Greymouth Weather in December
What's the weather like in Greymouth (West Coast) in December 2024?
The climate in Greymouth during December can be summarized as mild and very wet.
December is in the summer in Greymouth and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 19°C (65°F), whilst at night 10°C (50°F) is normal.
| Daytime temperature | 18.5°C 65.2°F |
|---|---|
| Nightly temperature | 10.2°C 50.3°F |
| Average temperature | 14.3°C 57.7°F |
| Daily sunshine | 6.3 hrs |
| Avg rainfall | 273 mm 10.7 ins |
| Rainy days | 20 days |
| Sea temperature | 16.1°C 61°F |
| Humidity | 83% |
| Windspeed | 11.9kph 7 mph |
On average December is the 5th wettest month of the year in Greymouth with around 273mm 10.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.3 hours of sunshine per day.
December temperatures in Greymouth
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Greymouth in December 2024.
Other monthly averages
Best places to visit in December
Greymouth weather stats
| Hottest month: | February | 19.9°C 67.8°F |
|---|---|---|
| Driest month: | February | 183mm 7.2ins |
| Sunniest month: | February | 6.5hrs |
| Coldest month: | July | 10.6°C 51.1°F |
| Wettest month: | November | 311mm 12.2ins |
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