nomadseason

September Weather in Santa Cruz, Peru

Last updated: August 27, 2025

In September, the average temperature in Santa Cruz, Peru hovers around 13°C (55°F). Expect a minimum of 5°C (41°F) and a maximum of 19°C (66°F). Precipitation amounts to about 50 mm (2.0 in) over 15 days, while the average humidity lingers around 40%. Stay prepared and enjoy the distinctive climate!

September Temperature in Santa Cruz

In September in Santa Cruz, the average temperature is 13°C (55°F), with maximums reaching 19°C (66°F) and minimums dropping as low as 5°C (41°F). This mild climate makes it a pleasant time for traveling, allowing for comfortable outdoor activities and exploration.

September Weather in Santa Cruz: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santa Cruz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Cruz, September typically has an average temperature of 13°C (55°F), with highs reaching up to 19°C (66°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec535353535454545555545554
Data source: Temperature data for Santa Cruz generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Santa Cruz

In Santa Cruz in September, the precipitation amount is 50 mm (2.0 in) spread over a duration of 15 days.

September Precipitation Trends in Santa Cruz

The chart displays monthly precipitation patterns in Santa Cruz, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Santa Cruz, September typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec307343437229951612165010395198
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Santa Cruz

In Santa Cruz in September humidity is 40%. With an average temperature of 13°C (55°F), this humidity feels like a crisp, invigorating atmosphere that's perfect for exploring. The coolness combined with moderate humidity keeps the air refreshing, making it an ideal time for outdoor activities and sightseeing without feeling overheated.

September Average Humidity in Santa Cruz

This chart illustrates the average monthly humidity levels in Santa Cruz, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Santa Cruz is approximately 40%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%91%89%85%65%47%38%40%56%76%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Santa Cruz

In Santa Cruz in September, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Santa Cruz.

Maximum UV Index Levels in Santa Cruz for September

The chart shows the monthly maximum UV Index (UVI) for Santa Cruz in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Santa Cruz typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec171818171412131416171716
Data source: Santa Cruz September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Santa Cruz Compares to Other Months

Weather in Santa Cruz varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Santa Cruz, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Santa Cruz, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (53°F)307 mm (12.1 inches)91%extreme
February Weather12°C (54°F)343 mm (13.5 inches)90%extreme
March Weather12°C (54°F)437 mm (17.2 inches)91%extreme
April Weather12°C (54°F)229 mm (9.0 inches)89%extreme
May Weather12°C (54°F)95 mm (3.7 inches)85%extreme
June Weather12°C (54°F)16 mm (0.6 inches)65%extreme
July Weather12°C (55°F)12 mm (0.5 inches)47%extreme
August Weather13°C (55°F)16 mm (0.6 inches)38%extreme
September Weather13°C (55°F)50 mm (2.0 inches)40%extreme
October Weather12°C (55°F)103 mm (4.0 inches)56%extreme
November Weather13°C (55°F)95 mm (3.7 inches)76%extreme
December Weather12°C (54°F)198 mm (7.8 inches)90%extreme

Compare Santa Cruz's Climate with Cities Worldwide