September weather forecast
Machu Picchu, Peru

September's weather in Machu Picchu, Peru, is dominated by increased rainfall, which amounts to 44mm (1.73"), heralding the onset of the wet season. The low temperatures slightly rise to 11°C (51.8°F), offering a little more warmth than August's 10°C (50°F). Despite the increased cloud cover associated with the rainy season, September still registers 7 hours of sunshine. The heightened rainfall and the slight variation in temperature make September a distinguishable transition from the drier August to the wetter October.

Temperature

In Machu Picchu, Peru, the months of September, November and December are known for the peak temperatures, reaching an average high of 26°C (78.8°F).

Rainfall

In Machu Picchu, during September, the rain falls for 7 days and regularly aggregates up to 44mm (1.73") of precipitation. In Machu Picchu, during the entire year, the rain falls for 108 days and collects up to 904mm (35.59") of precipitation.

Daylight

In September, the average length of the day is 12h and 2min.
On the first day of September, sunrise is at 05:53 and sunset at 17:46. On the last day of the month, sunrise is at 05:33 and sunset at 17:46 -05.

Sunshine

In September, the average sunshine is 7h.

UV index

The months with the highest UV index are January through April, August through December, with an average maximum UV index of 12. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 12 in September interprets into the following advice:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.