September weather forecast
El Alto, Bolivia

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Weather in September

September ushers in the start of the gradual transition from the dry to the rainy season in El Alto. A significant increase in rainfall from August characterizes this period of transition. The average precipitation jumps to 36mm (1.42"), marking a notable uptick after the prolonged dry stretch. Temperatures start to climb a bit, while daylight hours remain high. The humidity ratio also inches up, bringing a hint of dampness back into the air.

Temperature

The initiation of September sees an average high-temperature of a still refreshing 15.3°C (59.5°F), showing minor variations from the previous month. The significant decline in El Alto's temperature, from day to night, averages of -1°C (30.2°F) in September.

Humidity

In El Alto, the average relative humidity in September is 48%.

Rainfall

In El Alto, Bolivia, in September, it is raining for 8.2 days, with typically 36mm (1.42") of accumulated precipitation. Throughout the year, there are 120.4 rainfall days, and 603mm (23.74") of precipitation is accumulated.

Daylight

In El Alto, the average length of the day in September is 12h and 1min.
On the first day of September, sunrise is at 06:38 and sunset at 18:26. On the last day of the month, sunrise is at 06:15 and sunset at 18:29 -04.

Sunshine

In El Alto, the average sunshine in September is 6.3h.
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Frequently asked questions

What is the usual temperature for El Alto in September?

In El Alto, in September, the average high-temperature is 15.3°C (59.5°F), and the average low-temperature is -1°C (30.2°F).

What is the average humidity in September in El Alto?

In September, the average relative humidity in El Alto, Bolivia, is 48%.

How many days does it rain in September in El Alto?

In El Alto, Bolivia, in September, it is raining for 8.2 days, with typically 36mm (1.42") of accumulated precipitation.

What is the average length of the day in September in El Alto?

The average day length in September in El Alto is 12h and 1min.

When are sunrise and sunset in September in El Alto?

In September, on the first day of the month, sunrise is at 06:38 and sunset at 18:26. On the last day of the month, in El Alto, sunrise is at 06:15 and sunset at 18:29 -04.

How many hours of sunshine does El Alto have in September?

The average sunshine duration in September in El Alto, Bolivia, is 6.3h.
Average humidity
Average rainfall days
Average daylight
Average sunshine

Average temperature in September
El Alto, Bolivia

Average temperature in September - El Alto, Bolivia
  • Average high temperature in September: 15.3°C

The warmest month (with the highest average high temperature) is November (17°C).
The month with the lowest average high temperature is July (13.5°C).

  • Average low temperature in September: -1°C

The months with the highest average low temperature are January and February (4.4°C).
The coldest month (with the lowest average low temperature) is July (-4.4°C).

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Average humidity in September
El Alto, Bolivia

Average humidity in September - El Alto, Bolivia
  • Average humidity in September: 48%

The month with the highest relative humidity is February (72%).
The months with the lowest relative humidity are June and August (42%).

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Average rainfall in September
El Alto, Bolivia

Average rainfall in September - El Alto, Bolivia
  • Average rainfall in September: 35.5mm

The wettest month (with the highest rainfall) is January (133.7mm).
The driest month (with the least rainfall) is June (5.1mm).

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Average rainfall days in September
El Alto, Bolivia

Average rainfall days in September - El Alto, Bolivia
  • Average rainfall days in September: 8.2 days

The month with the highest number of rainy days is January (20.7 days).
The months with the least rainy days are June and July (2.8 days).

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Average daylight in September /
Average sunshine in September
El Alto, Bolivia

Average daylight in September / Average sunshine in September - El Alto, Bolivia
  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 12min).

  • Average sunshine in September: 6h and 2min

The month with the most sunshine is June (Average sunshine: 8h and 0min).
The month with the least sunshine is March (Average sunshine: 4h and 48min).

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El Alto, Bolivia

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