March Weather in Shannon, Canada

Last updated: June 18, 2025

In Shannon, Canada, the average temperature in March hovers around -5°C (22°F). Expect chilly conditions, with minimums plunging to -27°C (-16°F) and the occasional maximum reaching up to 12°C (54°F). This month typically sees 106 mm (4.2 in) of precipitation spread over 12 days, contributing to an average humidity level of 90%. Prepare for a brisk and damp atmosphere!

March Temperature in Shannon

In March in Shannon, the average temperature is -5°C (22°F), with maximums reaching 12°C (54°F) and minimums as low as -27°C (-16°F). Travelers should be prepared for very cold conditions, so it's essential to pack warm clothing and gear.

March Weather in Shannon: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Shannon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shannon, March typically has an average temperature of -5°C (22°F), with highs reaching up to 12°C (54°F) and lows dropping to around -27°C (-16°F).

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

March Precipitation in Shannon

In Shannon in March, the precipitation amount is 106 mm (4.2 in), occurring over a span of 12 days.

March Precipitation Trends in Shannon

The chart displays monthly precipitation patterns in Shannon, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Shannon, March typically receives around 106 mm (4.2 inches) of precipitation spread over approximately 12 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Shannon

In Shannon in March, humidity is 90%. With an average temperature of -5°C (22°F), this humidity feels like walking through a frozen fog, where each breath brings a chill that clings to your skin, making every step outside a brisk challenge.

March Average Humidity in Shannon

This chart illustrates the average monthly humidity levels in Shannon, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Shannon is approximately 90%, offering insight into how humid the weather typically is during this month.

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

March UV Index in Shannon

In Shannon in March, 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 Shannon.

Maximum UV Index Levels in Shannon for March

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

Data source: Shannon March 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 March Weather in Shannon Compares to Other Months

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

This table compares monthly weather conditions in Shannon, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-12°C (11°F)	95 mm (3.7 inches)	95%	low
February Weather	-11°C (13°F)	94 mm (3.7 inches)	93%	moderate
March Weather	-5°C (22°F)	106 mm (4.2 inches)	90%	moderate
April Weather	2°C (36°F)	121 mm (4.8 inches)	87%	very high
May Weather	10°C (50°F)	114 mm (4.5 inches)	79%	very high
June Weather	15°C (60°F)	150 mm (5.9 inches)	73%	very high
July Weather	18°C (65°F)	137 mm (5.4 inches)	81%	very high
August Weather	17°C (63°F)	136 mm (5.3 inches)	81%	very high
September Weather	13°C (55°F)	127 mm (5.0 inches)	81%	high
October Weather	6°C (43°F)	152 mm (6.0 inches)	87%	moderate
November Weather	-2°C (28°F)	152 mm (6.0 inches)	89%	moderate
December Weather	-9°C (16°F)	126 mm (5.0 inches)	92%	low