Climate Southampton Airport 2020-2024

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

Calculated from historical METAR data of Middle Wallop Airfield (EGVP) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	53.7	61	62	51	35	48
February	56.7	38	46	70	58	68
March	58.0	48	38	66	68	74
April	76.6		68	91	89	79
May	79.2		76	79	77	94
June	77.6		78	89	66	80
July	81.0		71	89	77	76
August	75.1		64	79	67	74
September	75.9		72	85	65	79
October	67.1		62	77	66	72
November	60.2		63	63	59	54
December	50.5		31	55	40	55
Average	67.6	47.8	62.8	77.6	66.5	73.6

51st best VFR conditions of United Kingdom

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	78.7	87	86	81	55	80
February	81.1	65	82	93	79	83
March	83.1	78	77	84	85	91
April	90.5		90	97	99	90
May	90.8		87	94	93	99
June	91.9		92	96	84	94
July	92.6		90	98	88	91
August	88.9		84	90	92	84
September	90.1		83	94	85	92
October	83.5		74	94	85	83
November	82.1		88	82	87	73
December	74.5		66	72	69	74
Average	85.8	76.2	84.0	91.2	85.2	87.7

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	7.8	8	8	8	6	9
February	9.4	11	10	10	8	10
March	11.0	12	10	12	11	11
April	14.1		13	14	12	17
May	17.5		18	18	15	19
June	21.0		24	21	21	20
July	22.7		20	24	23	21
August	21.8		21	25	20	23
September	19.4		22	19	21	19
October	15.2		16	17	16	14
November	10.9		11	12	10	12
December	8.7		10	5	10	8
Average	14.4	10.0	15.2	15.7	14.3	15.2

25th highest temperature of United Kingdom

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	1.9	2	1	2	1	4
February	2.9	5	3	4	3	4
March	4.1	5	5	4	3	3
April	4.6		4	5	1	6
May	7.8		9	9	6	7
June	11.0		12	10	12	11
July	13.0		12	13	14	11
August	12.7		12	14	12	14
September	10.5		13	10	11	10
October	8.0		9	8	9	8
November	4.7		5	6	4	6
December	3.5		5	-1	5	3
Average	6.7	3.9	7.5	7.0	6.8	7.1

36th lowest temperature of United Kingdom

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	16.3	17	24	14	25	20
February	20.0	40	8	18	24	27
March	18.6	30	40	13	11	14
April	10.9		24	8	7	8
May	10.8		11	15	26	2
June	9.9		6	8	14	15
July	10.3		25	3	15	14
August	12.5		22	9	13	14
September	13.9		17	18	10	8
October	18.4		24	19	15	33
November	18.7		29	27	12	19
December	19.0		33	12	20	29
Average	15.7	29.9	21.2	12.9	15.3	15.2

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	8.8	10	10	7	9	9
February	10.6	10	8	13	11	14
March	10.4	10	11	10	10	11
April	8.4		9	9	8	8
May	7.9		8	8	9	8
June	7.9		8	8	7	9
July	7.7		9	7	7	8
August	7.8		8	7	8	9
September	7.8		8	8	8	8
October	8.7		8	9	9	10
November	8.8		9	10	7	9
December	9.1		11	6	10	8
Average	8.7	9.8	8.7	8.4	8.3	9.0

25th highest wind speed of United Kingdom

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	247°	255°	266°	286°	218°
February	235°	288°	242°	145°	242°
March	193°	224°	098°	264°	343°
April		131°	023°	034°	084°
May		026°	243°	219°	021°
June		067°	207°	004°	203°
July		231°	244°	245°	253°
August		234°	036°	243°	230°
September		187°	277°	206°	295°
October		198°	202°	226°	235°
November		265°	209°	298°	212°
December		239°	038°	229°	212°

Prevailing wind direction

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