | 2.7 |
| Feb | 12° / 9° | 53 | 11.9 | 0 | 14.4 | 2.7 |
| Mar | 11° / 8° | 55 | 12.1 | 0 | 12.5 | 2.4 |
| Apr | 9° / 6° | 51 | 12.5 | 0.2 | 10.4 | 1.6 |
| May | 7° / 5° | 48 | 12 | 0.5 | 8.6 | 0.9 |
| Jun | 5° / 3° | 47 | 12.3 | 2.4 | 7.7 | 0.2 |
| Jul | 5° / 3° | 49 | 12.3 | 3.4 | 8.1 | 0.0 |
| Aug | 5° / 3° | 39 | 10.3 | 2 | 9.6 | 0.1 |
| Sep | 6° / 3° | 37 | 9.9 | 1.5 | 11.6 | 0.3 |
| Oct | 7° / 5° | 41 | 10.1 | 0.6 | 13.6 | 1.0 |
| Nov | 9° / 6° | 50 | 11.5 | 0.1 | 15.4 | 1.6 |
| Dec | 10° / 7° | 67 | 14.2 | 0 | 16.3 | 2.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 17% of the time across summer.
Chance of precipitation in Summer
Stanley gets around 181 mm of rain over 39 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 29 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 16 h 06 min in early December to 13 h 36 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.8 kWh/m².
Is summer a good time to visit Stanley?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Stanley.
What to pack for Stanley in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Stanley sees daytime highs around 11°C and nights near 8°C. Pack a warm layer, rain gear, sun protection and a windbreaker. About 39 days see rain.
Sea temperature near Stanley in Summer
The nearest coast averages about 9°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 18 km away) is warmest in February at about 10°C and coldest in August near 5°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 9 | 10 | 9 | 8 | 7 | 6 | 6 | 5 | 5 | 6 | 7 | 8 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 9 | Bracing |
| Feb | 10 | Bracing |
| Mar | 9 | Bracing |
| Apr | 8 | Bracing |
| May | 7 | Bracing |
| Jun | 6 | Bracing |
| Jul | 6 | Bracing |
| Aug | 5 | Bracing |
| Sep | 5 | Bracing |
| Oct | 6 | Bracing |
| Nov | 7 | Bracing |
| Dec | 8 | Bracing |
UV index in Stanley in Summer
Clear-sky midday UV across summer averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Stanley peaks around December 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 9 | 8 | 4 | 2 | 1 | 1 | 1 | 1 | 2 | 5 | 6 | 9 |
| Level | Very high | Very high | Moderate | Moderate | Low | Low | Low | Low | Moderate | High | High | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 8 | Very high |
| Mar | 4 | Moderate |
| Apr | 2 | Moderate |
| May | 1 | Low |
| Jun | 1 | Low |
| Jul | 1 | Low |
| Aug | 1 | Low |
| Sep | 2 | Moderate |
| Oct | 5 | High |
| Nov | 6 | High |
| Dec | 9 | Very high |
Where is Stanley?
Stanley sits at 51.7°S, 57.9°W, 28 m above sea level, in Falkland Islands. The nearest listed city is Río Grande, 702 km away.
Topography around Stanley
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Stanley.
Within 3 km, the terrain around Stanley has only modest variations in elevation — a maximum elevation change of 131 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 306 m; within 80 km, large variations in elevation — a maximum elevation change of 695 m.
The land around Stanley is covered by grassland (66%) and water (31%) within 3 km, water (64%) and grassland (35%) within 16 km, and water (62%) and grassland (38%) within 80 km.
Falkland Islands travel facts
- Power plugs
- Type G
- 240 V · 50 Hz
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Stanley (-51.6938°, -57.857°, elevation 28 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.