October Weather in Saint Stephen, United States

Last updated: June 24, 2025

In Saint Stephen, United States, the average temperature in October hovers around 21°C (70°F). However, temperatures can fluctuate, with a minimum reaching 3°C (38°F) and a maximum soaring to 36°C (97°F). Expect approximately 55 mm (2.1 in) of precipitation spread over 8 days, and with an average humidity of 78%, the weather can feel quite muggy during this time.

October Temperature in Saint Stephen

In October in Saint Stephen, the average temperature is 21°C (70°F). Maximums can reach 36°C (97°F), while minimums can drop as low as 3°C (38°F). This variation makes Saint Stephen a destination for travelers seeking both warm days and refreshing cooler evenings.

October Weather in Saint Stephen: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Saint Stephen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Stephen, October typically has an average temperature of 21°C (70°F), with highs reaching up to 36°C (97°F) and lows dropping to around 3°C (38°F).

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

October Precipitation in Saint Stephen

In Saint Stephen in October, the precipitation amount is 55 mm (2.1 in) over a span of 8 days.

October Precipitation Trends in Saint Stephen

The chart displays monthly precipitation patterns in Saint Stephen, 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 Saint Stephen, October typically receives around 55 mm (2.1 inches) of precipitation spread over approximately 8 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 Saint Stephen

In Saint Stephen in October, humidity is 78%. With an average temperature of 21°C (70°F), this humidity feels like a warm, enveloping blanket that can leave travelers feeling sticky and slightly fatigued, making it important to stay hydrated and take frequent breaks from outdoor activities.

October Average Humidity in Saint Stephen

This chart illustrates the average monthly humidity levels in Saint Stephen, 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 Saint Stephen is approximately 78%, 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 Saint Stephen

In Saint Stephen in October, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Saint Stephen.

Maximum UV Index Levels in Saint Stephen for October

The chart shows the monthly maximum UV Index (UVI) for Saint Stephen 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 Saint Stephen typically reaches 8, which falls under the very high exposure category.

Data source: Saint Stephen 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 Saint Stephen Compares to Other Months

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

This table compares monthly weather conditions in Saint Stephen, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	75 mm (2.9 inches)	86%	moderate
February Weather	13°C (55°F)	92 mm (3.6 inches)	81%	high
March Weather	15°C (59°F)	77 mm (3.0 inches)	81%	very high
April Weather	19°C (66°F)	96 mm (3.8 inches)	79%	very high
May Weather	23°C (74°F)	93 mm (3.6 inches)	75%	extreme
June Weather	26°C (79°F)	134 mm (5.3 inches)	75%	extreme
July Weather	27°C (82°F)	171 mm (6.7 inches)	80%	extreme
August Weather	27°C (81°F)	164 mm (6.5 inches)	81%	very high
September Weather	25°C (77°F)	135 mm (5.3 inches)	83%	very high
October Weather	21°C (70°F)	55 mm (2.1 inches)	78%	very high
November Weather	13°C (56°F)	70 mm (2.8 inches)	85%	high
December Weather	11°C (52°F)	144 mm (5.7 inches)	87%	moderate