Da Nang in September

In September, Da Nang averages 31°C (87°F) during the day and 26°C (78°F) at night, with frequent rain — about 28 days of the month see precipitation (230 mm total).

Shoulder

Conditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.

September is one of the wetter and less comfortable months in Da Nang. If your dates are flexible, consider a different time of year.

31°C
Avg high
26°C
Avg low
28
Rain days
230 mm
Rainfall

How September compares to the rest of the year in Da Nang

5th
warmest month of the 12
2nd
wettest month of the 12
11%
of yearly rainfall falls in September
12 h 14 min
daylight on the 15th

September is in the middle of the year for warmth in Da Nang (5th of 12) and one of the wettest months (2nd of 12). Daytime temperature runs 2°C above the annual average (29°C). September runs 2°C cooler than August (33°C) and cools 2°C in October (28°C).

September sunrise & sunset in Da Nang

🌅
Sunrise (15th)
5:35 AM
🌇
Sunset (15th)
5:49 PM
Day length
12 h 14 min

Times shown for Da Nang local time (Asia/Ho_Chi_Minh), calculated for the 15th of September. They shift by a few minutes day to day across the month.

Photography light in Da Nang — September

Golden-hour and blue-hour windows for the 15th of September, in Da Nang's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
4:35 AM – 5:15 AM
🌄 Golden hour (AM)
5:15 AM – 6:15 AM
🌇 Golden hour (PM)
5:09 PM – 6:09 PM
🌆 Blue hour (PM)
6:09 PM – 6:49 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Da Nang.

📅 When to book — Da Nang in September

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on September's tier (Shoulder) and Da Nang's popularity.

✈ Flights — lead time
6-10 weeks
Sweet spot for value. Major fare-sales (US: Black Friday, EU: post-Easter) hit hardest in shoulder months for shoulder travel.
🏨 Lodging — lead time
4-8 weeks
Lots of selection. Look for shoulder-season packages — many hotels add value (free breakfast, spa credit) to fill rooms.

Crowds & pricing — September in Da Nang

Shoulder

Da Nang is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.

Sun & mosquito risk — September in Da Nang

☀️ UV Index (noon, 15th)
12.5
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●●●
Severe
Severe mosquito season with active disease transmission risk. DEET 30%+, picaridin 20%, long sleeves day and night, treated nets, and check CDC/WHO travel advisories before going.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Sea temperature in Da Nang — September

31.2°C (88°F)
bath-warm
tropical and comfortable for hours

Across the year Da Nang's sea swings from 23.9°C (January) to 31.6°C (August) — September sits at 31.2°C.

Da Nang in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 24°C / 74°F 20°C / 68°F 162 mm 25
February 24°C / 76°F 20°C / 68°F 79 mm 18
March 27°C / 81°F 23°C / 73°F 67 mm 17
April 29°C / 85°F 24°C / 76°F 64 mm 17
May 32°C / 89°F 26°C / 80°F 69 mm 21
June 33°C / 92°F 27°C / 81°F 62 mm 20
July 33°C / 91°F 27°C / 80°F 143 mm 23
August 33°C / 91°F 27°C / 80°F 123 mm 24
September 31°C / 87°F 26°C / 78°F 230 mm 28
October 28°C / 82°F 24°C / 76°F 450 mm 29
November 27°C / 80°F 23°C / 74°F 334 mm 28
December 24°C / 75°F 21°C / 70°F 344 mm 26

Other cities with similar September weather

🌍 See the full ranked list of climate twins for Da Nang in September →

Frequently asked questions

How hot is Da Nang in September?

In September, Da Nang averages a high of 31°C (87°F) and a low of 26°C (78°F) — generally hot.

Does it rain a lot in Da Nang in September?

September is quite rainy in Da Nang, with about 28 rainy days on average.

Is September a good time to visit Da Nang?

September is hot but on the rainy side. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Da Nang in September?

Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full September packing list for Da Nang for a complete, climate-based checklist.

Open Da Nang on the interactive map

Check the live 10-day forecast and sunrise/sunset.