Campbellton (NB) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Campbellton.
Climate overview of Campbellton
Campbellton, New Brunswick, Canada, experiences significant temperature variation throughout the year. Summers bring daytime highs of 24°C (75°F) in July, while winters cool to -7°C (19°F) in January.
The city receives considerable rain/snowfall, with around 1172 mm (46 in) annually. July is the wettest month.
Campbellton Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Campbellton — and find the best time to visit.
Monthly Temperature in Campbellton
Depending on the time of the year, temperatures range from comfortable to very cold in Campbellton. Typically, average maximum daytime temperatures range from a comfortable 24°C (75°F) in July to a very cold -7°C (19°F) in the coolest month, January.
Nights vary from 13°C (55°F) in July to around -18°C (0°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Campbellton
Campbellton has a relatively rain/snowy climate with high precipitation levels, averaging 1172 mm (46 in) of rain/snowfall annually. Precipitation levels in Campbellton remain relatively steady throughout the year. July has the most rain, with 115 mm (4.5 in) over 13 days. In the driest month February, this drops slightly to 80 mm (3.1 in), making the city's climate fairly predictable. For more details, please visit our Campbellton Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Campbellton
Rainfall during this time ranges from 98 mm (3.9 in) in August to 115 mm (4.5 in) in July. This means you can expect a mix of sunny days and occasional showers. Planning your next adventure but unsure where to go? Our climate tool suggests perfect locations tailored to your preferred weather conditions. Discover your ideal travel destination with our weather planner.
Frequently asked questions about the climate in Campbellton
What is the best time to visit Campbellton?
August typically offers the most optimal weather in Campbellton. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions.
What temperatures can I expect in Campbellton?
Daytime highs range from -7°C (19°F) in January to 24°C (75°F) in July. Nighttime lows range from -18°C (0°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Campbellton get?
Annual rainfall is around 1172 mm (46 in). July is the wettest month with 115 mm (4.5 in), while February is the driest with 80 mm (3.1 in).
Campbellton 3-Day Forecast
Campbellton (NB) 3-Day Forecast
Campbellton on the map
Campbellton is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Niagara Falls
27°C (81°F) Montréal28°C (82°F) Ottawa27°C (81°F) Quebec City
26°C (79°F) Toronto26°C (79°F) Calgary24°C (75°F) Vancouver22°C (72°F) Whistler
19°C (66°F) 
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