October Weather in Sidney, United States

Last updated: June 24, 2025

In October, the average temperature in Sidney, United States hovers around 11°C (51°F), creating a cool yet comfortable atmosphere. Expect minimums dipping to -1°C (30°F) and a pleasant maximum of 24°C (75°F). During this month, you can anticipate 123 mm (4.8 in) of precipitation spread over 11 days, adding a touch of freshness to the air. With an average humidity level of 82%, it's the perfect time to embrace the invigorating climate of Sidney!

October Temperature in Sidney

In October in Sidney, the average temperature is 11°C (51°F). The maximum can reach 24°C (75°F), while the minimum can dip as low as -1°C (30°F). Pack layers to stay comfortable during your travels, as the weather can vary significantly throughout the day.

October Weather in Sidney: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Sidney, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sidney, October typically has an average temperature of 11°C (51°F), with highs reaching up to 24°C (75°F) and lows dropping to around -1°C (30°F).

Data source: Temperature data for Sidney generated using information from the Copernicus Climate Change Service.

October Precipitation in Sidney

In Sidney in October, the precipitation amount is 123 mm (4.8 in) occurring over the course of 11 days.

October Precipitation Trends in Sidney

The chart displays monthly precipitation patterns in Sidney, 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 Sidney, October typically receives around 123 mm (4.8 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Sidney

In Sidney in October, humidity is 82%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and requiring additional layers to stay warm while exploring.

October Average Humidity in Sidney

This chart illustrates the average monthly humidity levels in Sidney, 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 Sidney is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Sidney

In Sidney in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Sidney.

Maximum UV Index Levels in Sidney for October

The chart shows the monthly maximum UV Index (UVI) for Sidney 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 Sidney typically reaches 5, which falls under the moderate exposure category.

Data source: Sidney 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 Sidney Compares to Other Months

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

This table compares monthly weather conditions in Sidney, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (22°F)	82 mm (3.2 inches)	88%	low
February Weather	-4°C (24°F)	82 mm (3.2 inches)	88%	moderate
March Weather	-1°C (31°F)	71 mm (2.8 inches)	85%	moderate
April Weather	6°C (43°F)	116 mm (4.6 inches)	81%	high
May Weather	13°C (55°F)	81 mm (3.2 inches)	76%	very high
June Weather	18°C (65°F)	68 mm (2.7 inches)	74%	very high
July Weather	21°C (70°F)	112 mm (4.4 inches)	74%	very high
August Weather	21°C (70°F)	74 mm (2.9 inches)	74%	very high
September Weather	17°C (62°F)	68 mm (2.7 inches)	77%	high
October Weather	11°C (51°F)	123 mm (4.8 inches)	82%	moderate
November Weather	3°C (37°F)	107 mm (4.2 inches)	85%	moderate
December Weather	-3°C (27°F)	109 mm (4.3 inches)	84%	low