September weather forecastChulumani, Bolivia

September

Weather in September

September, the first month of the spring in Chulumani, is still a cool month, with temperature in the range of an average low of 2.8°C (37°F) and an average high of 11.9°C (53.4°F).

Temperature

As Chulumani welcomes September, the average high-temperature is noted at a still cool 11.9°C (53.4°F), closely aligning with the preceding month. In Chulumani, the average nighttime temperature during September is an icy 2.8°C (37°F).

Humidity

The average relative humidity in September is 67%.

Rainfall

In Chulumani, during September, the rain falls for 20 days and regularly aggregates up to 59mm (2.32") of precipitation. Throughout the year, in Chulumani, there are 269.9 rainfall days, and 1197mm (47.13") of precipitation is accumulated.

Snowfall

January through December are months with snowfall. In Chulumani, during September, snow falls for 4.9 days and regularly aggregates up to 41mm (1.61") of snow. Throughout the year, there are 51.5 snowfall days, and 446mm (17.56") of snow is accumulated.

Daylight

The average length of the day in September is 12h and 1min.
On the first day of the month, sunrise is at 06:35 and sunset at 18:24. On the last day of September, sunrise is at 06:12 and sunset at 18:27 -04.

Sunshine

In Chulumani, the average sunshine in September is 9.6h.

UV index

The months with the highest UV index are March through May, July through November, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 3 during September translates into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.

Frequently asked questions

An average high-temperature, in September, in Chulumani, is 11.9°C (53.4°F) and the average low-temperature is 2.8°C (37°F).

In Chulumani, the average relative humidity in September is 67%.

In September, the rain falls for 20 days. Throughout September, 59mm (2.32") of precipitation is accumulated.

In Chulumani, during September, snow falls for 4.9 days and regularly aggregates up to 41mm (1.61") of snow.

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

In September, on the first day of the month, sunrise is at 06:35 and sunset at 18:24. On the last day of the month, sunrise is at 06:12 and sunset at 18:27 -04.

The average sunshine duration in September is 9.6h.

The months with the highest UV index are March through May, July through November, with an average maximum UV index of 3.

The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Chulumani, Bolivia

  • Average high temperature in September: 11.9°C

The warmest month (with the highest average high temperature) is November (13.2°C).
The month with the lowest average high temperature is July (11°C).

  • Average low temperature in September: 2.8°C

The month with the highest average low temperature is December (5.7°C).
The coldest month (with the lowest average low temperature) is July (0.5°C).

Average pressure in September
Chulumani, Bolivia

  • Average pressure in September: 1017.9mbar

The month with the highest atmospheric pressure is July (1019.5mbar).
The month with the lowest atmospheric pressure is November (1013.6mbar).

Average wind speed in September
Chulumani, Bolivia

  • Average wind speed in September: 9.5km/h

The windiest months (with the highest average wind speed) are September and October (9.5km/h).
The calmest month (with the lowest average wind speed) is May (7.6km/h).

Average humidity in September
Chulumani, Bolivia

  • Average humidity in September: 67%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is July (60%).

Average rainfall in September
Chulumani, Bolivia

  • Average rainfall in September: 59mm

The wettest month (with the highest rainfall) is January (185mm).
The driest month (with the least rainfall) is June (17mm).

Average rainfall days in September
Chulumani, Bolivia

  • Average rainfall days in September: 20 days

The month with the highest number of rainy days is January (30.2 days).
The month with the least rainy days is July (12.8 days).

Average snowfall in September
Chulumani, Bolivia

  • Average snowfall in September: 41mm

The month with the highest snowfall is July (80mm).
The month with the least snowfall is December (9mm).

Average snowfall days in September
Chulumani, Bolivia

  • Average snowfall days in September: 4.9 days

The month with the highest number of snowfall days is July (8.9 days).
The month with the least snowfall days is December (0.5 days).

Average daylight in September /
Average sunshine in September
Chulumani, 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: 9h and 36min

The month with the most sunshine is November (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 7h and 42min).

Average sunshine days in September
Chulumani, Bolivia

  • Average sunshine days in September: 4.1 days

The month with the most sunshine days is July (10.9 days).
The month with the least sunshine days is January (0.2 days).

Average UV index in September
Chulumani, Bolivia

  • Average UV index in September: 3

The months with the highest UV index are March, April, May, July, August, September, October and November (UV index 3).
The months with the lowest UV index are January, February, June and December (UV index 2).

Average cloud cover in September
Chulumani, Bolivia

  • Average cloud cover in September: 23

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 16).

Average visibility in September
Chulumani, Bolivia

  • Average visibility in September: 10km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are February and March (8km).