Year-round weather and climate in Cai Lay, Vietnam
Average temperatures in Cai Lay run from an average low of 22°C72°F in January up to an average high of 35°C95°F in April. March is the driest month at 2 rainy days; August the wettest at 30 rainy days. Here is the annual climate data, so you know what you are packing for.
Good to know
- Population
- 143K
- Currency
- VND
- Language
- Vietnamese
- Time zone
- Ho Chi Minh
Best time to visit
To avoid the most intense heat, the best time to visit is during the milder season around January, February, and March.
Rain character
Tropical Downpours: Expect intense bursts of rain during wetter months. Pack quick-drying footwear and a compact umbrella.
Day-to-night swing
Evening Chill: Temperatures drop by a noticeable <span class="val-c">10°C</span><span class="val-f">18°F</span> when the sun goes down. A light sweater or jacket is usually all you need for evening plans.
Seasonality Profile
Tropical Monsoon: Consistent heat year-round. Defined entirely by its dramatic shift between extreme dry and torrential wet seasons.
Evening vibe
Seasonal Terraces: During the more temperate months, the city opens up with lively outdoor terraces. For the rest of the year, expect to dine indoors.
Sightseeing stamina
High Heat Fatigue: During the hotter half of the year, midday sun can cause heat exhaustion. Adopt a local rhythm: sightsee early, and rest indoors at 2 PM.
Average temperatures, sunshine, and rainfall
Average monthly weather in Cai Lay, based on recent historical data. Essential insights on temperature swings, expected rainfall, and daily sunshine.
Bars span the average daily low to high. Mar is typically driest at 2 rainy days (9mm); Aug the wettest at 30 rainy days (308mm).
| Month | Average high | Average low | Daily sunshine | Rainy days | Total rainfall |
|---|---|---|---|---|---|
| Jan | 31°C / 87°F | 22°C / 72°F | 10h | 6 | 76mm |
| Feb | 32°C / 90°F | 23°C / 73°F | 11h | 4 | 30mm |
| Mar | 34°C / 92°F | 24°C / 75°F | 12h | 2 | 9mm |
| Apr | 35°C / 95°F | 25°C / 77°F | 12h | 8 | 47mm |
| May | 33°C / 92°F | 26°C / 78°F | 10h | 24 | 234mm |
| Jun | 31°C / 88°F | 25°C / 77°F | 9h | 28 | 260mm |
| Jul | 30°C / 87°F | 25°C / 77°F | 8h | 29 | 354mm |
| Aug | 31°C / 88°F | 25°C / 77°F | 10h | 30 | 308mm |
| Sep | 30°C / 87°F | 25°C / 76°F | 7h | 29 | 412mm |
| Oct | 31°C / 88°F | 24°C / 75°F | 8h | 30 | 413mm |
| Nov | 31°C / 88°F | 23°C / 74°F | 9h | 19 | 180mm |
| Dec | 31°C / 87°F | 23°C / 74°F | 9h | 13 | 103mm |
Weather data by Open-Meteo.com (opens in a new tab)
Frequently Asked Questions
When is the sunniest time of year to visit Cai Lay?
April is the sunniest month in Cai Lay, averaging 12 hours of sunshine a day. Pack sunglasses and high-SPF sunscreen.
What clothes should I pack for Cai Lay?
Your packing list depends entirely on when you travel. Temperatures in Cai Lay swing from an average low of 22°C72°F in January up to 35°C95°F in April. The Packola app builds a tailored packing list for you based on the live weather forecast for your exact travel dates.
Do I need to pack an umbrella for Cai Lay?
Cai Lay gets rain on about 222 days a year, with August being the wettest. If you're traveling then, pack an umbrella and a light rain jacket.
Pack smarter.
Averages get you close, but the week you travel is what matters. Get the live forecast, a smart packing list, and discover the best local spots and activities in Cai Lay with Packola.
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