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January is hot, and quite sunny but with occasional periods of cloudy and overcast skies. January is very rainy with frequent showers and only a few dry days. It is not an optimal time for sunbathing but it is possible on clearer days in Sumatra. January is an excellent month for swimming in Sumatra with very warm sea temperatures. Consider visiting Sumatra in the months of June, July, August, September, for the best beach weather.
Also consider one of our other suggestions for January.
Yes, January is not an optimal time for sunbathing but it is possible on clearer days in Sumatra. January is hot but quite a high chance of overcast or cloudy skies, might make sunbathing less enjoyable, and there is very high chance of rain showers.
The average maximum temperature in Sumatra in January is 29°C (85°F).
More about January temperature and sunshine.
Yes, January is an excellent month for swimming in Sumatra with very warm sea temperatures 28°C (83°F).
More about January sea temperatures.
Yes, January is a good time for a holiday in Sumatra.
January is hot and quite sunny but with occasional periods of cloudy and overcast skies. It is very rainy with frequent showers and only a few dry days.
It's a pretty rainy month, however on the days with out rain it's perfect for laying on the beach and enjoying the sunshine.
The average maximum temperature in Sumatra in January is 29°C (85°F).
More about the January temperatures and sunshine.
The average minimum temperature in Sumatra in January is 23°C (74°F). The minimum temperature is 23°C (74°F) in the previous month and 23°C (74°F) in the next month.
More about the January temperatures and sunshine.
The average day light hours per day in Sumatra in January are 12.3 and there are 6.9 hours of sunshine per day on average during January, making it quite sunny but with occasional periods of cloudy and overcast skies.
More about January sunshine.
Yes, January is an excellent month for swimming in Sumatra with very warm sea temperatures 28°C (83°F).
More about January sea temperatures.
Yes, Sumatra is hot in January.
The average maximum temperature in Sumatra in January is 29°C (85°F). The average maximum temperature is 30°C (85°) in the previous month and 30°C (87°F) in the next month.
The average temperature in Sumatra in January is 27°C (80°F). The average temperature ranges is 27°C (80°F) in the previous month and 27°C (81°F) in the next month.
More info about the January temperatures and sunshine.
The average maximum temperature in Sumatra in January is 29°C (85°F). The average maximum temperature is 30°C (85°F) in the previous month and 30°C (87°F) in the next month.
The average temperature in Sumatra in January is 27°C (80°F). The average temperature ranges is 27°C (80°F) in the previous month and 27°C (81°F) in the next month.
The average minimum temperature in Sumatra in January is 23°C (74°F). The minimum temperature is 23°C (74°F) in the previous month and 23°C (74°F) in the next month.
The average day light hours per day in Sumatra in January are 12.3 and there are 6.9 hours of sunshine per day on average during January making it quite sunny but with occasional periods of cloudy and overcast skies
The ultraviolet index in Sumatra in January is typically 14.3 during January. An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.
The average sea water temperature in Sumatra in January is 28.1°C (82.6°F) which is very warm and ideal for relaxing and swimming for the whole day.
The average total rainfall in Sumatra in January is 35.4cm (13.9inches) and on average there are 20.1 rainy days in January making it a very wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Sumatra in January is 24°C (76°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning. The dew point is 25°C (77°F) in the previous month and 24°C (24°F) in the next month.
The average maximum relative humidity in Sumatra in January is typically 93.1%. The maximum relative humidity is 97% in the previous month and 94.3% in the next month.
The average relative humidity in Sumatra in January is typically 81.9%. The average relative humidity is 87.6% in the previous month and 80.6% in the next month.
The average maximum wind speed in Sumatra in January is typically 24KM/H (15MPH). The average maximum wind speed is 20KM/H (12MPH) in the previous month and 25KM/H (16MPH) in the next month.
The average wind speed in Sumatra in January is typically 11KM/H (7MPH). The average wind speed is 6KM/H (3MPH) in the previous month and 9KM/H (6MPH) in the next month.
The average wind direction in Sumatra in January is from the North.
