Yangon is warmest in March, averaging 39° by day and 22° at night. The wettest month is September with 402 mm, and the year brings about 2045 mm in total.
Month by month
| Month | High | Low | Rain | Sea | Daylight | Good for |
|---|---|---|---|---|---|---|
| January | 33° | 18° | 6 mm | 26° | 11.1 h | Beach weather |
| February | 36° | 20° | 11 mm | 27° | 11.4 h | Beach weather |
| March | 39° | 22° | 9 mm | 29° | 11.9 h | Very hot |
| April | 39° | 26° | 90 mm | 30° | 12.4 h | Very hot |
| May | 35° | 27° | 242 mm | 31° | 12.8 h | Rainy season |
| June | 32° | 25° | 273 mm | 29° | 13.0 h | Rainy season |
| July | 30° | 25° | 409 mm | 29° | 12.9 h | Rainy season |
| August | 30° | 25° | 388 mm | 29° | 12.6 h | Rainy season |
| September | 30° | 25° | 402 mm | 29° | 12.1 h | Rainy season |
| October | 30° | 24° | 164 mm | 30° | 11.6 h | Mild |
| November | 30° | 22° | 48 mm | 29° | 11.2 h | Beach weather |
| December | 31° | 20° | 3 mm | 28° | 11.0 h | Beach weather |
High and low are average daily maximum and minimum, rain is typical monthly total, sea is the average surface temperature, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER and NOAA MUR — averages, not promises.
When to go
Beach weather: January, February, November and December — highs around 33°, nights no colder than 18°, and at most 48 mm of rain in a month. The sea sits at 26–29° then.
Wet season: May, June, July, August and September — up to 409 mm in a single month.
Serious heat: In March and April the average high reaches 39°.