September Weather in Pearson, United States

Last updated: June 24, 2025

In Pearson, United States, the average temperature in September hovers around 26°C (79°F), making it a pleasant time to visit. However, be prepared for a range of temperatures, with minimums dropping to 13°C (56°F) and highs soaring to 39°C (102°F). Expect 124 mm (4.9 in) of precipitation over 13 days, accompanied by an average humidity level of 83%. Whether you’re basking in the warmth or seeking shelter from the rain, pack accordingly for a memorable experience!

September Temperature in Pearson

In September in Pearson, the average temperature is 26°C (79°F), with maximums reaching 39°C (102°F) and minimums dropping as low as 13°C (56°F). Given this range, travelers should pack accordingly to enjoy both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Pearson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pearson, September typically has an average temperature of 26°C (79°F), with highs reaching up to 39°C (102°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec535963687680828179725955
Data source: Temperature data for Pearson 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 Pearson

In Pearson in September, the total precipitation amount is 124 mm (4.9 in) over a span of 13 days.

September Precipitation Trends in Pearson

The chart displays monthly precipitation patterns in Pearson, 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 Pearson, September typically receives around 124 mm (4.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec62816277671181441281246745124
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Pearson

In Pearson in September, humidity is 83%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket enveloping you, making travel an exercise in endurance as the air clings to your skin and saps your energy.

September Average Humidity in Pearson

This chart illustrates the average monthly humidity levels in Pearson, 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 Pearson is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%80%76%73%74%80%79%83%77%84%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pearson

In Pearson in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Pearson.

Maximum UV Index Levels in Pearson for September

The chart shows the monthly maximum UV Index (UVI) for Pearson 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 Pearson typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579101111111110864
Data source: Pearson 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 Pearson Compares to Other Months

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

This table compares monthly weather conditions in Pearson, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (53°F)62 mm (2.5 inches)85%moderate
February Weather15°C (59°F)81 mm (3.2 inches)82%high
March Weather17°C (63°F)62 mm (2.4 inches)80%very high
April Weather20°C (69°F)77 mm (3.0 inches)76%very high
May Weather24°C (76°F)67 mm (2.6 inches)73%extreme
June Weather27°C (80°F)118 mm (4.6 inches)74%extreme
July Weather28°C (82°F)144 mm (5.7 inches)80%extreme
August Weather27°C (82°F)128 mm (5.0 inches)79%extreme
September Weather26°C (79°F)124 mm (4.9 inches)83%very high
October Weather22°C (72°F)67 mm (2.6 inches)77%very high
November Weather15°C (60°F)45 mm (1.8 inches)84%high
December Weather13°C (55°F)124 mm (4.9 inches)88%moderate

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