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El Alto Weather in September
September in El Alto brings high temperatures, with highs of 23°C (73°F) and nights dropping to 8°C (46°F). With excellent weather conditions overall, it's a good time to visit.
Rainfall in El Alto in September
Based on our climate data of the past 30 years, about 3 days of rain are anticipated, with 40 mm (1.6 in) on average. The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.
Temperature in El Alto in September
The temperature in El Alto in September is excellent. Daytime highs reach 23°C (73°F), with nights dropping to 8°C (46°F). This kind of day-to-night contrast is typical for this time of year. At 8°C (46°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in El Alto in September
Expect a lot of sunshine this month, with about 210 hours of sun. These sunny conditions add to the overall experience.If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit El Alto.
El Alto Temperature in September
Min Temperature
8°C (46°F)
Max Temperature
23°C (73°F)
Chance of Rain
10%
Precipitation
40 mm (1.6 in)
Rainy days
3 days
Humidity
48% *
Sunshine
210 hours *
Percentage Sunshine
*
* Data from: La Paz, Bolivia (6 KM, 4 Miles).
El Alto Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in El Alto - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in El Alto typically stay consistent throughout September, with daily highs averaging around 23°C (73°F). Nights are cold, with lows typically ranging from -1°C (30°F) to 1°C (34°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for El Alto in September
Browse day-by-day weather records for El Alto spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
El Alto historical weather extremes in September
Based on 42 years of weather observations (1983-2025), these are the most extreme conditions recorded in El Alto.
- El Alto recorded its highest September temperature of 21°C (70°F) on September 29, 1998.
- El Alto registered its coldest September night on September 2, 2018, with temperatures dropping to -9°C (16°F).
Best Places in Bolivia in September
Find out more about the weather in Bolivia and which places have the best travel conditions in this month. See all of Bolivia in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in El Alto in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in El Alto in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Barbeque9/10 -
Camping5/10 -
Outdoor sports10/10
El Alto 3-Day Forecast
More climate data for El Alto
Temperature Rainfall Sunshine Humidity
See the full El Alto climate overview or explore weather in Bolivia.
Popular in September
Where to go in September - average daytime high across popular destinations.
Santa Cruz de la Sierra
31°C (88°F) Sucre23°C (73°F) Tarija21°C (70°F) Cochabamba19°C (66°F) Potosí18°C (64°F) Uyuni17°C (63°F) La Paz
15°C (59°F) Copacabana14°C (57°F) Bucket list
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