Newcastle Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Newcastle.
Climate overview of Newcastle
With consistently stable weather, Newcastle, Jamaica, sees little seasonal temperature change. Daytime highs average 29°C (84°F), ranging from 31°C (88°F) in August to 27°C (81°F) in January.
With around 1079 mm (42 in) of annual rainfall, Newcastle has a notably wet climate. The wettest month is October. The most sunshine falls in July, with an average of 8.8 hours of daily sunshine.
Newcastle Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Newcastle - and find the best time to visit.
Monthly Temperature in Newcastle
The climate in Newcastle remains fairly constant, offering comfortable temperatures throughout the year. Average daytime temperatures reach a very warm 31°C (88°F) in August. In January, the coolest month of the year, temperatures drop to a comfortable 27°C (81°F).
At night, temperatures range from around 25°C (77°F) in August to 22°C (72°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Newcastle
Newcastle is known for its substantial rainfall, with annual precipitation reaching 1079 mm (42 in). Newcastle can be quite wet during October, receiving approximately 165 mm (6.5 in) of precipitation over 16 rainy days.
In contrast, during the driest month (February), you will experience much drier conditions, with 46 mm (1.8 in) of precipitation spread across 6 rainy days. For more details, please visit our Newcastle Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Newcastle
Despite minor fluctuations, Newcastle enjoys a fairly consistent amount of sunshine throughout the year. In July, you can expect approximately 8.8 hours of daily sunshine, while even in October, Newcastle still receives about 7.5 hours.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Newcastle
The mean water temperature over the year ranges from 26°C (79°F) in March to 29°C (84°F) in July.
Water temperature over the year
Humidity in Newcastle by Month
The relative humidity is high throughout the year in Newcastle.
The city experiences its highest humidity in October, reaching 81%. In July, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Newcastle
The mean wind speed varies between 2 m/s (4 knots) and 4 m/s (8 knots) throughout the year. It is lowest in October, November and December and highest during June and July. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Newcastle
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, February, March, April and December
- Warmest weather: May, June, July, August, September and October
- Most sunshine: January, March, April, May, July and August
- Fewest rainy days: January, February, March and April
- Best for swimming: Any time of year. The sea stays pleasantly warm year-round.
- Wettest months: August, September, October and November, when rainfall is highest.
Frequently asked questions about the climate in Newcastle
What is the best time to visit Newcastle?
January, February, March, April and December typically offer the most optimal weather in Newcastle. In contrast, September tends to have less optimal conditions.
What temperatures can I expect in Newcastle?
Daytime highs range from 27°C (81°F) in January to 31°C (88°F) in August. Nighttime lows range from 22°C (72°F) to 25°C (77°F). Temperatures stay relatively stable year-round.
How much rain does Newcastle get?
Annual rainfall is around 1079 mm (42 in). October is the wettest month with 165 mm (6.5 in), while February is the driest with 46 mm (1.8 in).
How sunny is Newcastle?
Newcastle receives around 2,964 hours of sunshine per year. July is the sunniest month with 264 hours, while October is the cloudiest with just 226 hours. Overall, Newcastle enjoys abundant sunshine.
Newcastle 3-Day Forecast
Newcastle on the map
Newcastle is highlighted - select any city to see its climate.
Popular this month
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Need travel inspiration? Check out our bucket list articles and be inspired.