Climate Singapore Changi Airport 2020-2024

Climate and trends: average temperature, flight conditions, precipitation, wind speed and direction.

Calculated from historical METAR data of Singapore Changi Airport (WSSS) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	89.9	81	85	95	85	94
February	95.6	96	91	93	100	98
March	93.5	96	90	95	93	97
April	89.4		86	90	88	96
May	94.1		97	97	92	95
June	92.9		93	94	94	90
July	95.6		92	96	95	95
August	94.2		94	94	90	95
September	87.9		93	95	97	91
October	90.2		85	94	94	96
November	88.1		90	94	86	86
December	90.0		86	90	96	93
Average	91.8	90.9	90.0	93.8	92.4	93.8

1st best VFR conditions of Singapore

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met: visibility of 8 km or more and a ceiling of 3,000 ft or more. Only observations between sunrise and sunset are taken into account.

Marginal VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	95.7	91	94	99	91	98
February	98.4	99	96	98	100	99
March	97.5	98	96	98	97	99
April	96.5		96	97	95	97
May	97.9		99	98	96	98
June	97.3		97	98	98	95
July	98.3		97	98	97	99
August	97.3		97	98	95	97
September	95.4		98	96	99	96
October	96.6		94	99	98	99
November	95.9		96	97	94	96
December	96.1		95	97	99	97
Average	96.8	95.9	96.0	97.7	96.5	97.5

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met: visibility of 5 km or more and a ceiling of 1,000 ft or more. Only observations between sunrise and sunset are taken into account.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	30.0	30	29	31	29	31
February	30.9	32	30	30	31	31
March	31.8	33	30	32	32	33
April	31.8		32	31	32	33
May	31.7		32	32	32	32
June	30.9		31	30	31	31
July	31.0		31	31	31	31
August	30.9		31	31	30	31
September	31.0		32	30	31	30
October	31.4		33	30	31	31
November	30.8		32	30	31	31
December	30.3		30	29	30	31
Average	31.0	31.2	31.0	30.6	30.9	31.1

3rd highest temperature of Singapore

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	24.7	25	25	25	24	26
February	25.0	26	24	25	25	26
March	25.4	26	25	25	25	26
April	25.7		26	25	25	26
May	26.4		27	26	26	27
June	26.0		26	25	26	26
July	26.3		26	26	26	26
August	26.2		26	26	25	26
September	25.7		26	25	25	25
October	25.6		27	25	26	26
November	25.1		25	25	25	25
December	25.1		26	25	26	25
Average	25.6	25.5	25.6	25.1	25.2	25.8

2nd lowest temperature of Singapore

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	16.8	29	27	7	22	5
February	8.7	10	14	16	2	8
March	9.0	7	16	10	9	4
April	8.6		10	9	7	4
May	8.1		5	6	6	7
June	12.6		11	11	10	20
July	9.8		13	8	9	15
August	9.7		11	15	17	8
September	10.9		9	14	10	17
October	10.2		6	18	11	9
November	15.6		13	16	18	17
December	16.6		26	28	10	14
Average	11.8	15.5	13.4	12.5	10.8	10.4

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (knots)

Month	Average	2024	2023	2022	2021	2020
January	7.5	8	7	10	9	8
February	9.0	11	9	8	12	9
March	7.6	9	9	7	8	7
April	5.5		6	6	6	6
May	5.7		7	7	6	5
June	5.8		7	6	7	6
July	6.8		7	7	7	6
August	7.1		8	7	6	6
September	6.7		8	7	7	5
October	5.5		6	5	7	5
November	4.8		5	5	5	5
December	6.3		6	5	8	7
Average	6.8	9.2	7.1	6.6	7.3	6.1

3rd highest wind speed of Singapore

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	358°	352°	360°	356°	037°
February	003°	357°	009°	003°	040°
March	009°	004°	010°	008°	049°
April		078°	132°	093°	068°
May		162°	159°	120°	154°
June		155°	176°	161°	175°
July		158°	160°	163°	164°
August		145°	162°	159°	174°
September		141°	176°	158°	179°
October		126°	208°	170°	206°
November		358°	254°	236°	055°
December		353°	354°	350°	352°

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.