Climate Chart of Koh Yao Noi, Thailand
Monthly data: Temperature °C, Rain (mm), Sunshine (h) · 2013–2023
For Koh Yao Noi, Thailand, the climate data cover 2013–2023. Monthly mean temperatures remain warm throughout the year, with the lowest mean in January at 26.1 °C and the highest in May at 29.1 °C. The monthly rainfall and sunshine figures describe average daily conditions, offering useful context for planning while not predicting the weather on any particular day.
Climate overview
Temperature
Monthly mean temperature is warm across the year, with the lowest value in January at 26.1 °C. The highest monthly mean occurs in May at 29.1 °C; these are monthly averages, not daytime maximum temperatures. The unweighted mean of the monthly temperature means is 27.6 °C. It summarises the calendar-month means rather than representing a day-weighted annual average.
Rain
Mean daily rainfall is highest in September at 9.57 mm/day. This monthly daily mean is useful when considering rain preparation, but it does not indicate how often rain falls or guarantee wet weather on a particular day. The lowest mean daily rainfall is in December at 0.59 mm/day, which may suit visitors prioritising a lower average rainfall figure. The unweighted mean across monthly means is 4.03 mm/day; these are daily amounts, not monthly totals.
Sunshine
Mean daily sunshine reaches its highest value in March at 10.77 hours/day, a useful reference for planning outdoor time around average sunshine duration. The lowest mean is in September at 7.89 hours/day; sunshine hours describe duration, not day length or guaranteed clear skies. The unweighted mean of monthly sunshine means is 9.49 hours/day per day, a broad summary rather than a forecast for any specific date.
Best Travel Time Guide for Koh Yao Noi, Thailand: Ideal Seasons and Weather Insights
For visitors prioritising cooler monthly averages, January is the relevant reference point, with a monthly mean temperature of 26.1 °C; this is not a daytime high or a guarantee of cool conditions throughout each day. Those prioritising lower average rainfall may consider December, when mean daily rainfall is 0.59 mm/day. This figure cannot show the frequency or timing of rain, so keep flexible plans and bring suitable rain protection; September has the highest mean daily rainfall at 9.57 mm/day, making rain preparation especially relevant to that monthly average.
For outdoor sightseeing planned around average sunshine duration, March records the highest mean at 10.77 hours/day per day, while September records the lowest at 7.89 hours/day. These averages can help guide expectations but do not predict sunshine on a particular day or measure daylight length.
Climate Data Overview for Koh Yao Noi, Thailand
Explore the comprehensive climate data for Koh Yao Noi, Thailand. This detailed table provides valuable insights into temperature variations, precipitation levels, and seasonal changes, helping you understand the unique weather patterns of this region.
| Month | Average: Temperature °C | Rain (mm) / day | Snow (mm) / day | Sunshine (h) / day |
|---|---|---|---|---|
| Jan | 26.1 | 1.12 | 0.00 | 10.29 |
| Feb | 26.8 | 0.96 | 0.00 | 10.67 |
| Mar | 27.9 | 1.64 | 0.00 | 10.77 |
| Apr | 28.8 | 2.98 | 0.00 | 10.58 |
| May | 29.1 | 5.10 | 0.00 | 10.01 |
| Jun | 28.5 | 5.62 | 0.00 | 9.13 |
| Jul | 28.1 | 5.31 | 0.00 | 8.29 |
| Aug | 28.0 | 5.06 | 0.00 | 8.39 |
| Sep | 27.6 | 9.57 | 0.00 | 7.89 |
| Oct | 27.2 | 7.78 | 0.00 | 8.38 |
| Nov | 27.2 | 2.62 | 0.00 | 9.53 |
| Dec | 26.2 | 0.59 | 0.00 | 9.97 |
| Average | 27.6 | 4.03 | 0.00 | 9.49 |
