Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Montecillo marks the start of September with an average high-temperature of a still refreshing 17.4°C (63.3°F), hinting at a slight fluctuation from August's 16.7°C (62.1°F). Montecillo in September experiences a low-temperature average of 6.5°C (43.7°F).Humidity
In Montecillo, the average relative humidity in September is 57%.Rainfall
In Montecillo, during September, the rain falls for 12 days and regularly aggregates up to 31mm (1.22") of precipitation. Throughout the year, in Montecillo, there are 191.7 rainfall days, and 836mm (32.91") of precipitation is accumulated.Snowfall
January through June, August through December are months without snowfall.Daylight
In Montecillo, the average length of the day in September is 12h and 1min.On the first day of September in Montecillo, sunrise is at 06:31 and sunset at 18:19. On the last day of the month, sunrise is at 06:07 and sunset at 18:22 -04.
Sunshine
In Montecillo, the average sunshine in September is 9.7h.UV index
The months with the highest UV index in Montecillo are January through June, August through December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 4 during September leads to these advisories:
Exercise prevention - Warding off sunburn is urged. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the usual temperature for Montecillo in September?
What is the average humidity in September in Montecillo?
How many days does it rain in September in Montecillo?
When it does not snow in Montecillo?
How many hours of daylight does Montecillo have in September?
What time are sunrise and sunset in September in Montecillo?
How long on average sun shines in September in Montecillo?
What are the months with the highest UV index in Montecillo?
What is the UV index intensity in September in Montecillo?
Average temperature in September
Montecillo, Bolivia
- Average high temperature in September: 17.4°C
The warmest month (with the highest average high temperature) is November (18.8°C).
The month with the lowest average high temperature is July (16.1°C).
- Average low temperature in September: 6.5°C
The month with the highest average low temperature is December (9.8°C).
The coldest month (with the lowest average low temperature) is July (4.4°C).
Average pressure in September
Montecillo, Bolivia
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is July (1017.3mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in September
Montecillo, Bolivia
- Average wind speed in September: 10.9km/h
The windiest month (with the highest average wind speed) is September (10.9km/h).
The calmest month (with the lowest average wind speed) is February (7km/h).
Average humidity in September
Montecillo, Bolivia
- Average humidity in September: 57%
The month with the highest relative humidity is February (71%).
The month with the lowest relative humidity is July (53%).
Average rainfall in September
Montecillo, Bolivia
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is December (147mm).
The driest month (with the least rainfall) is June (7mm).
Average rainfall days in September
Montecillo, Bolivia
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is January (27.2 days).
The month with the least rainy days is June (4.9 days).
Average snowfall in September
Montecillo, Bolivia
- Average snowfall in September: 0mm
The month with the highest snowfall is July (2mm).
The months with the least snowfall are January, February, March, April, May, June, August, September, October, November and December (0mm).
Average snowfall days in September
Montecillo, Bolivia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is July (0.2 days).
The months with the least snowfall days are January, February, March, April, May, June, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Montecillo, 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 6min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is November (Average sunshine: 11h and 24min).
The month with the least sunshine is June (Average sunshine: 8h and 6min).
Average sunshine days in September
Montecillo, Bolivia
- Average sunshine days in September: 5.2 days
The month with the most sunshine days is June (17.3 days).
The month with the least sunshine days is December (1.4 days).
Average UV index in September
Montecillo, Bolivia
- Average UV index in September: 4
The months with the highest UV index are January, February, March, April, May, June, August, September, October, November and December (UV index 4).
The month with the lowest UV index is July (UV index 3).
Average cloud cover in September
Montecillo, Bolivia
- Average cloud cover in September: 14
The month with the most cloud cover is February (Cloud cover 32).
The month with the least cloud cover is June (Cloud cover 8).
Average visibility in September
Montecillo, Bolivia
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Montecillo, Bolivia
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