August Weather in Saint Stephen, United States

Last updated: June 24, 2025

In August, the average temperature in Saint Stephen, United States hovers around 27°C (81°F), with a minimum of 18°C (65°F) and a maximum reaching up to 36°C (98°F). During this month, expect 164 mm (6.5 in) of precipitation spread over approximately 19 days, contributing to an average humidity level of 81%. Perfect for those who enjoy warm and humid weather!

August Temperature in Saint Stephen

In August in Saint Stephen, the average temperature is 27°C (81°F), with maximums reaching 36°C (98°F) and minimums dropping to as low as 18°C (65°F). This makes it an ideal time for travelers seeking warm weather and plenty of sunshine.

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

The chart illustrates August 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, August typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (98°F) and lows dropping to around 18°C (65°F).

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

August Precipitation in Saint Stephen

In Saint Stephen in August, the precipitation amount is 164 mm (6.5 in) over the course of 19 days.

August Precipitation Trends in Saint Stephen

The chart displays monthly precipitation patterns in Saint Stephen, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Saint Stephen, August typically receives around 164 mm (6.5 inches) of precipitation spread over approximately 19 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Saint Stephen

In Saint Stephen in August humidity is 81%. With an average temperature of 27°C (81°F), this humidity feels like a warm, heavy blanket enveloping you, making travel quite uncomfortable as it can quickly drain your energy and require frequent hydration breaks.

August Average Humidity in Saint Stephen

This chart illustrates the average monthly humidity levels in Saint Stephen, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Saint Stephen is approximately 81%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Saint Stephen

In Saint Stephen in August, 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 Saint Stephen.

Maximum UV Index Levels in Saint Stephen for August

The chart shows the monthly maximum UV Index (UVI) for Saint Stephen in August, 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 August, the maximum UV index in Saint Stephen typically reaches 10, which falls under the very high exposure category.

Data source: Saint Stephen August 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 August 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 August’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 August’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