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Phuket, Thailand · Equatorial tropical

Phuket: best months to visit

January (5.9/10) · October (4.7/10).

📅 Data updated: October 2026 🛰️ ERA5 · 10 years 📍 7.88°N · 98.39°E
⚡ Quick answer
January
Depends on your goals
5.9/10
☀️ Jan
Top score (5.9/10)
🌤️ Feb
Alt. (5.6/10)
Oct
Plus rude (4.7/10)
🌴 Tropical☀️ High UV🌧️ Monsoon season
Photo par TRAVELINGVIBE.COM via Unsplash
Decide

When to visit Phuket?

The decision rests on several criteria. Climate score, tourist crowds and feasible activities.

Verdict: In Phuket, January and February clearly stand out. October concentrates the least favourable conditions.
Top & avoid
🏆 January · 5.9 February · 5.6 December · 5.6 March · 5.4 ⚠️ October · 4.7
5.9
Jan
5.6
Feb
5.4
Mar
5.3
Apr
4.8
May
5.0
Jun
5.2
Jul
5.0
Aug
4.9
Sep
4.7
Oct
5.0
Nov
5.6
Dec
Best period · ≥ 7 Decent period · 4 – 7 Tough conditions · < 4

What you grasp in 5 seconds

Phuket offers 0 comfortable months, without any month really to avoid. The gap stays moderate: 5.9 in January vs 4.7 in October.

What to check next

Your tolerance for crowds and budget. The best months concentrate tourist saturation and higher prices. Shoulder seasons offer a good compromise.

Next action

Scroll down to the detailed table to compare month by month, then open the page of the month that interests you.

How we calculate the score

The score combines 4 weighted criteria using 10 years of real climate data (ERA5).

Source : ERA5 · Open-Meteo · 10 years (2016–2025) · Full methodology →

Understand

Compare all 12 months

Month-by-month details: temperature, rain, sunshine, score and verdict.

✅ 0 comfortable months ()
MonthT° minT° maxRain %mm/daySunScoreVerdict
🌥️ January →24°C30°C16%2.5mm7.6h5.9/10Decent period
🌥️ February →25°C32°C10%1.2mm7.6h5.6/10Decent period
🌥️ March →26°C32°C15%2.0mm6.6h5.4/10Decent period
🌥️ April →26°C31°C29%3.9mm6.1h5.3/10Decent period
🌥️ May →26°C30°C50%7.4mm4.9h4.8/10Decent period
🌥️ June →26°C30°C38%6.5mm5.0h5.0/10Decent period
🌥️ July →25°C30°C35%5.7mm4.9h5.2/10Decent period
🌥️ August →25°C30°C40%6.7mm4.9h5.0/10Decent period
🌥️ September →25°C29°C47%8.0mm3.6h4.9/10Decent period
🌥️ October →24°C29°C59%9.4mm4.7h4.7/10Decent period
🌥️ November →24°C29°C51%8.2mm5.8h5.0/10Decent period
🌥️ December →24°C29°C26%4.5mm6.4h5.6/10Decent period
📊 Quick read
Optimal window
No month > 7
Good transition
—
Tough period
none
🌡️ Detailed conditions (January)
🌡️ Feel
Humid heat
☀️ UV
7.9 · Moderate-Strong
💧 Humidity feel
22°C · Oppressive
☔ Rain
16% · 2.5 mm/day
🌅 Sunshine
7.6h/day
Week by week

Phuket week by week: your odds of avoiding rain

For each week of the year: in how many years out of 10 it was mostly dry (at most 2 rainy days), 2016 to 2025.

Safest week: Jan 29 to Feb 4, mostly dry in 10 years out of 10 (0.2 rainy day(s) on average).

Most exposed: Aug 27 to Sep 2, mostly dry in 1 years out of 10 (3.1 rainy days on average).

Number = years out of 10 with at most 2 rainy days in the week. Source: ERA5 reanalysis (ECMWF) via Open-Meteo, daily data 2016-2025. Rainy day = at least 1 mm, as everywhere on the site.
JanJan 18/1029°CJan 89/1030°CJan 158/1030°CJan 229/1030°CJan 2910/1031°C
FebFeb 59/1031°CFeb 129/1032°CFeb 198/1032°CFeb 268/1032°C
MarMar 58/1032°CMar 128/1033°CMar 198/1032°CMar 267/1032°C
AprApr 27/1032°CApr 96/1032°CApr 166/1032°CApr 234/1032°CApr 304/1031°C
MayMay 74/1030°CMay 142/1030°CMay 214/1030°CMay 286/1030°C
JunJun 43/1030°CJun 118/1030°CJun 183/1029°CJun 254/1030°C
JulJul 27/1030°CJul 94/1029°CJul 164/1030°CJul 236/1030°CJul 306/1030°C
AugAug 63/1030°CAug 136/1030°CAug 205/1029°CAug 271/1029°C
SepSep 33/1029°CSep 104/1029°CSep 175/1029°CSep 245/1029°C
OctOct 12/1029°COct 83/1029°COct 152/1029°COct 222/1029°COct 292/1029°C
NovNov 52/1029°CNov 125/1029°CNov 193/1029°CNov 263/1028°C
DecDec 34/1029°CDec 106/1029°CDec 177/1029°CDec 2410/1030°C

A specific date? The app computes the same figure day by day.

10-year trend

Annual temperatures — Phuket

Min/max temperature curves observed over the past 10 years (ERA5). Shows climate stability and trend.

T° maxT° meanT° min22°24°26°28°30°32°201620172018201920202021202220232024202531.1° — decade peak (2024)+0.27°C / decade
Tailor

For your trip

A few angles depending on what kind of trip you are planning.

🌞 Dry season🏖️ Beaches🌊 Surf
Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Phuket

GetYourGuide selection · free cancellation

See all →
Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a tropical stay.

Country · Thailand

🗣️LanguageThai
💶CurrencyThai Baht (฿)
🚗DrivingLeft-hand
🛡️Safety ⓘSafe · 2/5
💰Cost of living ⓘCheap · 2/5

🌡️ Climate

🌍Climate typeEquatorial tropical
📈Climate trend ⓘStable
🔥Hottest monthFebruary · 32°C
❄️Coolest monthSeptember · 29°C
🌧️Rainiest month ⓘOctober · 59%

🏝️ Tropical stay

🌞Dry season ⓘMay → Sep
🌧️Wet season ⓘDec → Mar
🌀Cyclones ⓘNone (equator)
Explore

Related destinations & guides

If this destination doesn't fit your dates, here are alternatives and guides.

Location

Where is Phuket ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Equatorial tropical climate with a 5.9 → 4.7 gap between best and worst month. 10 years of ERA5 data to choose by project.
7.88°N · 98.39°E
Questions

Frequently asked questions

What is the best time to visit Phuket?
January is the best month with 30.0°C highs, 24.0°C lows, 7.6h of sunshine and 16.0% rainy days.
How many hours of sunshine does Phuket get in January?
Phuket averages 7.6 sunshine hours per day in January. It is the sunniest month with a climate score of 5.7/10.
What is the rainiest month in Phuket?
October is the most unfavourable month with October has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Phuket in January?
In January, overnight lows reach 24.0°C, while afternoon highs average 30.0°C.
Is Phuket good in winter?
In winter (December-February), Phuket scores 5.5/10 on average — Decent period conditions for cultural visits.. The best month overall remains January with a score of 5.7/10.
When should you avoid Phuket?
October is the most difficult month to visit Phuket, with October has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.