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 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
Chancayllo's September reports an average high-temperature of a still refreshing 19.9°C (67.8°F), exhibiting a minor difference from August. An average low-temperature of 14.4°C (57.9°F) is common during the nights of September.Humidity
In September, the average relative humidity is 73%.Rainfall
May through September are months with the least rain when the rain falls for 1.7 days and typically aggregates up to 2mm (0.08") of rain.Daylight
In September, the average length of the day is 12h and 2min.On the first day of the month, sunrise is at 06:11 and sunset at 18:06. On the last day of September, in Chancayllo, sunrise is at 05:52 and sunset at 18:05 -05.
Sunshine
The average sunshine in September in Chancayllo is 10.7h.UV index
May through December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 5 during September, leads to the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the average September temperature in Chancayllo?
What is the average humidity in September in Chancayllo?
What is the driest month in Chancayllo?
How many days does it rain in September in Chancayllo?
What is the average length of the day in September in Chancayllo?
When are sunrise and sunset in September in Chancayllo?
How long on average sun shines in September in Chancayllo?
What are the months with the lowest UV index in Chancayllo?
How high is the UV index in September in Chancayllo?
Average temperature in September
Chancayllo, Peru
- Average high temperature in September: 19.9°C
The warmest month (with the highest average high temperature) is February (22.8°C).
The months with the lowest average high temperature are July and August (19.7°C).
- Average low temperature in September: 14.4°C
The month with the highest average low temperature is February (19.4°C).
The coldest month (with the lowest average low temperature) is August (14.1°C).
Average pressure in September
Chancayllo, Peru
- Average pressure in September: 1016.3mbar
The month with the highest atmospheric pressure is August (1016.6mbar).
The month with the lowest atmospheric pressure is February (1014mbar).
Average wind speed in September
Chancayllo, Peru
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is September (11.8km/h).
The calmest month (with the lowest average wind speed) is February (9.5km/h).
Average humidity in September
Chancayllo, Peru
- Average humidity in September: 73%
The months with the highest relative humidity are January, March and December (80%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Chancayllo, Peru
- Average rainfall in September: 2mm
The wettest month (with the highest rainfall) is February (16mm).
The driest months (with the least rainfall) are May, June, July, August and September (2mm).
Average rainfall days in September
Chancayllo, Peru
- Average rainfall days in September: 1.7 days
The month with the highest number of rainy days is March (14.8 days).
The month with the least rainy days is August (0.3 days).
Average daylight in September /
Average sunshine in September
Chancayllo, Peru
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 30min).
- Average sunshine in September: 10h and 4min
The month with the most sunshine is October (Average sunshine: 12h and 12min).
The month with the least sunshine is May (Average sunshine: 7h and 36min).
Average sunshine days in September
Chancayllo, Peru
- Average sunshine days in September: 18.1 days
The months with the most sunshine days are April, May and July (20.1 days).
The month with the least sunshine days is March (11.6 days).
Average UV index in September
Chancayllo, Peru
- Average UV index in September: 5
The months with the highest UV index are January, February, March and April (UV index 6).
The months with the lowest UV index are May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in September
Chancayllo, Peru
- Average cloud cover in September: 9
The months with the most cloud cover are February and March (Cloud cover 32).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in September
Chancayllo, Peru
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Chancayllo, Peru
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