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September Weather in Maplewood, United States

Last updated: June 24, 2025

In September, the average temperature in Maplewood, United States is a comfortable 23°C (73°F). Expect minimums of 7°C (46°F) and occasional highs reaching up to 35°C (95°F). During this period, you'll encounter 58 mm (2.3 in) of precipitation spread across about 7 days, contributing to an average humidity of 76%. Embrace the warmth while staying prepared for those refreshing showers!

September Temperature in Maplewood

In September in Maplewood, the average temperature is 23°C (73°F), with maximums reaching 35°C (95°F) and minimums dropping to as low as 7°C (46°F). This wide range makes Maplewood an ideal destination for travelers seeking a mix of warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Maplewood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Maplewood, September typically has an average temperature of 23°C (73°F), with highs reaching up to 35°C (95°F) and lows dropping to around 7°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec333647556877807773594539
Data source: Temperature data for Maplewood 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 Maplewood

In Maplewood in September, the precipitation amount is 58 mm (2.3 in) over the course of 7 days.

September Precipitation Trends in Maplewood

The chart displays monthly precipitation patterns in Maplewood, 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 Maplewood, September typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec79831351351469492131581077564
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Maplewood

In Maplewood in September humidity is 76%. With an average temperature of 23°C (73°F), this humidity feels like a warm, enveloping blanket, making outdoor activities feel more intense and prompting travelers to seek shade or cool breaks more frequently.

September Average Humidity in Maplewood

This chart illustrates the average monthly humidity levels in Maplewood, 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 Maplewood is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Maplewood

In Maplewood 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 Maplewood.

Maximum UV Index Levels in Maplewood for September

The chart shows the monthly maximum UV Index (UVI) for Maplewood 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 Maplewood typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109753
Data source: Maplewood 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 Maplewood Compares to Other Months

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

This table compares monthly weather conditions in Maplewood, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)79 mm (3.1 inches)82%moderate
February Weather2°C (36°F)82 mm (3.2 inches)80%moderate
March Weather8°C (48°F)134 mm (5.3 inches)80%high
April Weather13°C (56°F)135 mm (5.3 inches)80%very high
May Weather20°C (68°F)146 mm (5.7 inches)82%very high
June Weather25°C (77°F)94 mm (3.7 inches)83%extreme
July Weather27°C (80°F)92 mm (3.6 inches)81%very high
August Weather25°C (77°F)131 mm (5.1 inches)80%very high
September Weather23°C (73°F)58 mm (2.3 inches)76%very high
October Weather15°C (60°F)107 mm (4.2 inches)76%high
November Weather7°C (45°F)75 mm (3.0 inches)85%moderate
December Weather4°C (40°F)64 mm (2.5 inches)86%moderate

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