September weather forecast
Chiclayo, Peru

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Weather in September

September in Chiclayo presents a shift in weather as temperatures inch upward from August, signaling the conclusion of the cooler period. The sea remains constant at 18°C (64.4°F), contributing to the cooler evenings. Also, the city experiences the least rainfall during this month. The enjoyable hours of daylight paired with the low rainfall make September an advantageous time for activities in Chiclayo. The weather settles into a rhythm, with September offering an enticing blend of comfort and tropical warmth.

Temperature

Chiclayo marks the onset of September with an average high-temperature of a still pleasant 21.4°C (70.5°F), a subtle shift from August's 21.2°C (70.2°F). An average low-temperature of 16.5°C (61.7°F) characterizes Chiclayo's September nights.

Humidity

June through September, with an average relative humidity of 81%, are the most humid months.

Rainfall

August and September are months with the least rain when the rain falls for 2.2 days and typically aggregates up to 2mm (0.08") of rain.

Sea temperature

August through October, with an average sea temperature of 18°C (64.4°F), are months with the coldest seawater in Chiclayo, Peru.
Note: For swimming, a surface water temperature of 18°C (64.4°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

The average length of the day in September is 12h and 4min.
On the first day of September, sunrise is at 06:19 and sunset at 18:18. On the last day of the month, sunrise is at 06:04 and sunset at 18:14 -05.

Sunshine

The average sunshine in September is 9.7h.

UV index

July through October, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 5 in September translates into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

What is the usual temperature for Chiclayo in September?

September temperatures in Chiclayo vary between a high-temperature of 21.4°C (70.5°F) and a low-temperature of 16.5°C (61.7°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in March is computed to be 30°C (86°F).

What are the most humid months in Chiclayo?

June through September, with an average relative humidity of 81%, are most humid months in Chiclayo, Peru.

What is the average humidity in September in Chiclayo?

In September, the average relative humidity is 81%.

What is the driest month in Chiclayo?

The months with the least rainfall in Chiclayo, Peru, are August and September Rain falls for 2.2 days and accumulates 2mm (0.08") of rain.

How many days does it rain in September in Chiclayo?

In Chiclayo, in September, during 2.2 rainfall days, 2mm (0.08") of precipitation is typically accumulated.

What are the months with the coldest sea water in Chiclayo?

The months with the coldest seawater are August through October, with an average sea temperature of 18°C (64.4°F).

What is the sea water temperature in September in Chiclayo?

In Chiclayo, Peru, in September, the average water temperature is 18°C (64.4°F). For most, swimming in 18°C (64.4°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

How many hours of daylight does Chiclayo have in September?

In September, the average day length in Chiclayo is 12h and 4min.

When is the sunrise / sunset in September in Chiclayo?

On the first day of September in Chiclayo, Peru, sunrise is at 06:19 and sunset at 18:18. On the last day of the month, sunrise is at 06:04 and sunset at 18:14 -05.

How long on average sun shines in September in Chiclayo?

The average sunshine duration in September in Chiclayo, Peru, is 9.7h.

When is the lowest UV index in Chiclayo?

July through October, with an average maximum UV index of 5, are months with the lowest UV index in Chiclayo, Peru.

What is the UV index intensity in September in Chiclayo?

The average daily maximum UV index in September in Chiclayo, Peru, is 5. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.

Average temperature in September
Chiclayo, Peru

Average temperature in September - Chiclayo, Peru
  • Average high temperature in September: 21.4°C

The warmest month (with the highest average high temperature) is February (27.7°C).
The month with the lowest average high temperature is August (21.2°C).

  • Average low temperature in September: 16.5°C

The month with the highest average low temperature is February (23°C).
The coldest month (with the lowest average low temperature) is September (16.5°C).

Average pressure in September
Chiclayo, Peru

Average pressure in September - Chiclayo, Peru
  • Average pressure in September: 1013.9mbar

The month with the highest atmospheric pressure is August (1014.1mbar).
The month with the lowest atmospheric pressure is February (1011.9mbar).

Average wind speed in September
Chiclayo, Peru

Average wind speed in September - Chiclayo, Peru
  • Average wind speed in September: 17km/h

The windiest month (with the highest average wind speed) is July (17.5km/h).
The calmest month (with the lowest average wind speed) is March (13.3km/h).

Average humidity in September
Chiclayo, Peru

Average humidity in September - Chiclayo, Peru
  • Average humidity in September: 81%

The months with the highest relative humidity are June, July, August and September (81%).
The month with the lowest relative humidity is February (73%).

Average rainfall in September
Chiclayo, Peru

Average rainfall in September - Chiclayo, Peru
  • Average rainfall in September: 2mm

The wettest month (with the highest rainfall) is March (29mm).
The driest months (with the least rainfall) are August and September (2mm).

Average rainfall days in September
Chiclayo, Peru

Average rainfall days in September - Chiclayo, Peru
  • Average rainfall days in September: 2.2 days

The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is August (1 days).

Average sea temperature in September
Chiclayo, Peru

Average sea temperature in September - Chiclayo, Peru
  • Average sea temperature in September: 18°C

The best month for swimming (with the highest average sea temperature) is February (24°C).
The coldest months (with the lowest average sea temperature) are August, September and October (18°C).

Average daylight in September /
Average sunshine in September
Chiclayo, Peru

Average daylight in September / Average sunshine in September - Chiclayo, Peru
  • Average daylight in September: 12h and 1min

The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is November (Average sunshine: 11h and 18min).
The months with the least sunshine are February and March (Average sunshine: 9h and 12min).

Average sunshine days in September
Chiclayo, Peru

Average sunshine days in September - Chiclayo, Peru
  • Average sunshine days in September: 22.5 days

The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is March (16.6 days).

Average UV index in September
Chiclayo, Peru

Average UV index in September - Chiclayo, Peru
  • Average UV index in September: 5

The months with the highest UV index are January, February, March, April, May, June, November and December (UV index 6).
The months with the lowest UV index are July, August, September and October (UV index 5).

Average cloud cover in September
Chiclayo, Peru

Average cloud cover in September - Chiclayo, Peru
  • Average cloud cover in September: 27

The month with the most cloud cover is March (Cloud cover 35).
The months with the least cloud cover are July and August (Cloud cover 24).

Average visibility in September
Chiclayo, Peru

Average visibility in September - Chiclayo, 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).

Chiclayo, Peru

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