yearsofweather

Hoi An in July:
seriously hot, rain here and there

Hoi An, Vietnam · Records from 2006 to 2025. Not a forecast.

Mean high35°Hottest day 38.4° (2019)
Mean low26°Coldest night 23.4° (2015)
Rain days8 days2-18 by year
Rainfall105mmDaylight 13.1 → 12.9 h
Hoi An's 12 months iBest: January to March
Trip types Beach Goodwarm seaSightseeing on foot Poorhot and muggy
Humidity76%31 muggy days
Clear days3 days19 overcast days
Mean wind7 km/hRarely windy
Sea temperature29.6°29-30.2° by year (last 6)
Sunrise / sunset (15th)05:23 / 18:22Daylight 13.1 → 12.9 h

Hoi An in July

The dry season continues, though wet days start to creep up. Showers that come tend to clear quickly. Resting at the hotel pool by day and touring the lantern streets at dusk fits well.

July brought serious heat to Hoi An, 35°C on a typical afternoon and 26°C overnight. Early mornings were the best time to be outside. Out of 31 days, about 8 brought rain; the rest stayed dry. It varied a lot from year to year. July 2020 had 2 rain days; 2017 had 18.

31 days past 30°C made it a month for early starts and a long lunch indoors.

Typhoons i

2 of the last 20 years had a tropical storm pass within 300 km this month.

  • Sonca (2017), 138 km away tropical storm
  • Talas (2017), 232 km away tropical storm
  • Conson (2010), 276 km away typhoon strength
1 2 3 4 5 6 27 38 109 1010 411 112

Date by date i

‹ June July 2027 August ›
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Week
1-3rain on 28% of days35° 26°
4-10rain on 17% of days35° 26°
11-17rain on 30% of days35° 26°
18-24rain on 25% of days35° 26°
25-31rain on 26% of days34° 26°

0-5/206-8/209-11/2012-20/20

1-3rain on 28% of days35° 26°
4-10rain on 17% of days35° 26°
11-17rain on 30% of days35° 26°
18-24rain on 25% of days35° 26°
25-31rain on 26% of days34° 26°
Tap another date to change

2006none
2007none
2008none
20098mm
2010none
20112mm
2012none
2013none
20143mm
20153mm
2016none
201712mm
20182mm
2019none
2020none
2021none
20228mm
2023none
20241mm
2025none
Holidays in July (2027)
  • July 3 to July 5 Independence Day weekend

1 US holidays (flights fill up)

Your trip dates, the past 20 years

Trip dates ~

You can also click two dates on the axis. Hover a cell to see that day's rain.
Trip rain days Month rain days
2006
0 d 10 d
2007
1 d 4 d
2008
1 d 4 d
2009
0 d 10 d
2010
0 d 8 d
2011
1 d 3 d
2012
4 d 7 d
2013
1 d 9 d
2014
0 d 13 d
2015
3 d 10 d
2016
2 d 3 d
2017
2 d 18 d
2018
3 d 16 d
2019
0 d 5 d
2020
0 d 2 d
2021
1 d 3 d
2022
2 d 9 d
2023
0 d 3 d
2024
1 d 10 d
2025
2 d 7 d
Years with rain
Tap a date to start, tap another to end. Each cell is that date in one year.
'06'07'08'09'10'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25
of 20
6
7
4
5
4
3
4
2
2
4
5
5
8
7
6
8
3
7
5
4
6
5
3
5
5
5
5
4
8
3
6
Rain days on trip
01100141032230012012

No rain1-9 mm10 mm or more Dates outside your trip are dimmed.

One row per year, one cell per day. 2020 had 2 rain days, 2017 had 18.

Hoi An through the year

MonthHighLowRain daysRainfallSea
JanuaryGood 25°19°9 days85mm 24°
FebruaryGood 26°20°4 days24mm 23°
MarchGood 29°22°3 days27mm 24°
April 31°24°4 days64mm 26°
May 34°26°4 days86mm 28°
June 35°27°5 days61mm 30°
July 35°26°8 days105mm 30°
August 35°26°9 days142mm 30°
September 33°25°13 days404mm 30°
October 30°24°18 days760mm 29°
November 28°23°17 days460mm 27°
December 26°21°15 days246mm 26°

Common questions

Does it rain a lot in Hoi An in July?

Over the past 20 years July averaged 8 rain days (1 mm or more) out of 31. Individual years ran from 2 in the driest to 18 in the wettest.

What should I wear in Hoi An in July?

Days averaged 35°C and nights 26°C. Pack a compact umbrella, T-shirts, sunscreen plus a hat, a swimsuit, and insect repellent.

Can you swim in Hoi An in July?

Sea surface temperature averaged 29.6°C in July, warm enough to stay in for a long swim. Year to year it ranged 29-30.2°C. Check local flags for waves and jellyfish on the day.

Is July a good time to visit Hoi An?

On warmth and rain days alone, Hoi An's easiest months were January to March. July ranked 9 of 12.

Is Hoi An humid in July?

Mean relative humidity was 76%, with about 31 muggy days (dew point of 20°C or more) in the month.