January weather forecast
Sataua, Samoa

During the month of January, Sataua sets a mark to start the year off in a warm, humid climate. It is noteworthy that January is characterized by a high humidity level, making up approximately 80% which reflects on the overall moist and warm climate. It's also observed that this time of the year witnesses frequent rainfall. With the UV index standing strong at 7, residents and travellers are advised to take necessary precautions when stepping out during daylight hours. As part of Sataua's typical tropical climate, winds persist at a speed of around 19.2km/h (11.9mph), adding a cool touch to the warm days and nights.

Temperature

The initiation of January sees an average high-temperature of a still warm 27.3°C (81.1°F), showing minor variations from the previous month. A consistent average low of 26.3°C (79.3°F) is noted throughout January, only a small step down from its daytime high.

Heat index

During January, the heat index is calculated to be a hot 30°C (86°F). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.
When assessing, remember that heat index measurements are for light winds and shaded spots. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In Sataua, the average relative humidity in January is 80%.

Rainfall

The month with the most rainfall is January, when the rain falls for 28.8 days and typically aggregates up to 459mm (18.07") of precipitation.

Daylight

In Sataua, Samoa, the average length of the day in January is 12h and 49min.
On the first day of the month, sunrise is at 06:07 and sunset at 19:01. On the last day of January, in Sataua, sunrise is at 06:23 and sunset at 19:05 +13.

Sunshine

The months with the least sunshine are January and February, with an average of 7.1h of sunshine.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index in Sataua are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 7 during January translates into the following guidance:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.