Climate J F Mitchell Airport 2020-2024

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

Calculated from historical METAR data of Argyle International Airport (TVSA) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	70.6	73	79	67	61	73
February	74.2	77	82	69	67	74
March	71.5	65	86	69	72	71
April	67.4		66	62	55	76
May	66.7		79	68	67	69
June	58.1		73	64	50	47
July	60.8		67	63	50	55
August	62.9		74	63	59	54
September	70.5		86	65	68	74
October	63.3		77	63	40	64
November	64.0		65	63	59	57
December	73.5		66	89	69	66
Average	67.2	71.5	74.9	66.1	59.8	64.6

1st best VFR conditions of Saint Vincent and the Grenadines

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	98.9	99	100	99	97	99
February	99.2	99	100	99	100	99
March	99.2	100	100	100	99	99
April	98.5		99	97	95	99
May	99.6		100	100	100	100
June	97.5		99	96	99	93
July	98.8		99	97	99	100
August	98.5		99	98	98	98
September	98.7		100	99	99	100
October	97.5		100	98	96	98
November	99.0		99	99	99	99
December	99.0		98	100	99	100
Average	98.8	99.6	99.4	98.4	98.3	98.6

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	28.1	29	28	28	28	29
February	28.3	30	28	28	28	29
March	28.6	30	29	28	28	29
April	29.1		30	30	29	30
May	29.7		31	30	29	30
June	29.5		31	30	29	30
July	29.8		30	30	29	30
August	30.1		31	30	30	30
September	31.0		32	30	33	31
October	30.0		31	30	30	30
November	29.2		30	29	29	29
December	28.6		29	29	29	29
Average	29.3	29.4	29.9	29.2	29.3	29.4

1st highest temperature of Saint Vincent and the Grenadines

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	24.3	25	24	24	25	24
February	24.4	26	24	25	24	25
March	24.6	26	25	25	24	25
April	25.1		25	25	26	26
May	25.9		26	26	26	27
June	25.8		27	26	25	26
July	26.2		27	26	27	25
August	26.1		27	26	26	27
September	26.7		27	26	27	27
October	25.7		27	26	27	26
November	25.6		26	26	26	26
December	25.0		25	25	26	25
Average	25.5	25.6	25.9	25.4	25.5	25.6

1st lowest temperature of Saint Vincent and the Grenadines

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	7.7	8	6	8	12	9
February	6.5	3	9	10	8	6
March	6.9	9	3	6	6	8
April	7.6		7	10	7	4
May	5.5		5	5	5	3
June	9.4		5	13	11	8
July	7.5		11	7	6	10
August	9.9		9	13	12	14
September	6.8		3	9	4	7
October	10.7		8	16	7	15
November	10.8		9	15	8	17
December	6.9		12	3	7	7
Average	7.9	6.4	7.1	9.7	7.6	8.9

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	10.1	10	11	12	11	8
February	10.7	7	12	10	13	9
March	9.3	8	10	11	11	8
April	8.4		9	10	7	7
May	8.8		8	9	11	7
June	9.4		9	10	9	8
July	9.1		10	10	10	7
August	7.2		8	6	7	8
September	4.7		5	4	4	3
October	6.0		6	6	7	5
November	7.4		8	8	7	6
December	9.5		8	6	14	8
Average	8.3	8.1	8.7	8.6	9.1	7.2

1st highest wind speed of Saint Vincent and the Grenadines

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	043°	047°	071°	065°	070°
February	054°	044°	068°	070°	072°
March	043°	050°	069°	068°	072°
April		057°	070°	074°	076°
May		060°	073°	072°	081°
June		051°	071°	071°	069°
July		048°	070°	068°	070°
August		047°	064°	065°	067°
September		060°	076°	071°	070°
October		056°	071°	074°	068°
November		043°	070°	068°	074°
December		038°	066°	067°	064°

Prevailing wind direction

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