January Weather in Santa Cruz, Chile

Last updated: August 22, 2025

In January, the average temperature in Santa Cruz, Chile is a pleasant 21°C (70°F). You can expect a range from a refreshing 8°C (47°F) to a soaring 35°C (96°F). With only 11 mm (0.4 in) of precipitation over just 1 day, and an average humidity of 40%, it's the perfect time to enjoy the mild weather!

January Temperature in Santa Cruz

In January in Santa Cruz, the average temperature is 21°C (70°F). Maximums can reach 35°C (96°F) and minimums can be as low as 8°C (47°F). It's an ideal time for travelers to enjoy a range of outdoor activities while packing for both warm and cooler evenings.

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

The chart illustrates January 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, January typically has an average temperature of 21°C (70°F), with highs reaching up to 35°C (96°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec706965585248474953576468
Data source: Temperature data for Santa Cruz generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Santa Cruz

In Santa Cruz in January, the precipitation amount is 11 mm (0.4 in) over the course of one day.

January Precipitation Trends in Santa Cruz

The chart displays monthly precipitation patterns in Santa Cruz, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Santa Cruz, January typically receives around 11 mm (0.4 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec1167185317076945237122
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Santa Cruz

In Santa Cruz in January humidity is 40%. With an average temperature of 21°C (70°F), this humidity feels like a pleasant and comfortable backdrop for traveling, allowing for enjoyable outdoor activities without the discomfort of oppressive heat or heavy moisture in the air.

January Average Humidity in Santa Cruz

This chart illustrates the average monthly humidity levels in Santa Cruz, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Santa Cruz is approximately 40%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec40%41%46%54%70%78%82%79%62%64%53%39%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Santa Cruz

In Santa Cruz in January, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Santa Cruz, you can check here.

Maximum UV Index Levels in Santa Cruz for January

The chart shows the monthly maximum UV Index (UVI) for Santa Cruz in January, 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 January, the maximum UV index in Santa Cruz typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311753458111314
Data source: Santa Cruz January 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 January 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 January’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 January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (70°F)11 mm (0.4 inches)40%extreme
February Weather21°C (69°F)6 mm (0.2 inches)41%extreme
March Weather18°C (65°F)7 mm (0.3 inches)46%extreme
April Weather15°C (59°F)18 mm (0.7 inches)54%high
May Weather11°C (52°F)53 mm (2.1 inches)70%moderate
June Weather9°C (48°F)170 mm (6.7 inches)78%moderate
July Weather8°C (47°F)76 mm (3.0 inches)82%moderate
August Weather9°C (49°F)94 mm (3.7 inches)79%moderate
September Weather12°C (53°F)52 mm (2.0 inches)62%very high
October Weather14°C (57°F)37 mm (1.5 inches)64%extreme
November Weather18°C (64°F)12 mm (0.5 inches)53%extreme
December Weather20°C (69°F)2 mm (0.1 inches)39%extreme

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