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October Weather in South Plainfield, United States

Last updated: June 24, 2025

In October, the average temperature in South Plainfield, United States is a pleasant 16°C (60°F). However, temperatures can range from a chilly 1°C (34°F) to a sweltering 35°C (95°F). With an average humidity of 74% and precipitation totaling 136 mm (5.4 in) over approximately 10 days, it's wise to prepare for both sunny and rainy weather!

October Temperature in South Plainfield

In October in South Plainfield, the average temperature is 16°C (60°F). Maximums can reach as high as 35°C (95°F), while minimums can drop to a chilly 1°C (34°F). Travel prepared for both warm afternoons and cool evenings.

October Weather in South Plainfield: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in South Plainfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Plainfield, October typically has an average temperature of 16°C (60°F), with highs reaching up to 35°C (95°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec343743536372787670604638
Data source: Temperature data for South Plainfield 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.

October Precipitation in South Plainfield

In South Plainfield in October, the total precipitation amount is 136 mm (5.4 in) over a span of 10 days.

October Precipitation Trends in South Plainfield

The chart displays monthly precipitation patterns in South Plainfield, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In South Plainfield, October typically receives around 136 mm (5.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec651071071101291021401338913682106
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in South Plainfield

In South Plainfield in October humidity is 74%. With an average temperature of 16°C (60°F), this humidity feels like a damp blanket enveloping you, making traveling a bit uncomfortable as you navigate the sticky air and potentially limiting your energy for exploring the sights.

October Average Humidity in South Plainfield

This chart illustrates the average monthly humidity levels in South Plainfield, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in South Plainfield is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in South Plainfield

In South Plainfield in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in South Plainfield, you can refer to this Hourly UV Index in South Plainfield.

Maximum UV Index Levels in South Plainfield for October

The chart shows the monthly maximum UV Index (UVI) for South Plainfield in October, 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 October, the maximum UV index in South Plainfield typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: South Plainfield October 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 October Weather in South Plainfield Compares to Other Months

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

This table compares monthly weather conditions in South Plainfield, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)65 mm (2.6 inches)84%moderate
February Weather3°C (37°F)107 mm (4.2 inches)82%moderate
March Weather6°C (43°F)107 mm (4.2 inches)81%high
April Weather11°C (53°F)110 mm (4.3 inches)78%very high
May Weather17°C (63°F)129 mm (5.1 inches)69%very high
June Weather22°C (72°F)102 mm (4.0 inches)69%very high
July Weather25°C (78°F)140 mm (5.5 inches)62%very high
August Weather24°C (76°F)133 mm (5.2 inches)65%very high
September Weather21°C (70°F)89 mm (3.5 inches)68%very high
October Weather16°C (60°F)136 mm (5.4 inches)74%high
November Weather8°C (46°F)82 mm (3.2 inches)82%moderate
December Weather3°C (38°F)106 mm (4.2 inches)80%low

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