September Weather in Sacramento, Mexico

Last updated: August 27, 2025

In September, the average temperature in Sacramento, Mexico is a pleasant 25°C (76°F). Expect a range where the minimum dips to 14°C (57°F) and the maximum can soar to 38°C (100°F). Keep in mind, this month also brings about 126 mm (5.0 in) of precipitation spread over 13 days, contributing to an average humidity level of 77%. Stay prepared for a mix of warmth and moisture!

September Temperature in Sacramento

In September in Sacramento, the average temperature is 25°C (76°F). Maximum temperatures can reach 38°C (100°F), while the minimum can drop to as low as 14°C (57°F). This comfortable climate makes Sacramento an ideal destination for travelers looking to enjoy warm days and cool evenings.

September Weather in Sacramento: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sacramento, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sacramento, September typically has an average temperature of 25°C (76°F), with highs reaching up to 38°C (100°F) and lows dropping to around 14°C (57°F).

Data source: Temperature data for Sacramento generated using information from the Copernicus Climate Change Service.

September Precipitation in Sacramento

In Sacramento in September, the precipitation amount is 126 mm (5.0 in) over the course of 13 days.

September Precipitation Trends in Sacramento

The chart displays monthly precipitation patterns in Sacramento, 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 Sacramento, September typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Sacramento

In Sacramento in September humidity is 77%. With an average temperature of 25°C (76°F), this humidity feels like a warm, enveloping blanket that can make traveling feel sticky and heavy, often leaving you craving cool refreshments and shaded spots to recharge.

September Average Humidity in Sacramento

This chart illustrates the average monthly humidity levels in Sacramento, 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 Sacramento is approximately 77%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sacramento

In Sacramento in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Sacramento.

Maximum UV Index Levels in Sacramento for September

The chart shows the monthly maximum UV Index (UVI) for Sacramento 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 Sacramento typically reaches 12, which falls under the extreme exposure category.

Data source: Sacramento 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 Sacramento Compares to Other Months

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

This table compares monthly weather conditions in Sacramento, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	10 mm (0.4 inches)	83%	high
February Weather	15°C (59°F)	9 mm (0.4 inches)	74%	very high
March Weather	19°C (67°F)	23 mm (0.9 inches)	75%	very high
April Weather	23°C (73°F)	24 mm (0.9 inches)	74%	extreme
May Weather	26°C (79°F)	45 mm (1.8 inches)	79%	extreme
June Weather	28°C (82°F)	43 mm (1.7 inches)	77%	extreme
July Weather	28°C (82°F)	74 mm (2.9 inches)	64%	extreme
August Weather	28°C (82°F)	39 mm (1.5 inches)	61%	extreme
September Weather	25°C (76°F)	126 mm (5.0 inches)	77%	extreme
October Weather	21°C (70°F)	46 mm (1.8 inches)	83%	very high
November Weather	17°C (62°F)	21 mm (0.8 inches)	85%	high
December Weather	14°C (57°F)	19 mm (0.8 inches)	89%	high