January weather forecast
Krong Siem Reap, Cambodia

Provincial atmosphere during January in Krong Siem Reap, Cambodia, mainly includes warm days with the highest temperatures of the year reaching from 31°C (87.8°F) to 34°C (93.2°F). As the kick-off month of the year, January ushers in the new year with minimal rainfall - it’s the driest month up until this point, only seeing up to 1mm (0.04") of rain. Shaping a contrast to the preceding December frost, January proves to be a moderately sunny period, supplying an average daylight length typical of early year trends. It's an excellent time for visitors to enjoy the outdoors, far from the high humidity of subsequent months. As per UV index measurements, sun protection is advisable due to high levels of UV radiation, similar to the rest of the year.

Temperature

Krong Siem Reap's average high-temperature in January is a still hot 31°C (87.8°F), indicating a subtle variation from December. A dramatic downturn marks the January nights, with lows averaging at a refreshing 19°C (66.2°F).

Rainfall

The month with the least rainfall is January, when the rain falls for 1 days and typically collects 1mm (0.04") of precipitation.

Daylight

In Krong Siem Reap, the average length of the day in January is 11h and 26min.
On the first day of the month, sunrise is at 06:27 and sunset at 17:48. On the last day of January, sunrise is at 06:31 and sunset at 18:04 +07.

Sunshine

January, February and December, with an average of 9h of sunshine, are months with the most sunshine.

UV index

In Krong Siem Reap, the average daily maximum UV index in January is 10. A UV Index value of 8 to 10 symbolizes a very high health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 10 in January translates into this advice:
Ensure precautions are always in place. The risk to skin and eyes is high without them. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Even if it's cloudy, generously apply and frequently reapply a sunscreen with no less than a 30 sun protection factor after each swim or outdoor exercise.