September weather forecastTío Grande, Peru
September
Weather in September
September, the first month of the spring in Tío Grande, is also an enjoyable month, with an average temperature fluctuating between 7.7°C (45.9°F) and 17.8°C (64°F).Temperature
Tío Grande's entry into September measures an average high-temperature of a still comfortable 17.8°C (64°F), closely parallel to the preceding month. Tío Grande's average low-temperature in the month of September is recorded at a chilly 7.7°C (45.9°F).Humidity
In September, the average relative humidity is 40%.Rainfall
In Tío Grande, in September, it is raining for 2.7 days, with typically 3mm (0.12") of accumulated precipitation. In Tío Grande, during the entire year, the rain falls for 84.2 days and collects up to 260mm (10.24") of precipitation.Daylight
In Tío Grande, Peru, the average length of the day in September is 12h and 1min.On the first day of the month, sunrise is at 05:51 and sunset at 17:40. On the last day of September, sunrise is at 05:28 and sunset at 17:43 -05.
Sunshine
In Tío Grande, the average sunshine in September is 9.9h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 4. The months with the lowest UV index are January through December, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Tío Grande, Peru
- Average high temperature in September: 17.8°C
The warmest month (with the highest average high temperature) is October (17.9°C).
The month with the lowest average high temperature is February (15.2°C).
- Average low temperature in September: 7.7°C
The month with the highest average low temperature is February (10.7°C).
The coldest month (with the lowest average low temperature) is July (6.7°C).
Average pressure in September
Tío Grande, Peru
- Average pressure in September: 1017.3mbar
The months with the highest atmospheric pressure are June and July (1018.2mbar).
The months with the lowest atmospheric pressure are February and December (1015.1mbar).
Average wind speed in September
Tío Grande, Peru
- Average wind speed in September: 8km/h
The windiest month (with the highest average wind speed) is January (9.6km/h).
The calmest month (with the lowest average wind speed) is June (6.5km/h).
Average humidity in September
Tío Grande, Peru
- Average humidity in September: 40%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (35%).
Average rainfall in September
Tío Grande, Peru
- Average rainfall in September: 3mm
The wettest month (with the highest rainfall) is January (81mm).
The driest months (with the least rainfall) are June and August (1mm).
Average rainfall days in September
Tío Grande, Peru
- Average rainfall days in September: 2.7 days
The month with the highest number of rainy days is February (18.2 days).
The month with the least rainy days is August (0.8 days).
Average daylight in September /
Average sunshine in September
Tío Grande, Peru
- 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 54min
The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is July (Average sunshine: 7h and 36min).
Average sunshine days in September
Tío Grande, Peru
- Average sunshine days in September: 25.1 days
The month with the most sunshine days is August (28.3 days).
The month with the least sunshine days is February (8.5 days).
Average UV index in September
Tío Grande, Peru
- Average UV index in September: 4
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 4).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 4).
Average cloud cover in September
Tío Grande, Peru
- Average cloud cover in September: 7
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 3).
Average visibility in September
Tío Grande, Peru
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).





