Gros Morne National Park

Gros Morne National Park Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in Gros Morne National Park, Canada in December.

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Rocky Harbour Cow Head Norris Point

Considering a trip to Gros Morne National Park, Canada this December and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Gros Morne National Park in December

Gros Morne National Park, Canada is a region in Canada. December in Gros Morne National Park generally has very cold temperatures, with high precipitation.

Temperatures

You can expect very cold maximum daytime temperatures of around 0°C (32°F) and nighttime temperatures around -7°C (19°F) in Rocky Harbour. In many regions in Canada, December is characterized by its biting cold temperatures. If you're venturing into these areas during this time, it's crucial to be adequately prepared. Ensure you layer up with warm clothing to fight off the chill and stay comfortable.

To learn more about the conditions in specific areas of Gros Morne National Park, Canada, check out the map below.

Precipitation

December is a rainy month with an average snow/rainfall of around 147 mm (5.8 in) in Rocky Harbour.

Explore Gros Morne National Park by month

Pick a month to see the average temperature, rainfall and sunshine in Gros Morne National Park — and find the best time to visit. (based on Rocky Harbour)

January-3°C (27°F) February-4°C (25°F) March-1°C (30°F) April4°C (39°F) May10°C (50°F) June15°C (59°F) This monthJuly19°C (66°F) August20°C (68°F) September16°C (61°F) October10°C (50°F) November5°C (41°F) December0°C (32°F)
Best Time to Visit Gros Morne National Park →

Best Places to Visit in Gros Morne National Park in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Gros Morne National Park.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Gros Morne National Park

What is the weather like in December for some of the most popular destinations in Gros Morne National Park, Canada?

Temperature range in Gros Morne National Park (December)

Precipitation variation in Gros Morne National Park (December)

Rocky Harbour

In December Rocky Harbour generally has very low temperatures with maximum daytime temperatures around 0°C (32°F), minimum nighttime temperatures around -7°C (19°F) and high monthly snow/rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
5°C (41°F)
0°C (32°F)
-3°C (27°F)
Min temperature
-1°C (30°F)
-7°C (19°F)
-11°C (12°F)
Monthly snow/rainfall
149 mm (5.9 in)
147 mm (5.8 in)
142 mm (5.6 in)
Monthly rainy days
19 days
21 days
23 days
Weather conditions
poor
poor
poor
Climate in Rocky Harbour →

Cow Head

In December Cow Head generally has very low temperatures with maximum daytime temperatures around 1°C (34°F), minimum nighttime temperatures around -5°C (23°F) and high monthly snow/rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
5°C (41°F)
1°C (34°F)
-2°C (28°F)
Min temperature
0°C (32°F)
-5°C (23°F)
-9°C (16°F)
Monthly snow/rainfall
155 mm (6.1 in)
146 mm (5.7 in)
140 mm (5.5 in)
Monthly rainy days
18 days
20 days
22 days
Weather conditions
poor
poor
poor
Climate in Cow Head →

Norris Point

In December Norris Point generally has very low temperatures with maximum daytime temperatures around 0°C (32°F), minimum nighttime temperatures around -8°C (18°F) and high monthly snowfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
5°C (41°F)
0°C (32°F)
-4°C (25°F)
Min temperature
-2°C (28°F)
-8°C (18°F)
-12°C (10°F)
Monthly snowfall
146 mm (5.7 in)
146 mm (5.7 in)
142 mm (5.6 in)
Monthly rainy days
19 days
21 days
22 days
Weather conditions
poor
poor
poor
Climate in Norris Point →

Is your destination not in the list? Have a look at all destinations in Gros Morne National Park, in Canada.

In our records: Canada December extremes

Notable December records observed across cities in Canada in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • Based on our data, the coldest December night in Canada dropped to -51°C (-60°F) in Mayo on December 22, 2022.
  • In our records, the coldest December daytime high in Canada was -49°C (-56°F) in Mayo on December 20, 2022.

Popular cities in December

Day & night temperatures, rainfall and average weather in Gros Morne National Park in December.

City Weather Day temp Night temp Rainfall
Rocky Harbour 0°C (32°F) -7°C (19°F) 147 mm (5.8 in)
Cow Head 1°C (34°F) -5°C (23°F) 146 mm (5.7 in)
Norris Point 0°C (32°F) -8°C (18°F) 146 mm (5.7 in)

Gros Morne National Park weather in December: frequently asked questions

What is the weather like in Gros Morne National Park, Canada in December?

In December, Gros Morne National Park, Canada generally has poor weather conditions. Rocky Harbour sees daytime temperatures near 0°C (32°F), with nights cooling to roughly -7°C (19°F).

What is the average temperature in Gros Morne National Park, Canada in December?

Average temperatures in Gros Morne National Park, Canada during December range from a nighttime low near -7°C (19°F) to a daytime high around 0°C (32°F) in Rocky Harbour.

Does Gros Morne National Park, Canada get a lot of snow/rain in December?

Rocky Harbour typically receives notable snow/rainfall in December, about 147 mm (5.8 in) on average across Gros Morne National Park, Canada.

Is December a Good Time to Visit Gros Morne National Park, Canada?

In our view, December might not be the best time to travel to Gros Morne National Park, Canada with often poor weather in Rocky Harbour.

On average, the best time to visit Gros Morne National Park, Canada is in August with generally pleasant weather in Rocky Harbour. On the other hand, the weather in January, February, March, April, May, October, November and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in Gros Morne National Park.

Weather and climate has detailed information for every country in the world. Are you going to Canada? Get detailed historical weather averages for many cities in Canada.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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