Xi'an in May

In May, Xi'an averages 27°C (81°F) during the day and 15°C (60°F) at night, with around 7 days of rain (56 mm total).

Shoulder

Conditions are warm and beach-friendly. Occasional showers are likely but won't dominate.

May is a great month to visit Xi'an: pleasant temperatures and relatively few wet days.

27°C
Avg high
15°C
Avg low
7
Rain days
56 mm
Rainfall

How May compares to the rest of the year in Xi'an

4th
warmest month of the 12
7th
wettest month of the 12
8%
of yearly rainfall falls in May
13 h 56 min
daylight on the 15th

May is in the middle of the year for warmth in Xi'an (4th of 12) and moderately rainy compared to the rest of the year (7th of 12). Daytime temperature runs 7°C above the annual average (20°C). May runs 5°C warmer than April (22°C) and warms a further 4°C into June (31°C).

May sunrise & sunset in Xi'an

🌅
Sunrise (15th)
5:42 AM
🌇
Sunset (15th)
7:38 PM
Day length
13 h 56 min

Times shown for Xi'an local time (Asia/Shanghai), calculated for the 15th of May. They shift by a few minutes day to day across the month.

Photography light in Xi'an — May

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

🌅 Blue hour (AM)
4:42 AM – 5:22 AM
🌄 Golden hour (AM)
5:22 AM – 6:22 AM
🌇 Golden hour (PM)
6:58 PM – 7:58 PM
🌆 Blue hour (PM)
7:58 PM – 8:38 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Xi'an.

📅 When to book — Xi'an in May

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 May's tier (Shoulder) and Xi'an'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 — May in Xi'an

Shoulder

Xi'an 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.

Why this tier: comfortable tourism weather

Sun & mosquito risk — May in Xi'an

☀️ UV Index (noon, 15th)
12.4
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●●○
High
Peak mosquito activity. DEET 30%+, long sleeves at dawn/dusk, sleep under nets if rural. Check current dengue/malaria advisories for the destination.

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.

Xi'an in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 7°C / 44°F -3°C / 26°F 10 mm 3
February 10°C / 50°F -1°C / 30°F 18 mm 4
March 18°C / 64°F 5°C / 42°F 28 mm 6
April 22°C / 72°F 11°C / 51°F 59 mm 10
May 27°C / 81°F 15°C / 60°F 56 mm 7
June 31°C / 88°F 20°C / 69°F 97 mm 9
July 33°C / 92°F 23°C / 73°F 94 mm 9
August 32°C / 89°F 22°C / 72°F 110 mm 10
September 26°C / 78°F 17°C / 63°F 128 mm 12
October 19°C / 66°F 10°C / 51°F 73 mm 10
November 13°C / 56°F 4°C / 38°F 28 mm 6
December 7°C / 45°F -3°C / 27°F 7 mm 2

Other cities with similar May weather

🌍 See the full ranked list of climate twins for Xi'an in May →

Frequently asked questions

How hot is Xi'an in May?

In May, Xi'an averages a high of 27°C (81°F) and a low of 15°C (60°F) — generally warm.

Does it rain a lot in Xi'an in May?

May sees occasional rain in Xi'an, with about 7 rainy days on average.

Is May a good time to visit Xi'an?

May is warm. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Xi'an in May?

Pack lightweight, breathable clothing, sunglasses and sunscreen. See the full May packing list for Xi'an for a complete, climate-based checklist.

Open Xi'an on the interactive map

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