The valley town of Jamestown in Saint Helena, with a view of mountain slopes on both sides
Weather in January
Known as the heart of the Southern Hemisphere summer, January is typically hot in Jamestown, Saint Helena, Ascension, and Tristan da Cunha. The warmth is balanced against the fresh ocean breezes that people often associate with the quintessential island experience. An amalgam of light and heat reflects off the surrounding waters, creating picturesque sunrises and sunsets. Still, visors and brimmed hats are a common sight, with an occasional need for an umbrella. The highest temperatures in January oscillate from 27°C (80.6°F), rainfall accumulation reaches about 8mm (0.31") and daylight hours peak at 12.9 hours.
On the first day of January in Jamestown, sunrise is at 05:54 and sunset at 18:57. On the last day of the month, sunrise is at 06:11 and sunset at 19:00 GMT.
[Resources]Temperature
The beginning of January in Jamestown marks a minor shift in the average high-temperature, moving from December's warm 24°C (75.2°F) to a still moderately hot 27°C (80.6°F). Nighttime temperature in Jamestown experiences an average drop to a pleasant 21°C (69.8°F) in January.Rainfall
In Jamestown, in January, during 4 rainfall days, 8mm (0.31") of precipitation is typically accumulated. Throughout the year, in Jamestown, there are 40.7 rainfall days, and 113mm (4.45") of precipitation is accumulated.Daylight
In January, the average length of the day in Jamestown is 12h and 57min.On the first day of January in Jamestown, sunrise is at 05:54 and sunset at 18:57. On the last day of the month, sunrise is at 06:11 and sunset at 19:00 GMT.
Frequently asked questions
What are January temperatures in Jamestown?
The average high-temperature and low-temperature during January are 27°C (80.6°F) and 21°C (69.8°F) respectively.
How much does it rain in Jamestown in January?
In Jamestown, Saint Helena, Ascension and Tristan da Cunha, in January, during 4 rainfall days, 8mm (0.31") of precipitation is typically accumulated.
How many hours of daylight does Jamestown have in January?
In Jamestown, Saint Helena, Ascension and Tristan da Cunha, the average day length in January is 12h and 57min.
When is the sunrise / sunset in January in Jamestown?
In January, on the first day of the month, sunrise is at 05:54 and sunset at 18:57. On the last day of the month, in Jamestown, Saint Helena, Ascension and Tristan da Cunha, sunrise is at 06:11 and sunset at 19:00 GMT.
Average temperature in January
Jamestown, Saint Helena, Ascension and Tristan da Cunha
- Average high temperature in January: 27°C
The warmest month (with the highest average high temperature) is March (28°C).
The months with the lowest average high temperature are July, August and September (22°C).
- Average low temperature in January: 21°C
The month with the highest average low temperature is March (22°C).
The coldest months (with the lowest average low temperature) are July, August and September (17°C).
Average rainfall in January
Jamestown, Saint Helena, Ascension and Tristan da Cunha
- Average rainfall in January: 8mm
The wettest month (with the highest rainfall) is March (20mm).
The driest month (with the least rainfall) is November (0mm).
Average rainfall days in January
Jamestown, Saint Helena, Ascension and Tristan da Cunha
- Average rainfall days in January: 4 days
The month with the highest number of rainy days is July (8 days).
The month with the least rainy days is November (0 days).
Average daylight in January
Jamestown, Saint Helena, Ascension and Tristan da Cunha
- Average daylight in January: 13h and 0min
The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 12min).
Jamestown, Saint Helena, Ascension and Tristan da Cunha
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