Mekong Delta Travel Vietnam: Weather, Safety, and Ideal Tourist Seasons

Mekong Delta Travel Vietnam: Weather, Safety, and Ideal Tourist Seasons

Nestled in the heart of Vietnam, the Mekong Delta beckons with its captivating landscapes, rich culture, and diverse experiences awaiting travelers. For those embarking on a journey to this enchanting region, understanding the nuances of weather, safety considerations, and the ideal tourist seasons is paramount. In this guide, we will navigate the intricacies of Mekong Delta travel in Vietnam, helping you make the most of your adventure while staying safe and comfortable.

Weather in Mekong Delta


Average temperatures in Mekong Delta vary very little. Considering humidity, temperatures feel hot all year with a very low chance of rain throughout the year. The area is less temperate than some — in the 32nd percentile for pleasant weather — compared to tourist destinations worldwide. If you’re looking for the very warmest time to visit Mekong Delta, the hottest months are May, April, and then June. See average monthly temperatures below. The warmest time of year is generally mid-April where highs are regularly around 89.3°F (31.8°C) with temperatures rarely dropping below 81.4°F (27.4°C) at night.

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Average Mekong Delta Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 83.4 78.4 74
Feb 86 80.1 74.6
Mar 88.4 82.8 77.3
Apr 89.2 84.5 80
May 87.8 84.7 81.5
Jun 86.3 83.7 81.1
Jul 84.9 82.6 80.4
Aug 85.1 82.8 80.4
Sep 84.5 82.1 79.7
Oct 85.6 82.2 79.2
Nov 86.2 82 78.3
Dec 84.9 80.3 76.1

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 28.6 25.8 23.3
Feb 30 26.7 23.7
Mar 31.3 28.2 25.2
Apr 31.8 29.2 26.7
May 31 29.3 27.5
Jun 30.2 28.7 27.3
Jul 29.4 28.1 26.9
Aug 29.5 28.2 26.9
Sep 29.2 27.8 26.5
Oct 29.8 27.9 26.2
Nov 30.1 27.8 25.7
Dec 29.4 26.8 24.5

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Mekong Delta are February, March, and then December. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid-June with an average of 1 days of significant precipitation the week of June 18th.

When can you find snow in Mekong Delta? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Vietnam Mekong Delta - Travel Vietnam

Mekong Delta has some very humid months, and above average humidity throughout the year. The least humid month is March (68.2% relative humidity), and the most humid month is September (80.6%).

Wind in Mekong Delta is usually calm. The windiest month is August, followed by July and September. August’s average wind speed of around 9.4 knots (10.8 MPH or 17.4 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid-August where average top sustained speeds reach 13.9 knots, which is considered a moderate breeze.


The graph below shows wind speed (max and average) in knots.

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 4.1 Light breeze 6.5 Light breeze
Feb 4.5 Light breeze 6.8 Light breeze
Mar 4.9 Light breeze 7.9 Light breeze
Apr 5.4 Light breeze 8.4 Gentle breeze
May 6.9 Light breeze 10.5 Light breeze
Jun 8.5 Gentle breeze 12.2 Significant breeze
Jul 9.3 Gentle breeze 12.8 Light breeze
Aug 9.4 Gentle breeze 12.9 Significant breeze
Sep 9.1 Gentle breeze 12.8 Light breeze
Oct 5.6 Light breeze 8.7 Gentle breeze
Nov 4.1 Light breeze 6.7 Light breeze
Dec 4 Light breeze 6.4 Light breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 71.3%
Feb 70%
Mar 68.2%
Apr 71.3%
May 76.4%
Jun 78.9%
Jul 80.1%
Aug 79.6%
Sep 80.6%
Oct 77.9%
Nov 73.9%
Dec 70.9%

Other Mekong Delta Travel Info

Is it Safe to Travel to Mekong Delta?

Traveling to Vietnam, including destinations like Can Tho and the Mekong Delta, has become increasingly convenient due to the relaxed government regulations. The local population is welcoming to tourists, just as they were before the onset of the COVID-19 pandemic. Currently, there are no COVID-19-related obstacles preventing you from exploring the captivating tourist attractions in the Mekong Delta. Feel free to reach out to us for further travel advice in Vietnam.

However, it's important to exercise caution regarding the potential for flooded roads in Can Tho during heavy rainfall. It's advisable to limit outdoor activities during such weather conditions. It's anticipated that the high tide will subside in the following days, and normal activities will resume. We wish you a safe and enjoyable journey.

The Busiest and Least Crowded Months

The busiest month for tourism in Mekong Delta, Vietnam is January, followed by July and May. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Mekong Delta in August. Those willing to visit at these times will likely find it the least expensive month.

Overall Mekong Delta Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 89.3°F (31.8°C) and 87.4°F (30.8°C) with similar temperatures in the later months. Rain is rare with 0 to 2 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see moderate precipitation with 2 to 3 days of precipitation per month. June – August is fairly slow season for tourism in Mekong Delta, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 87°F (30.6°C) and 84°F (28.9°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 2 to 4 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is perfect this time of year in Mekong Delta to be enjoyable for warm weather travelers. The average high during this season is between 87.5°F (30.8°C) and 83°F (28.3°C). On average, it rains or snows a insignificant amount: consistently 0 times per month. These times of year are the busiest with tourists.

Specially, a myriad of unique experiences is laid out in front of you when coming to Mekong Delta and participating in non-touristy day trips from Ho Chi Minh city.

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