Singapore Singapore Weather in December — Climate Guide
December in Singapore is Moderate
December is Moderate for Singapore.
December is Singapore's wettest month (290 mm, 17 rain-days) but also the most festive. Christmas Wonderland at Gardens by the Bay runs through New Year's Eve. Orchard Road's Christmas illumination spans 2.5 km from Tanglin to Plaza Singapura. The Singapore Christmas markets pop up at several Marina Bay venues.
New Year's Eve at Marina Bay features the year's biggest fireworks display — viewing from the Promenade, Esplanade Bridge, and Marina Bay Sands SkyPark. The Marina Bay countdown is the year's largest civic event after National Day.
Travel score
Wet + illumination + Korean year-end surge
December Weather at a Glance
December averages 86°F / 30°C highs and 75°F / 24°C lows — wet peak. 17 rainy days, 290mm. Humidity 87% — year's stickiest. Christmas on Orchard + Marina Bay countdown signature.
December Travel Advice
Short sleeves + shorts + SPF 50 + folding umbrella + walking shoes. December 25 Christmas + December 31 Marina Bay countdown (fireworks + 1 million people gathered). 'Christmas on Orchard' 2km illumination + USS + S.E.A. season. Year's highest hotel pricing.
Flying In from Overseas
Korean year-end holiday (Dec 20 - Jan 5) drives 2x baseline — Asia-Singapore $720-1,300 round-trip. First 2 weeks of December are the last value window.
December Pricing Trends
Year-end hotels 2-3x — Bugis/Chinatown 3-star $210-410/night. December 27-31 is the year's highest. Marina Bay Sands $1,050-2,500.
Singapore December Weather Stats
Avg High
30°C
Avg Low
24°C
Rainy Days
17
290mm total
Sunshine
5h
Daily avg
Humidity
86%
Muggy
UV Index
10
Very high
Wind
13 km/h
Gusts 26
Sea Temp
28°C
Swimming ideal
Crowds
Very busy
At attractions
December Sunrise & Sunset
Air Quality
PM2.5
17 μg/m³
PM10
28 μg/m³
Status
Moderate
Feels-Like Temperature & Wind
Feels like
Daytime
36°C
Nighttime
27°C
Humidity and wind affect how the actual temperature feels.
Wind
13 km/h
Max gust 26 km/h
Activities Recommended for December
December Travel Pros & Cons
Pros
- Christmas Wonderland + Orchard illuminations peak
- New Year's Eve Marina Bay fireworks
- Festive atmosphere citywide
Cons
- Wettest month of the year
- Christmas-NYE hotel prices spike
- Heavy crowds at major attractions
December Events & Festivals
- Christmas Wonderland at Gardens by the Bay (peak)
- Singapore New Year's Eve Marina Bay countdown
Singapore in December — Full Picture
December is Singapore's wettest month (290 mm, 17 rain-days) but also the most festive. Christmas Wonderland at Gardens by the Bay runs through New Year's Eve. Orchard Road's Christmas illumination spans 2.5 km from Tanglin to Plaza Singapura. The Singapore Christmas markets pop up at several Marina Bay venues.
New Year's Eve at Marina Bay features the year's biggest fireworks display — viewing from the Promenade, Esplanade Bridge, and Marina Bay Sands SkyPark. The Marina Bay countdown is the year's largest civic event after National Day.
December pricing matches CNY week — 4-star hotels at $245-440 / S$315-565. The 4-week Christmas-NYE window has the year's most-restrictive hotel availability.
What to Wear & What to Pack
Wettest month. 30°C/24°C, 86% humidity. Daily heavy rain. Sturdy rain jacket, waterproof bag, quick-dry clothing essential. Christmas-NYE atmosphere — slightly dressed-up for evening events.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
32°C
24.7°C
13.3/mo
Summer (Jun·Jul·Aug)
31°C
25°C
13/mo
Autumn (Sep·Oct·Nov)
31°C
24.7°C
14.3/mo
Winter (Dec·Jan·Feb)
Current30.3°C
24°C
14/mo
Singapore Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 30° | 24° | 15d·240mm | 5.5h | 84% | 11 | Very busy | Peak | |
| February (Best) | 31° | 24° | 10d·110mm | 6.5h | 80% | 11 | Busy | Peak |
| March (Best) | 32° | 24° | 13d·175mm | 6.5h | 81% | 12 | Busy | Shoulder |
| 32° | 25° | 14d·175mm | 6.5h | 82% | 12 | Moderate | Shoulder | |
| 32° | 25° | 13d·170mm | 6h | 84% | 12 | Moderate | Shoulder | |
| 31° | 25° | 13d·160mm | 6h | 82% | 12 | Busy | Shoulder | |
| 31° | 25° | 13d·150mm | 6h | 82% | 12 | Busy | Peak | |
| 31° | 25° | 13d·145mm | 6.5h | 81% | 12 | Very busy | Peak | |
| 31° | 25° | 13d·165mm | 6h | 81% | 11 | Very busy | Peak | |
| 31° | 25° | 14d·180mm | 6h | 83% | 11 | Moderate | Shoulder | |
| 31° | 24° | 16d·260mm | 5h | 85% | 10 | Moderate | Low season | |
| 30° | 24° | 17d·290mm | 5h | 86% | 10 | Very busy | Peak |
View Other Months
Singapore December Hotel Picks
Frequently Asked Questions
Is December a good time to visit Singapore?
Singapore in December is Moderate. Tourist crowds are very busy and flight/hotel prices are peak.
What's the average temperature in Singapore in December?
Singapore December averages a high of 30°C and a low of 24°C.
Does it rain much in Singapore in December?
Singapore December averages 290mm of rainfall over about 17 rainy days.
What should I wear in Singapore in December?
Wettest month. 30°C/24°C, 86% humidity. Daily heavy rain. Sturdy rain jacket, waterproof bag, quick-dry clothing essential. Christmas-NYE atmosphere — slightly dressed-up for evening events.
What time are sunrise and sunset in Singapore in December?
Singapore December sunrise is 07:00 and sunset is 19:05, with 12h 05m of daylight.
What's the air quality like in Singapore in December?
Singapore December air quality (AQI) averages 38, rated Good. PM2.5 averages 17μg/m³.
What activities are recommended in Singapore in December?
In December, Singapore is great for Christmas Wonderland at Gardens by the Bay, Orchard Road Christmas illuminations, Singapore NYE Marina Bay fireworks.
Is December peak season in Singapore?
Singapore December crowds are very busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Singapore
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.