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
September
Weather in September
Temperature
Montecillo observes an average high-temperature of a still refreshing 17.4°C (63.3°F) in September, barely different from 16.7°C (62.1°F) in August. September nights observe an average temperature dip to a frosty 6.5°C (43.7°F).Humidity
The average relative humidity in September is 57%.Rainfall
In September, the rain falls for 12 days. Throughout September, 31mm (1.22") of precipitation is accumulated. In Montecillo, during the entire year, the rain falls for 191.7 days and collects up to 836mm (32.91") of precipitation.Snowfall
January through June, August through December are months without snowfall in Montecillo.Daylight
The average length of the day in September is 12h and 1min.On the first day of September, 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 September, the average sunshine is 9.7h.UV index
The months with the highest UV index are January through June, August through December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Montecillo in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow in Montecillo?
How many hours of daylight does Montecillo have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Montecillo have in September?
When is the highest UV index in Montecillo?
What is the UV index intensity in September?
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).
