March Weather in Shannon, United States

Last updated: June 24, 2025

In March, the average temperature in Shannon, United States hovers around 14°C (58°F). Temperatures can vary significantly, with a minimum of -4°C (25°F) and a maximum reaching 30°C (86°F). During this month, expect about 161 mm (6.3 in) of precipitation spread across 13 days, accompanied by an average humidity of 82%.

March Temperature in Shannon

In March in Shannon, the average temperature is 14°C (58°F), with maximums reaching 30°C (86°F) and minimums dropping as low as -4°C (25°F). This varied climate makes it essential for travelers to pack for both warm and cool weather during their visit.

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 14°C (58°F), with highs reaching up to 30°C (86°F) and lows dropping to around -4°C (25°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 total precipitation amount is 161 mm (6.3 in), occurring over the course of 13 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 161 mm (6.3 inches) of precipitation spread over approximately 13 days.

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

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Millimeters (mm) Inches (in)

March Humidity in Shannon

In Shannon in March, humidity is 82%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and sticky.

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 82%, 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 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 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 8, which falls under the very high 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	7°C (45°F)	124 mm (4.9 inches)	85%	moderate
February Weather	10°C (50°F)	190 mm (7.5 inches)	84%	high
March Weather	14°C (58°F)	161 mm (6.3 inches)	82%	very high
April Weather	17°C (63°F)	159 mm (6.3 inches)	82%	very high
May Weather	22°C (73°F)	122 mm (4.8 inches)	82%	extreme
June Weather	26°C (79°F)	134 mm (5.3 inches)	79%	extreme
July Weather	27°C (82°F)	104 mm (4.1 inches)	82%	extreme
August Weather	27°C (81°F)	126 mm (5.0 inches)	77%	very high
September Weather	25°C (77°F)	90 mm (3.5 inches)	74%	very high
October Weather	19°C (66°F)	111 mm (4.4 inches)	73%	high
November Weather	11°C (52°F)	73 mm (2.9 inches)	85%	high
December Weather	9°C (49°F)	142 mm (5.6 inches)	88%	moderate