Sanzhi weather in May

In May, Sanzhi sees average daytime highs of 27°C and overnight lows near 23°C, with 157 mm of rain across 13.7 wet days and about 13.2 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 26°C in the first days to 28°C by the end. The sky is clear or mostly clear about 17% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 54 min at the start of May to 13 h 24 min by month's end. Set against the rest of the year, May is Sanzhi's 8th-clearest and 9th-windiest month. For the whole year in context, see Sanzhi's year-round climate.

Daytime high
27°
5th warmest
Overnight low
23°
8th coldest
Rainfall
157 mm
13.7 wet days
Daylight
13 h 12 min
5:13 AM – 6:27 PM
Cloud cover
72%
8th clearest
Wind
13 km/h
9th windiest
Solar energy
4.88 kWh/m²
Travel score
5.8
out of 10

Sanzhi is A district in New Taipei City, Taiwan.

Density
355/km²
people per km²

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 28°C by the end.

A typical May day in Sanzhi reaches about 27°C in the afternoon and slips back to 23°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 30°C. Set against its neighbours, May runs about 3°C warmer than April and about 3°C cooler than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12621
22621
32622
42622
52622
62622
72622
82622
92622
102622
112722
122722
132723
142723
152723
162723
172723
182723
192723
202723
212723
222723
232723
242723
252724
262824
272824
282824
292824
302824
312824

How May really feels in Sanzhi

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.

Sanzhi weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan18° / 14°781310.65.1
Feb18° / 14°9612.611.15.2
Mar20° / 16°11314.311.85.5
Apr24° / 19°12013.312.66.1
May27° / 23°15713.713.25.8
Jun29° / 25°15813.413.54.5
Jul31° / 27°1111113.44.3
Aug31° / 27°18714.312.94.2
Sep29° / 25°16914.212.25.1
Oct26° / 23°1301211.46.4
Nov23° / 20°10012.610.86.2
Dec20° / 16°8312.910.55.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% 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 70%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13268
23268
33268
43268
53268
63169
73169
83268
93169
103169
113169
123169
133169
143169
153169
163070
173070
183070
193070
203070
212971
222971
232971
242971
252971
262971
272872
282773
292674
302674
312476

Chance of precipitation in May

Any precipitation

Sanzhi gets around 157 mm of rain over 13.7 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 44% and peaks near 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
141
241
341
440
540
640
740
841
941
1041
1141
1242
1342
1442
1543
1644
1744
1845
1945
2046
2146
2247
2347
2447
2547
2648
2748
2848
2948
3048
3148

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 85% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1381832391
2381731401
3371731411
4271730431
5261630441
6261630452
7151530472
8151429482
9151429493
10141329503
11141329504
12031229524
13031228525
14031128535
15021128536
16021027556
17021027547
18021026548
1902925568
2002924569
21029245411
22029235412
23029225413
24028215415
25028215316
26028205218
27027195319
28027195121
29016185322
30016175224
31015165226

Wind in May

Winds average 13 km/h in May.

Across May, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 54 min at the start of May to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over May. Sunrise moves from 5:23 AM to 5:08 AM, and sunset from 6:19 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:236:19
213.05:226:20
313.05:226:20
413.05:216:21
513.05:206:21
613.05:196:22
713.15:196:22
813.15:186:23
913.15:176:23
1013.15:176:24
1113.15:166:24
1213.25:166:25
1313.25:156:25
1413.25:146:26
1513.25:146:27
1613.25:136:27
1713.25:136:28
1813.35:126:28
1913.35:126:29
2013.35:126:29
2113.35:116:30
2213.35:116:30
2313.35:106:31
2413.45:106:31
2513.45:106:32
2613.45:096:32
2713.45:096:33
2813.45:096:33
2913.45:096:34
3013.45:086:34
3113.45:086:35

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.88 kWh/m².

For context, solar energy here swings from a low near 2.13 kWh/m² to a high of 6 kWh/m² in July across the year — May's 4.88 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in May

Hazard calendar for Sanzhi

In seasonPeak

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

Sanzhi sits in the Pacific typhoon belt; the season peaks July–October.

Pacific typhoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Sanzhi?

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

5.8
Sightseeing
4th-best month of the year
5.8
Beach & pool
6th-best month of the year

May is a reasonable time to visit Sanzhi for sightseeing.

What to pack for Sanzhi in May

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

In May, Sanzhi sees daytime highs around 27°C and nights near 23°C. Worth packing: light clothes, rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

Sea temperature near Sanzhi in May

The nearest coast averages about 25°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 18 km away) is warmest in August at about 28°C and coldest in February near 19°C.

It's comfortable for a long swim from Mar 14 to Jan 1 — about 9.7 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb19Cool
Mar20Refreshing
Apr23Refreshing
May25Warm
Jun27Warm
Jul28Tropical
Aug28Tropical
Sep27Warm
Oct25Warm
Nov23Refreshing
Dec21Refreshing

UV index in Sanzhi in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sanzhi peaks around June 18 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highVery highHighJun 18UV 11Dec 22UV 4
UV index (midday)Level
Jan5Moderate
Feb7Very high
Mar9Very high
Apr8Very high
May10Extreme
Jun12Extreme
Jul11Extreme
Aug9Very high
Sep11Extreme
Oct8Very high
Nov7High
Dec4Moderate

Air quality in Sanzhi 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 Sanzhi is worst in April — around 47 µg/m³ PM2.5 (poor), about 2.3× the cleanest month (October, 20 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 1447 µg/m³Oct 1521 µg/m³
PM2.5 (µg/m³)Level
Jan29Moderate
Feb36Poor
Mar44Poor
Apr47Poor
May42Poor
Jun42Poor
Jul34Moderate
Aug28Moderate
Sep24Moderate
Oct20Moderate
Nov25Moderate
Dec25Moderate
Location & terrain

Where is Sanzhi?

Sanzhi sits at 25.3°N, 121.5°E, 72 m above sea level, in Taiwan. The nearest listed city is Danshui, 11 km away.

NeihuNew Taipei CityTaipeiXizhiBanqiaoKeelungShulin

Topography around Sanzhi

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

Within 3 km, the terrain around Sanzhi has significant variations in elevation — a maximum elevation change of 300 m around an average of 82 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,106 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,425 m.

The land around Sanzhi is covered by trees (77%) within 3 km, water (56%) and trees (38%) within 16 km, and water (62%) and trees (30%) within 80 km.

3 km
300 m
16 km
1,106 m
80 km
2,425 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Danshui 11 km · Neihu 21 km · New Taipei City 22 km · Taipei 23 km · Xizhi 27 km · Banqiao 27 km · Keelung 28 km · Shulin 31 km

Taiwan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
110 / 220 V · 60 Hz
Happiness
6.7 / 10
World Happiness, 2025
Religion
Buddhist 35%Taoist 33%none or unspecified 18%folk religion approximately 10%

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 Sanzhi (25.2578°, 121.5018°, elevation 72 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).