12Β° to 18Β°
Cold & Foggy
The coldest month of the year, with little sun, frequent drizzle, and fog common at night and in early morning.
π§₯ Heavy warm layersπ«οΈ Morning fog
13Β° to 21Β°
Grey & Drizzly
Still cold and often foggy, with some of the least sunshine of the whole year.
π§₯ Heavy warm layersβοΈ Drizzle likely
17Β° to 24Β°
Spring Arrives
Warming up and pleasant, though the sky often stays grey before the sun becomes more frequent.
π§₯ Light layersβ Light rain jacket
20Β° to 28Β°
Warm & Stormy
Warmer and closer to summer, with the first thunderstorms of the year building by afternoon.
π§₯ Light layersβοΈ Afternoon storms
23Β° to 32Β°
Monsoon Approaches
Hot and increasingly sultry, with rain becoming a regular presence and a low but real typhoon risk.
β Umbrella essentialπ₯΅ Heat building
24Β° to 33Β°
Deep Monsoon
Hot, muggy, and wet, with rain a near-daily fixture and typhoon season underway.
β Heavy rain gearπ₯΅ Heat protection
24Β° to 33Β°
Peak Heat & Rain
The wettest month of the year, with heat spiking past 38Β°C in the breaks between storms.
β Heavy rain gearπ₯΅ Extreme heat possible
24Β° to 33Β°
Steady Monsoon
Nearly as wet as July, hot and humid with frequent heavy downpours.
β Heavy rain gearπ¦ Insect repellent
23Β° to 32Β°
Rains Ease
Rain starts easing from summer's peak, though the air stays warm and humid.
β Umbrella handyπ¦ Insect repellent
20Β° to 29Β°
Autumn Arrives
Cooling fast with noticeably less rain, one of the more comfortable months of the year.
π§₯ Light layersβ¨ Best sightseeing weather
16Β° to 26Β°
Best of Autumn
Mild and comparatively dry, though windy days and a lingering typhoon risk are still possible.
π§₯ Warm layersπ¨ Windy days possible
12Β° to 21Β°
Winter Begins
Cooler and often grey again, though milder than the depths of January and February.
π§₯ Heavy warm layersπ«οΈ Morning fog
β
β
β
peak season, β
β
β decent shoulder months, β
ββ true off-peak, based on rain frequency, heat, and haze.
Frequently asked questions
When is monsoon season in Cao Bang?›
Cao Bang's monsoon season runs roughly from May through September, with July historically the wettest, averaging around 269mm of rain across 19 days.
What is the best time of year to visit Cao Bang?›
Cao Bang doesn't have one clearly ideal season. Late October into November catches the tail of the monsoon easing off, and March offers a second, milder window in early spring, though both come with real caveats like lingering typhoon risk or grey skies.
What is the least favorable time to visit Cao Bang?›
July is both the wettest and one of the hottest months, with rain most days and heat that can spike past 38Β°C between storms. Typhoon season also runs through the summer monsoon.
Which month has the most rain in Cao Bang?›
July is historically the wettest month, averaging around 269mm of rain across 19 days.
Which month is the driest in Cao Bang?›
December is historically the driest month, averaging around 20mm of rain.
How hot does Cao Bang get?›
July is historically the hottest month on average, with heat that can spike past 38Β°C between storms.
What should I pack for Cao Bang during the rainy season?›
An umbrella or light rain jacket is worth having from around May through September.
Does Cao Bang get foggy in winter?›
Winter mornings, especially in January and February, often bring fog, so afternoon visits tend to work better for clear photos at viewpoints or Ban Gioc Waterfall.
How many hours of sunshine does Cao Bang get per day on average?›
It ranges from as low as 2 hours a day in January and February up to around 6 hours a day in August.
How do I get to Cao Bang?›
There's no airport in Cao Bang. The nearest is Hanoi's Noi Bai, about 282km away, roughly a 6 to 9 hour bus ride or about 5 hours by minivan.