Last updated: January 18, 2025
New Brunswick, Canada, is characterized by a Dfb Köppen-Geiger climate class, which signifies a humid continental climate with distinct seasonal variations. The region experiences extreme temperatures, with a minimum plunge to -32°C (-25°F) in January, showcasing its cold winter months. On average, temperatures maintain a moderate 6°C (43°F), reflecting the transitional nature of the climate throughout the year. The summer months can see temperatures soar up to an impressive 37°C (98°F) in June, illustrating the significant warming period that contrasts sharply with its harsh winters. This climatic diversity influences both the environmental landscape and the lifestyles of the inhabitants of New Brunswick.
In New Brunswick, Canada, temperature patterns reveal a clear seasonal rhythm marked by stark contrasts. The winter months, particularly January and February, are characterized by frigid conditions with minimum temperatures dipping as low as -32°C (-25°F), creating an icy landscape. As spring arrives in March and April, a gradual warming occurs, with average temperatures rising from -3°C (27°F) in March to 4°C (39°F) in April, while maximums can reach 23°C (74°F). The transition into summer brings substantial heat, especially in June, where temperatures peak at 37°C (98°F), and remains warm through July and August, with averages around 19°C (66°F). As autumn approaches in September and October, temperatures again decline, showcasing a notable shift as the cold returns, with averages falling to 9°C (48°F) by October. By the time December arrives, the chill reasserts itself, with minimums returning to -29°C (-19°F), closing the annual cycle with a reminder of the province's distinct seasonal extremes.
In New Brunswick, temperature variations can be quite significant across different locations. Fundy Bay experiences a minimum of -17°C (2°F) in January and a maximum of 24°C (76°F) in August, providing a moderate summer. In contrast, Saint John has an even colder January with temperatures dropping to -22°C (-8°F) but a slightly lower summer peak of 23°C (74°F) in August. Meanwhile, Saint Andrews records the coldest winter minimum at -24°C (-11°F) in January, yet it boasts the warmest summer maximum of 31°C (88°F) in June. For more detailed information, you can check the monthly temperatures in Fundy Bay, Saint John, and Saint Andrews through the provided links.
Precipitation in New Brunswick, Canada is notably variable throughout the year, with distinct patterns emerging across the seasons. Winter months such as January and February see considerable precipitation at 98 mm and 93 mm, respectively, often falling as snow due to the frigid temperatures. Early spring marks a peak in rainfall, particularly in April and May, both averaging around 106–107 mm. This seasonal shift signals a transition from snow to rain, contributing to the increased moisture levels that support the region's lush growth as temperatures warm.
As summer approaches, precipitation decreases slightly, with July and August receiving 86 mm and 77 mm of rainfall, respectively. However, September and October experience a resurgence in precipitation, with both months averaging 100 mm. November then becomes the wettest month of the year, with 138 mm, often a mix of rain and early snow. Overall, New Brunswick sees an average of 11 precipitation days per month, allowing for a well-distributed wet environment that influences both the landscape and climate dynamics throughout the year.
Sunshine duration in New Brunswick, Canada, demonstrates a clear seasonal progression, with hours of sunlight steadily increasing from winter through to summer. January experiences a mere 124 hours of sunshine, reflecting the harsh winter conditions and short daylight hours. However, as February progresses, sunshine begins to rise significantly, reaching 191 hours. The arrival of spring is marked by a sharp increase in sunlight, with March and April recording 238 hours and 229 hours respectively, suggesting a growing warmth and the budding promise of brighter days.
The peak sunshine months arrive in the heart of summer, where July and August shine brightly with 332 hours and 334 hours of sunshine, making these the sunniest periods of the year. As the season transitions into autumn, sunlight gradually decreases, with September still offering a substantial 267 hours before dropping off to 211 hours in October and further down to 160 hours in November. This pattern reflects the natural ebb and flow of daylight in New Brunswick, highlighting the province's vibrant summer sun contrasted against the waning light as winter approaches.
In New Brunswick, Canada, the UV Index exhibits distinct seasonal variations, reflecting the changing intensity of sunlight throughout the year. During the winter months, such as January and February, the UV Index remains relatively low, with values of 2 and 4, corresponding to low and moderate exposure categories, respectively. This means that while sunburn is possible, the risk is minimized, allowing for a burn time of 45 minutes in January and 30 minutes in February. As spring arrives in March, the index climbs to 5, indicating a moderate exposure risk and a burn time of 30 minutes.
