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September Weather in Del Rey Oaks, United States

Last updated: June 24, 2025

In September, the average temperature in Del Rey Oaks, United States is a pleasant 17°C (62°F). Daily temperatures can range from a cool 8°C (47°F) to a warm 34°C (93°F). With only 6 mm (0.3 in) of precipitation over 0 days, you can expect mostly dry conditions. Plus, the average humidity sits comfortably at 55%, making it a great time to enjoy outdoor activities!

September Temperature in Del Rey Oaks

In September in Del Rey Oaks, the average temperature is 17°C (62°F), with maximums reaching 34°C (93°F) and minimums dipping as low as 8°C (47°F). This offers a comfortable range for outdoor activities and sightseeing, making it an ideal time to visit.

September Weather in Del Rey Oaks: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Del Rey Oaks, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Del Rey Oaks, September typically has an average temperature of 17°C (62°F), with highs reaching up to 34°C (93°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec505051535559616362595450
Data source: Temperature data for Del Rey Oaks 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.

September Precipitation in Del Rey Oaks

In Del Rey Oaks in September, the precipitation amount is 6 mm (0.3 in) over a period of 0 days.

September Precipitation Trends in Del Rey Oaks

The chart displays monthly precipitation patterns in Del Rey Oaks, 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 Del Rey Oaks, September typically receives around 6 mm (0.3 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec1139499332332261941100
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Del Rey Oaks

In Del Rey Oaks in September humidity is 55%. With an average temperature of 17°C (62°F), this humidity feels like a refreshing embrace, making travel enjoyable yet slightly sticky, as the air wraps around you, invigorating yet comfortable for outdoor adventures.

September Average Humidity in Del Rey Oaks

This chart illustrates the average monthly humidity levels in Del Rey Oaks, 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 Del Rey Oaks is approximately 55%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%84%82%78%71%64%59%54%55%62%78%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Del Rey Oaks

In Del Rey Oaks in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Del Rey Oaks.

Maximum UV Index Levels in Del Rey Oaks for September

The chart shows the monthly maximum UV Index (UVI) for Del Rey Oaks 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 Del Rey Oaks typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4589111211119753
Data source: Del Rey Oaks 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 Del Rey Oaks Compares to Other Months

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

This table compares monthly weather conditions in Del Rey Oaks, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (51°F)113 mm (4.5 inches)82%moderate
February Weather10°C (50°F)94 mm (3.7 inches)84%moderate
March Weather10°C (51°F)99 mm (3.9 inches)82%very high
April Weather12°C (53°F)33 mm (1.3 inches)78%very high
May Weather13°C (55°F)23 mm (0.9 inches)71%extreme
June Weather15°C (59°F)3 mm (0.1 inches)64%extreme
July Weather16°C (61°F)2 mm (0.1 inches)58%extreme
August Weather17°C (63°F)2 mm (0.1 inches)54%extreme
September Weather17°C (62°F)6 mm (0.3 inches)55%very high
October Weather15°C (59°F)19 mm (0.7 inches)62%high
November Weather12°C (55°F)40 mm (1.6 inches)78%moderate
December Weather10°C (51°F)100 mm (3.9 inches)80%moderate

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