Beijing weather in May

In May, Beijing sees average daytime highs of 29°C and overnight lows near 15°C, with 35 mm of rain across 5 wet days and about 14.2 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 26°C in the first days to 31°C by the end. The sky is clear or mostly clear about 45% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 42 min at the start of May to 14 h 36 min by month's end. Set against the rest of the year, May is Beijing's 9th-clearest and 1st-windiest month. For the whole year in context, see Beijing's year-round climate.

Daytime high
29°
4th warmest
Overnight low
15°
8th coldest
Rainfall
35 mm
5 wet days
Daylight
14 h 12 min
5:05 AM – 7:17 PM
Cloud cover
49%
9th clearest
Wind
10 km/h
1st windiest
Solar energy
6.12 kWh/m²
Travel score
6.4
out of 10

Beijing is capital city of China.

Air quality
Very high
PM2.5 50.6 µg/m³ · 2018
Density
1,155/km²
people per km²
Founded
1403

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 26°C in the first days to 31°C by the end.

A typical May day in Beijing reaches about 29°C in the afternoon and slips back to 15°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 34°C. Set against its neighbours, May runs about 7°C warmer than April and about 4°C cooler than June.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
12612
22612
32613
42613
52613
62713
72713
82714
92714
102714
112814
122814
132815
142815
152815
162915
172915
182916
192916
203016
213016
223016
233016
243017
253117
263117
273117
283117
293118
303118
313118

How May really feels in Beijing

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Beijing weather by month

How May compares with the rest of the year at a glance. May is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -8°30.80.99.50.0
Feb / -5°51.31.110.40.8
Mar13° / 92.30.611.74.7
Apr22° / 193.90.1137.8
May29° / 15°355014.26.4
Jun32° / 20°747.8014.84.0
Jul32° / 23°16012.8014.53.5
Aug31° / 22°11910.5013.64.4
Sep27° / 16°577.1012.36.9
Oct20° / 334.3010.97.4
Nov10° / -1°142.10.99.83.1
Dec / -6°311.19.20.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 42%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26139
36040
46040
55941
65842
75743
85644
95644
105644
115644
125644
135545
145644
155644
165743
175644
185743
195842
205941
215842
225941
235941
246040
256040
265941
275941
285842
295842
305743
315644

Chance of precipitation in May

Any precipitation

Beijing gets around 35 mm of rain over 5 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 16% and peaks near 17% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
114
215
315
415
515
616
716
816
917
1017
1117
1217
1317
1417
1517
1617
1717
1817
1917
2017
2116
2216
2316
2416
2516
2615
2715
2815
2915
3015
3116

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the dry band about 85% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
196400
296400
395500
494510
594510
693610
793610
893610
991720
1091720
1191720
1290820
1390820
1488930
1588930
16871030
17861130
18841240
19841240
20831340
21811450
22811450
23791560
24781660
25761770
26751780
27731881
28711991
296920101
306721111
316522121

Wind in May

Winds average 10 km/h in May, the windiest month of the year.

Across May, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 42 min at the start of May to 14 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over May. Sunrise moves from 5:22 AM to 4:54 AM, and sunset from 7:02 PM to 7:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:227:02
213.75:207:03
313.75:197:04
413.85:187:05
513.85:177:06
613.95:157:07
713.95:147:08
813.95:137:09
914.05:127:10
1014.05:117:11
1114.05:107:12
1214.15:097:13
1314.15:087:14
1414.15:077:15
1514.25:067:16
1614.25:057:17
1714.25:047:17
1814.35:037:18
1914.35:027:19
2014.35:017:20
2114.35:007:21
2214.45:007:22
2314.44:597:23
2414.44:587:24
2514.54:587:25
2614.54:577:26
2714.54:567:26
2814.54:567:27
2914.54:557:28
3014.64:557:29
3114.64:547:30

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.12 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.26 kWh/m² to a high of 6.12 kWh/m² in May across the year — May's 6.12 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
126.0Bright
136.0Bright
146.0Intense
156.0Intense
166.1Intense
176.1Intense
186.1Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in May

Hazard calendar for Beijing

In seasonPeak

In May, Beijing sits inside its dust season. The full year is below, with each hazard's peak months called out.

Beijing's rainy season runs June–August, when most of the year's rain falls.

Beijing sees seasonal dust haze (April–June), heaviest in May.

Rainy season
Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Beijing?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.4
Sightseeing
4th-best month of the year
7.6
Beach & pool
1st-best month of the year

May is a reasonable time to visit Beijing for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Beijing in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Beijing sees daytime highs around 29°C and nights near 15°C. Pack light clothes and sun protection. About 5 days see rain.

light clothessun protection

UV index in Beijing in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Beijing peaks around June 11 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 11UV 7Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar3Moderate
Apr6High
May7High
Jun7Very high
Jul6High
Aug5High
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Beijing in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Beijing is worst in January — around 69 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (June, 34 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Beijing's WHO annual average of 50.6 µg/m³.

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 1168 µg/m³Jun 1734 µg/m³
PM2.5 (µg/m³)Level
Jan69Unhealthy
Feb63Unhealthy
Mar57Unhealthy
Apr41Poor
May35Poor
Jun34Moderate
Jul35Moderate
Aug37Poor
Sep46Poor
Oct57Unhealthy
Nov67Unhealthy
Dec67Unhealthy
Location & terrain

Where is Beijing?

Beijing sits at 39.9°N, 116.4°E, 49 m above sea level, in China. The nearest listed city is Tianjin, 108 km away.

JinanDalianQingdaoZhengzhouSongyang

Topography around Beijing

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Beijing.

Within 3 km, the terrain around Beijing has only modest variations in elevation — a maximum elevation change of 51 m around an average of 48 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 107 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,093 m.

The land around Beijing is covered by artificial surfaces (82%) within 3 km, artificial surfaces (70%) and trees (21%) within 16 km, and cropland (35%), trees (34%) and artificial surfaces (21%) within 80 km.

3 km
51 m
16 km
107 m
80 km
2,093 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Tianjin 108 km · Chengde 176 km · Datong 265 km · Jinan 364 km · Dalian 461 km · Qingdao 552 km · Zhengzhou 622 km · Songyang 675 km

China travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / I
220 V · 50 Hz
Prices
≈ 47% of US
price level, 2025
GDP per capita
$13,862
2025
Happiness
6.1 / 10
World Happiness, 2025
Homicide rate
0.5
per 100k, 2020
Road deaths
17.4
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 464
Religion
unaffiliated 52%folk religion 22%Buddhist 18%Christian 5%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Beijing (39.9075°, 116.3972°, elevation 49 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).