Beihai weather by month & the best time to visit
China · coastal city break · humid subtropical climate
The best time to visit Beihai is February — its sunniest month (Sunshine Score 82/100), with December and January close behind. Beihai averages about 1,590 hours of sunshine a year. Daytime highs around 22°C / 72°F and roughly 32 mm of rain in February.
When is the best time to visit Beihai?
For sunshine, the best time to visit Beihai is February, then December and January. The dullest month is May (60/100, 156 mm of rain). The full month-by-month picture is in the table below.
How sunny is Beihai?
Beihai isn't a sunny place by world standards: about 1,590 hours of sunshine a year. February (82/100) is noticeably better than May (60). It ranks #164 of 254 destinations in China for annual sunshine, below the national median of 2,110 hours. Rain has a clear season: the wettest stretch, around July, carries about 54% of the annual 1,771 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 79 | 20° / 68°F | 12° / 54°F | 46 mm | 5 | 19° / 66°F |
| February | 82 | 22° / 72°F | 15° / 59°F | 32 mm | 5 | 19° / 66°F |
| March | 77 | 24° / 75°F | 18° / 64°F | 57 mm | 6 | 21° / 70°F |
| April | 72 | 27° / 81°F | 22° / 72°F | 86 mm | 7 | 29° / 84°F |
| May | 60 | 30° / 86°F | 25° / 77°F | 156 mm | 9 | 30° / 86°F |
| June | 60 | 30° / 86°F | 27° / 81°F | 265 mm | 9 | 31° / 88°F |
| July | 60 | 31° / 88°F | 28° / 82°F | 332 mm | 9 | 32° / 90°F |
| August | 60 | 30° / 86°F | 27° / 81°F | 363 mm | 9 | 32° / 90°F |
| September | 60 | 30° / 86°F | 26° / 79°F | 231 mm | 8 | 31° / 88°F |
| October | 68 | 28° / 82°F | 22° / 72°F | 108 mm | 7 | 28° / 82°F |
| November | 77 | 25° / 77°F | 18° / 64°F | 60 mm | 6 | 25° / 77°F |
| December | 81 | 21° / 70°F | 13° / 55°F | 35 mm | 5 | 20° / 68°F |
Sea temperature in Beihai by month
The sea off Beihai is warmest in July at around 32°C / 90°F, and coolest in January at 19°C / 66°F. The water sits at a comfortable 21°C or warmer roughly 9 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
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Head-to-head
How Beihai compares month by month: Beihai vs Nanning (Jiangnan) · Beihai vs Haikou (Meilan) · Beihai vs Zhanjiang · Beihai vs Liuzhou (Liujiang) · all comparisons
Beihai: questions and answers
What kind of destination is Beihai?
Beihai is a coastal city break in China with a humid subtropical climate — the sea reaches 32°C at its warmest and is swimmable (21°C+) about 9 months a year.
How many hours of sunshine does Beihai get a year?
Beihai gets about 1,590 hours of sunshine a year, at its best around February.
When is the best time to visit Beihai?
The sunniest time to visit Beihai is February, when the Sunshine Score peaks at 82/100 (with December and January close behind). Expect daytime highs around 22°C / 72°F.
What is the least sunny month in Beihai?
May is the least sunny month in Beihai, scoring 60/100 with about 156 mm of rain.
What is the sea temperature in Beihai?
The sea in Beihai ranges from about 19°C (January) to 32°C (July). Month-by-month sea temperatures are on this page.
How strong is the sun in Beihai?
The typical midday UV index in Beihai peaks around 9 (very high) in May, easing to about 5 (moderate) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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