Weather in Vinh in July
Vietnam · 20-year averages, July
A hard month. July asks something of you. Go in knowing what. You should expect rain on 17 days of the month, which is more days wet than dry.
July ranks 12 of 12 — near the bottom of Vinh's year. February is the month that works, and the swing between the two is 55 points, which is a different holiday rather than a slightly better one.
Rain on 17 days, 4 of them heavy. Enough to need a plan B, not enough to need a plan around it. Pack for heat management rather than style: shade, water, and a schedule that gives up on the middle of the day.
What the averages hide
Averages flatten a month, and this one hides a few things: 13 days clear 35 °C, so a serious heatwave is normal rather than notable. Across the twenty years measured, the hottest July day reached 41.6 °C and the coldest night fell to 23.5 °C, and the wettest single day dropped 192 mm — roughly 98% of the month's rain in one day.
This is the volatile part. July rainfall has ranged from 26 mm to 802 mm across the twenty years measured — a 776 mm spread around an average of 196 mm. The average is real but almost no individual July looks like it, so treat the figure as the middle of a wide range rather than a forecast.
Wind is light at 8.2 km/h, so the temperature on the page is close to the temperature on your skin, and humidity is unremarkable at 73%.
How July sits in the year
Temperatures hold steady either side: 34.7 °C in June, 34.4 here, 32.5 in August. Nothing about the timing within the month matters much. Rain is the thing that moves: August brings 6 days more of it, so the earlier half of a flexible trip is the safer half.
Daylight in July
July is at or near the longest days of Vinh's year: 13.2 hours of daylight, holding steady all month. Evenings are the real gain — dinner outdoors still happens in full light.
Sea temperature
The sea sits at about 29.8 °C in July — warm enough that the water offers no relief from the heat. This is the warmest the water gets all year.
How busy it gets
Off season. The genuine off season: cheapest by a distance, with the caveat that some tours and restaurants close entirely.
Crowd levels are estimated from climate desirability and school-holiday calendars, not from visitor numbers.
July in Vinh versus nearby
If Vinh is one option among several, the nearby comparison is worth making. Thanh Hóa is close enough to be a coin toss — within a degree on temperature, 3 days more rain. Hanoi is close enough to be a coin toss — within a degree on temperature, 6 days more rain.
So: July is a compromise. February is 55 points better and is what Vinh is actually like at its best — worth moving the trip for if that is possible, and worth adjusting expectations for if it is not.
Every month in Vinh
| Month | High °C | Low °C | Rain days | Rain mm | Humidity % | Daylight h | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|
| January | 22.7 | 15.3 | 9 | 37 | 86 | 11.1 | 22.3 | 84 |
| February | 25.9 | 16.9 | 7 | 27 | 82 | 11.5 | 21.8 | 89 |
| March | 29.8 | 19.7 | 9 | 45 | 78 | 12 | 22.5 | 72 |
| April | 33.9 | 23.2 | 10 | 51 | 72 | 12.6 | 24.7 | 52 |
| May | 35 | 25.8 | 16 | 132 | 71 | 13 | 27.9 | 34 |
| June | 34.7 | 27 | 14 | 99 | 72 | 13.2 | 29.7 | 40 |
| July | 34.4 | 26.7 | 17 | 196 | 73 | 13.2 | 29.8 | 34 |
| August | 32.5 | 26.2 | 23 | 252 | 80 | 12.8 | 29.9 | 40 |
| September | 30.8 | 25.2 | 21 | 383 | 84 | 12.3 | 29.4 | 44 |
| October | 28.3 | 22.9 | 19 | 391 | 87 | 11.7 | 28 | 53 |
| November | 26 | 19.9 | 12 | 98 | 86 | 11.3 | 26.4 | 77 |
| December | 22.7 | 16.1 | 9 | 64 | 86 | 11 | 24.1 | 84 |
Planning the rest of the trip
- Flight time to Vinh how long you are actually in the air
- Vinh time zone and the difference from home
- Days until your trip count down to the departure date