Weather in Rayong: January
![]() |
Average day temperature: | 87.5°F |
Average night temperature: | 77.5°F | |
![]() |
Sea water temperature: | 82.3°F |
![]() |
Number of sunny days: | 23 days |
Day length: | 11.4 - 11.6 hours | |
![]() |
Number of rainy days: | 1 day |
Precipitation totals: | 0.8 in. | |
more information |
forecast
Rayong |
temperature
Rayong |
Air temperature in January, °F
The highest day temperature during January of 2025 was 88°F. At the same time the lowest night temperature was 65°F. Day and night temperature averages during January were 85.9°F and 73.1°F.
Sea water temperature in Rayong in January, °F
The average sea water temperature in January of 2025 was 80.2°F. The highest and lowest sea temperatures during the month were 81.3°F and 79.0°F.
Mostly all days in January are sunny but cloudy days are also possible.
Precipitation total in January, in.
Precipitation total value in Rayong in January is 1.0 in. It makes january one of the most dry months of the year.
The average wind speed value in January is 6.6 mph It makes January one of the least windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 9.4.
Best time for vacation in Rayong
Rayong on a weather map
![](https://core.weather-stats.com/img/weather/medium/1.png)
10 mph
![](https://core.weather-stats.com/img/weather/medium/6.png)
5 mph
![](https://core.weather-stats.com/img/weather/medium/6.png)
7 mph
![](https://core.weather-stats.com/img/weather/medium/6.png)
6 mph
![](https://core.weather-stats.com/img/weather/medium/6.png)
6 mph
![](https://core.weather-stats.com/img/weather/medium/1.png)
7 mph
![](https://core.weather-stats.com/img/weather/medium/1.png)
9 mph
![](https://core.weather-stats.com/img/weather/medium/1.png)
11 mph