La Paz Weather in September
La Paz in September averages 15°C (59°F) during the day and 2°C (36°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in La Paz in September
Typically around 8 days of rainfall are expected, averaging 76 mm (3 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in La Paz in September
Daytime highs in La Paz in September reach 15°C (59°F), with nights around 2°C (36°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 2°C (36°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in La Paz in September
Enjoy a sunny month with about 210 hours of sunshine, the clear skies make La Paz even more beautiful.If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit La Paz.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Bolivia, check out our La Paz's climate page.
La Paz Temperature in September
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in La Paz typically stay consistent throughout September, with daily highs averaging around 15°C (59°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 for La Paz in September
Browse day-by-day weather records for La Paz spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
La Paz historical weather extremes in September
According to our 10 years of weather records for La Paz, the following extremes were recorded between 2015 and 2025.
- The warmest day in September was on September 26, 2023, with a maximum of 19°C (66°F).
- The lowest daytime temperature in September was 8°C (46°F), recorded on September 6, 2025.
- Nighttime temperatures dropped to -9°C (16°F) on September 2, 2018, marking the coldest September night on record.
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 →
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What to Wear in La Paz in September
Pack for changing conditions in La Paz in September. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in La Paz in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Bolivia, check out our La Paz's climate page.
Temperature Rainfall Sunshine Humidity
See the full La Paz climate overview or explore weather in Bolivia.