Suai weather by month & the best time to visit
Timor-Leste · beach resort · tropical — wet & dry seasons climate

The best time to visit Suai is August — its sunniest month (Sunshine Score 96/100), with September and July close behind. Suai averages about 3,002 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 6 mm of rain in August.
When is the best time to visit Suai?
For sunshine, the best time to visit Suai is August, then September and July. The dullest month is January (69/100, 272 mm of rain). The full month-by-month picture is in the table below.
How sunny is Suai?
Suai is one of the sunniest places on Earth: about 3,002 hours of sunshine a year. August (96/100) is noticeably better than January (69). Suai is the sunniest of the 4 destinations tracked in Timor-Leste. Rain is strongly seasonal here: roughly 64% of the year's 1,154 mm falls in the three months around January.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 69 | 30° / 86°F | 26° / 79°F | 272 mm | 12 | 32° / 90°F |
| February | 69 | 30° / 86°F | 26° / 79°F | 242 mm | 13 | 32° / 90°F |
| March | 69 | 30° / 86°F | 26° / 79°F | 161 mm | 12 | 31° / 88°F |
| April | 85 | 30° / 86°F | 26° / 79°F | 67 mm | 11 | 31° / 88°F |
| May | 88 | 29° / 84°F | 25° / 77°F | 48 mm | 9 | 29° / 84°F |
| June | 92 | 28° / 82°F | 24° / 75°F | 27 mm | 8 | 28° / 82°F |
| July | 94 | 28° / 82°F | 23° / 73°F | 16 mm | 9 | 27° / 81°F |
| August | 96 | 29° / 84°F | 23° / 73°F | 6 mm | 11 | 27° / 81°F |
| September | 95 | 30° / 86°F | 23° / 73°F | 8 mm | 13 | 28° / 82°F |
| October | 94 | 32° / 90°F | 25° / 77°F | 17 mm | 13 | 30° / 86°F |
| November | 75 | 33° / 91°F | 26° / 79°F | 71 mm | 13 | 31° / 88°F |
| December | 69 | 31° / 88°F | 26° / 79°F | 219 mm | 12 | 31° / 88°F |
Sea temperature in Suai by month
The sea off Suai is warmest in January at around 32°C / 90°F, and coolest in July at 27°C / 81°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Suai: questions and answers
What kind of destination is Suai?
Suai is a beach resort in Timor-Leste with a tropical — wet & dry seasons climate — the sea reaches 32°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Suai get a year?
Suai gets about 3,002 hours of sunshine a year, at its best around August.
When is the best time to visit Suai?
The sunniest time to visit Suai is August, when the Sunshine Score peaks at 96/100 (with September and July close behind). Expect daytime highs around 29°C / 84°F.
What is the least sunny month in Suai?
January is the least sunny month in Suai, scoring 69/100 with about 272 mm of rain.
Is Suai the sunniest place in Timor-Leste?
Yes — with about 3,002 hours of sunshine a year, Suai has the most annual sunshine of the 4 Timor-Leste destinations tracked by Sunshine Atlas.
What is the sea temperature in Suai?
The sea in Suai ranges from about 27°C (July) to 32°C (January). Month-by-month sea temperatures are on this page.
How strong is the sun in Suai?
The typical midday UV index in Suai peaks around 13 (extreme) in February, easing to about 8 (very high) in June. Month-by-month midday UV values are in the UV column of the table on this page.
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