Black River Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Black River.
Climate overview of Black River
Black River, Jamaica, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 30°C (86°F), peaking in July at 32°C (90°F) and dipping in January to 29°C (84°F).
With around 801 mm (32 in) of annual rainfall, the city has moderate precipitation levels. September is the wettest month and January the driest. It also has a distinct dry season from December to March. The most sunshine falls in April, with an average of 8.4 hours of daily sunshine.
Black River Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Black River - and find the best time to visit.
Monthly Temperature in Black River
With minimal seasonal shifts, Black River experiences a constant climate year-round. Typically, average maximum daytime temperatures range from a very warm 32°C (90°F) in July to a comfortable 29°C (84°F) in the coolest month, January.
Nights vary from 26°C (79°F) in July to around 23°C (73°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Black River
Generally, Black River receives mid-range precipitation levels, with 801 mm (32 in) annually. The climate in Black River shows significant variation throughout the year. Expect high rainfall in September, the wettest month, with an average of 129 mm (5.1 in) of precipitation over 14 rainy days.
In contrast, the driest month January offers drier and sunnier days, with around 18 mm (0.7 in) of rainfall over 8 rainy days. For more details, please visit our Black River 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 Black River
If you're planning a trip to Black River, rest assured that sunshine is an important factor. With peak sunshine in April at 8.4 hours daily and a slight dip to 7.0 hours in September, it maintains a sunny destination year-round.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Black River by Month
The relative humidity is high throughout the year in Black River.
The city experiences its highest humidity in October, reaching 79%. In April, the humidity drops to its lowest level at 74%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Black River
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 and December
- Warmest weather: June, July, August, September and October
- Most sunshine: March, April, May, June and July
- Fewest rainy days: January, February, March and April
- Wettest months: August, September and October, when rainfall is highest.
- Seasonal pattern: A distinct dry season from December to March
Frequently asked questions about the climate in Black River
What is the best time to visit Black River?
January, February, March and December typically offer the most optimal weather in Black River. In contrast, May, September and October tend to have less optimal conditions. Black River has a distinct dry season from December to March.
What temperatures can I expect in Black River?
Daytime highs range from 29°C (84°F) in January to 32°C (90°F) in July. Nighttime lows range from 23°C (73°F) to 26°C (79°F). Temperatures stay relatively stable year-round.
How much rain does Black River get?
Annual rainfall is around 801 mm (32 in). September is the wettest month with 129 mm (5.1 in), while January is the driest with 18 mm (0.7 in).
How sunny is Black River?
Black River receives around 2,794 hours of sunshine per year. April is the sunniest month with 253 hours, while September is the cloudiest with just 210 hours. Overall, Black River enjoys abundant sunshine.
Black River 3-Day Forecast
Black River on the map
Black River is highlighted - select any city to see its climate.
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