Monthly weather averages & travel planning

Asia › 🇸🇬 Singapore › Singapore
Updated: March 2026
October is a fair time to visit Singapore (4/10). With 10 daily sunshine hours and only 26 rain days, this month delivers genuinely reliable outdoor conditions, ranking it 9th sunniest of the year in Singapore. October suits travellers visiting for indoor culture, food, and architecture rather than outdoor activities. Pack accordingly for 26 potential rain days. November offers a similar profile at lower hotel rates if dates are flexible. Watch out for prolonged rain stretches: with 26 wet days, a fully outdoor itinerary is risky. Build in museum days and covered market visits as contingency. Planning tips: most accommodation categories have availability, and last-minute deals are common. The quieter streets and shorter queues can make this a genuinely enjoyable time to visit for the right type of traveller. Budget-conscious visitors will find the best value of the year in this period.
Singapore in October rewards travelers with average highs of 29°C and overnight lows around 25°C. Expect around 26 rainy days, so a compact umbrella is worth carrying. With 10 daily sunshine hours on average, conditions are warm and inviting for outdoor exploration.
29°C
84°F
Avg High
25°C
77°F
Avg Low
26 days
254 mm total
Rain Days
10h
per day avg
Sunshine
82%
Humid
Humidity
The narrow 4°C gap between daytime and overnight temperatures, characteristic of coastal cities with maritime moderation, means a single mid-layer works across the whole day. At 82% humidity, the 29°C daytime high feels 2-4°C warmer in practice: quick-dry fabrics and shade-seeking between noon and 3pm are the sensible response. UV index averages 6 this month, classed as moderate. Sunscreen is a sensible precaution for extended outdoor time, particularly at midday. Winds are calm at an average 12 km/h, so wind-chill is not a factor in planning your clothing. In Fahrenheit: 84°F average high, 77°F overnight low. Data sourced from Open-Meteo ERA5 climate reanalysis (1991–2020 normals).
Packing for Singapore in October means dressing for 29°C days and 25°C evenings. A lightweight linen or cotton shirt with loose-fit trousers or a sundress handles the 29°C daytime heat. Evening temperatures settle at 25°C, a modest 4°C drop that a light cardigan or denim jacket covers. For footwear, breathable walking sandals work for casual exploration, but closed-toe trainers are better for uneven surfaces in the historic centre. With 26 rain days expected, a compact travel umbrella is worth the bag space. A waterproof jacket is better than an umbrella if you plan full-day outdoor routes. For temple and religious site visits, carry a lightweight scarf or sarong to cover shoulders and knees, required at most major sites across the region. At 82% average humidity, quick-dry synthetic or bamboo fabrics dry overnight and stay comfortable longer than cotton.
Local tip: Loose-weave linen and moisture-wicking fabrics are the practical choice in Singapore's heat and humidity. Many shopping centres run air conditioning at near-arctic levels, so a thin layer in your bag prevents discomfort indoors.
October has no major festivals or public holidays in Singapore, which is one of its practical advantages for independent travellers. Attractions run at lower capacity than during peak event periods, queues are shorter, and accommodation is easier to find without needing to book many months in advance. Local restaurants, markets, and transport operate at a relaxed pace, making this an ideal time for visitors who prefer a more authentic, unhurried experience of everyday city life rather than large crowds drawn in by a single major headline event.
Based on 29°C average highs and 26 rainy days
In October, Singapore sits in the dry season corridor, as the ITCZ shifts away from the region and trade winds bring drier, more stable air. This produces reliably sunny days reaching 29°C, with lower humidity than the wet months. Overnight lows of 25°C offer a pleasant reprieve from the midday heat. Climate data: Open-Meteo ERA5 (1991–2020).
Sunshine Hours
The average number of hours per day with direct sunlight. Calculated from satellite measurements. Days with more than 7 hours of sunshine are ideal for outdoor activities. Under 3 hours means overcast conditions dominate.
UV Index
A scale from 0-11+ measuring ultraviolet radiation intensity. UV 0-2: Minimal risk. UV 3-5: Moderate, wear sunscreen. UV 6-7: High, hat and SPF 30+ essential. UV 8-10: Very High, limit midday exposure. UV 11+: Extreme, seek shade between 10am-4pm.
Rain Days
A rain day is counted when precipitation exceeds 0.1mm. This threshold captures even light drizzle. Unlike total rainfall in mm, rain days tells you how often you might need an umbrella, which is useful for planning outdoor activities.
Humidity
Relative humidity as a percentage. Below 40%: Dry, skin and throat may feel parched. 40-60%: Comfortable, ideal for most people. 60-80%: Sticky, light breathable fabrics recommended. Above 80%: Muggy, heat feels more intense; quick-dry clothing is essential.
Singapore in October
October ranks 9th sunniest of the year in Singapore, with an average 10 daily sunshine hours. The driest months are February, January, and March. February is the hottest month (29°C avg high); January is the coolest (28°C). From here, temperatures fall 1°C into November. Compared to last month (September: 29°C high, 24 rain days), October is similarly warm and wetter. October sits in the middle of the annual sunshine ranking for Singapore, offering a reasonable balance of good weather and manageable crowds.
| Month | High | Low | Rain Days | Sun | Details |
|---|---|---|---|---|---|
| January | 28°C | 24°C | 22 | 9h | View |
| February | 29°C | 24°C | 18 | 10h | View |
| March | 29°C | 25°C | 24 | 10h | View |
| April | 29°C | 25°C | 27 | 11h | View |
| May | 29°C | 25°C | 28 | 10h | View |
| June | 29°C | 25°C | 24 | 10h | View |
| July | 28°C | 25°C | 24 | 10h | View |
| August | 28°C | 25°C | 25 | 10h | View |
| September | 29°C | 25°C | 24 | 10h | View |
| October | 29°C | 25°C | 26 | 10h | View |
| November | 28°C | 24°C | 28 | 8h | View |
| December | 28°C | 24°C | 27 | 9h | View |
January
22 rain days, 9h sun
February
18 rain days, 10h sun
March
24 rain days, 10h sun
April
27 rain days, 11h sun
May
28 rain days, 10h sun
June
24 rain days, 10h sun
July
24 rain days, 10h sun
August
25 rain days, 10h sun
September
24 rain days, 10h sun
October
26 rain days, 10h sun
November
28 rain days, 8h sun
December
27 rain days, 9h sun
Data Sources for Singapore
Climate normals represent 30-year averages (1991-2020). Individual years may vary.