nomadseason

March Weather in Fredericton, Canada

Last updated: June 18, 2025

In March, the average temperature in Fredericton, Canada is a chilly -2°C (28°F), with the thermometer plummeting as low as -20°C (-4°F) and occasionally reaching a warm 19°C (67°F). This month sees approximately 83 mm (3.3 in) of precipitation over 9 days, and an average humidity of 82% adds to the brisk atmosphere. Stay prepared for a mix of weather!

March Temperature in Fredericton

In March in Fredericton, the average temperature is -2°C (28°F). Maximums can reach 19°C (67°F), while minimums can drop as low as -20°C (-4°F). It's essential to pack accordingly and be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates March temperature patterns in Fredericton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fredericton, March typically has an average temperature of -2°C (28°F), with highs reaching up to 19°C (67°F) and lows dropping to around -20°C (-4°F).
JanFebMarAprMayJunJulAugSepOctNovDec182028415262676759483424
Data source: Temperature data for Fredericton generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Fredericton

In Fredericton in March, the precipitation amount is 83 mm (3.3 in) over the course of 9 days.

March Precipitation Trends in Fredericton

The chart displays monthly precipitation patterns in Fredericton, 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 Fredericton, March typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec10091831131161011039098102136118
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Fredericton

In Fredericton in March, humidity is 82%. With an average temperature of -2°C (28°F), this humidity feels like an icy shroud enveloping you, making every breath feel crisp and biting as you navigate through a winter wonderland, each step a reminder of the contrast between the cold air and the heavy moisture lingering in the atmosphere.

March Average Humidity in Fredericton

This chart illustrates the average monthly humidity levels in Fredericton, 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 Fredericton is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%84%82%80%78%82%84%82%82%82%84%82%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Fredericton

In Fredericton 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 Fredericton.

Maximum UV Index Levels in Fredericton for March

The chart shows the monthly maximum UV Index (UVI) for Fredericton 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 Fredericton typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789887532
Data source: Fredericton 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 Fredericton Compares to Other Months

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

This table compares monthly weather conditions in Fredericton, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (19°F)100 mm (4.0 inches)83%low
February Weather-7°C (20°F)91 mm (3.6 inches)84%moderate
March Weather-2°C (28°F)83 mm (3.3 inches)82%moderate
April Weather5°C (41°F)113 mm (4.5 inches)80%high
May Weather11°C (52°F)116 mm (4.6 inches)78%very high
June Weather17°C (62°F)101 mm (4.0 inches)82%very high
July Weather20°C (68°F)103 mm (4.0 inches)84%very high
August Weather19°C (67°F)90 mm (3.5 inches)82%very high
September Weather15°C (59°F)98 mm (3.9 inches)82%high
October Weather9°C (48°F)102 mm (4.0 inches)82%moderate
November Weather1°C (35°F)136 mm (5.3 inches)84%moderate
December Weather-5°C (24°F)118 mm (4.6 inches)82%low

Compare Fredericton's Climate with Cities Worldwide