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October Weather in Green River, United States

Last updated: June 24, 2025

In October, the average temperature in Green River, United States hovers around 7°C (44°F), showcasing the dynamic weather of the region. While temperatures can plummet to a chilling -21°C (-6°F), they can also soar to a balmy 25°C (76°F). Expect some light showers, with an average precipitation of 21 mm (0.8 in) spread across 5 days. To top it off, the air tends to be fairly moist, with average humidity levels around 70%.

October Temperature in Green River

In October in Green River, the average temperature is 7°C (44°F). The maximum can reach 25°C (76°F) and the minimum can be as low as -21°C (-6°F). Be prepared for a wide range of temperatures when traveling during this time!

October Weather in Green River: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Green River, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Green River, October typically has an average temperature of 7°C (44°F), with highs reaching up to 25°C (76°F) and lows dropping to around -21°C (-6°F).
JanFebMarAprMayJunJulAugSepOctNovDec192131425266747161443422
Data source: Temperature data for Green River 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 Green River

In Green River in October, the precipitation amount is 21 mm (0.8 in) spread over a period of 5 days.

October Precipitation Trends in Green River

The chart displays monthly precipitation patterns in Green River, 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 Green River, October typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec24244138441571119212322
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Green River

In Green River in October humidity is 70%. With an average temperature of 7°C (44°F), this humidity feels like a chilly dampness that seeps into your bones, making outdoor activities less enjoyable and encouraging travelers to seek shelter indoors or dress in layers for warmth.

October Average Humidity in Green River

This chart illustrates the average monthly humidity levels in Green River, 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 Green River is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%93%85%73%64%57%45%41%50%70%84%90%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Green River

In Green River in October, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Green River.

Maximum UV Index Levels in Green River for October

The chart shows the monthly maximum UV Index (UVI) for Green River 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 Green River typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710111212119743
Data source: Green River 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 Green River Compares to Other Months

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

This table compares monthly weather conditions in Green River, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (19°F)24 mm (0.9 inches)92%moderate
February Weather-6°C (22°F)24 mm (1.0 inches)93%high
March Weather0°C (32°F)41 mm (1.6 inches)85%high
April Weather5°C (42°F)38 mm (1.5 inches)73%very high
May Weather11°C (53°F)44 mm (1.7 inches)64%extreme
June Weather19°C (66°F)15 mm (0.6 inches)57%extreme
July Weather23°C (74°F)7 mm (0.3 inches)45%extreme
August Weather22°C (72°F)11 mm (0.4 inches)41%extreme
September Weather16°C (62°F)19 mm (0.7 inches)50%very high
October Weather7°C (44°F)21 mm (0.8 inches)70%high
November Weather1°C (34°F)23 mm (0.9 inches)84%moderate
December Weather-6°C (22°F)22 mm (0.9 inches)90%moderate

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