The sun’s intensity peaks during summer, with the UV Index reaching its highest values of 9 and 10 in May and June, categorized as very high exposure. During this time, individuals are advised to limit sun exposure to just 15 minutes to prevent skin damage. The UV Index remains elevated through July and August, albeit slightly lower at 8. As autumn arrives, the index begins to decline, dropping to 5 in October and 3 in November, before returning to a low 2 in December. This seasonal fluctuation underlines the importance of sun safety measures during the peak summer months when UV radiation poses the greatest risk.
UV Risk Categories
Daylight duration in New Brunswick, Canada, reflects a significant seasonal variation that influences both daily life and the natural environment. In winter, the shortest days occur in December, with only 8 hours of daylight, further declining to 9 hours in January and November. As February arrives, daylight increases to 10 hours, signaling the gradual return of longer days as the region transitions toward spring. March continues this upward trend, reaching 11 hours, and by April, daylight hours extend to 13 hours, heralding the arrival of brighter and warmer months.
As spring gives way to summer, daylight peaks in May through July, maintaining a robust 15 hours of sunlight each day. August sees a slight decrease to 14 hours, yet it remains generous compared to the earlier months of the year. As autumn unfolds, daylight gradually recedes, dipping to 12 hours in September and declining further to 10 hours in October. The cycle concludes with the return to shorter days as winter approaches again, showcasing the rhythmic nature of daylight in New Brunswick throughout the year.
The climate in Fundy Bay, Canada, features cold winters and mild summers, with temperatures ranging from -17°C (2°F) in January to a warm 24°C (76°F) in August. Precipitation is significant, peaking in November with 179 mm (7.0 in), while summer months see less rainfall. Sunshine hours are plentiful in summer, especially in August with approximately 320 hours, providing a stark contrast to the shorter days in winter. Overall, this region experiences a mix of temperature extremes and ample precipitation, making its climate unique. For more details, visit Fundy Bay climate.
Saint Andrews, Canada, experiences a diverse climate characterized by cold winters and warm summers. January sees chilly temperatures averaging around -4°C (25°F) with significant precipitation at 99 mm (3.9 in), while July temperatures peak at an average of 19°C (67°F) and a relatively low rainfall of 78 mm (3.1 in). The region enjoys ample sunshine, particularly in the summer months, with July basking in 316 hours of sun. Overall, the weather varies greatly throughout the year, making Saint Andrews a unique climate zone. For more details, visit the Saint Andrews climate.
Saint John, Canada experiences a diverse climate characterized by cold winters and mild summers. January temperatures can plummet to -22°C (-8°F) with substantial snowfall, while July sees averages around 16°C (62°F). The city receives significant precipitation throughout the year, peaking in November with 184 mm (7.3 in). Sunshine is abundant in the summer months, reaching up to 312 hours in August, while winter months offer considerably less sun. For more detailed information, visit Saint John climate.
Shediac, Canada experiences a diverse climate marked by significant seasonal variations. January and February are the coldest months, with average temperatures around -6°C (22°F) and notable snowfall, while July and August bring warmth, seeing averages of 19°C (67°F) and 20°C (68°F), respectively. Precipitation remains relatively consistent throughout the year, peaking in November with 134 mm (5.3 in). The region enjoys abundant sunshine in the summer months, with July yielding the most hours at 331, making it ideal for outdoor activities. For more detailed information, visit Shediac climate.
Shediac Cape, Canada experiences a diverse climate with cold winters and mild summers. January sees average temperatures around -6°C (21°F) and heavy precipitation, while July typically reaches a warm average of 19°C (67°F) with abundant sunshine. Notably, May and June offer pleasant conditions with average temperatures of 9°C (49°F) and 16°C (60°F) respectively, making them favorable for outdoor activities. The area enjoys significant sunshine, peaking in July with about 331 hours. For more detailed information, visit Shediac Cape climate.
In conclusion, the climate of New Brunswick, Canada, presents a striking interplay of temperature, precipitation, sunshine duration, UV Index, and daylight hours throughout the year. The region's humid continental climate, marked by frigid winters and warm summers, creates a unique environment that impacts both the natural landscape and daily life of its residents. As seasonal transitions bring variations in weather patterns—from significant snowfall in winter to abundant sunshine in summer—understanding these climatic trends becomes essential for fostering preparedness and promoting health and safety. Whether enjoying the long daylight hours of summer or navigating the challenges of winter, the people of New Brunswick experience a rich tapestry of weather that defines their vibrant lifestyle and connection to nature.