Climate RAF Brize Norton 2020-2024

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

Calculated from historical METAR data of RAF Brize Norton (EGVN) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	56.1	69	61	54	48	53
February	62.1	52	49	72	71	71
March	62.5	56	50	63	67	75
April	78.1		70	89	86	85
May	80.1		72	81	81	96
June	77.6		78	86	70	84
July	83.4		78	87	82	80
August	78.6		75	83	69	76
September	79.4		75	83	75	87
October	71.5		74	83	68	69
November	61.4		62	65	58	56
December	52.2		47	47	39	54
Average	70.9	58.2	67.8	77.4	70.2	76.6

53rd 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	82.3	96	86	85	68	83
February	88.0	85	88	95	90	92
March	87.6	85	83	83	89	95
April	92.3		93	97	97	95
May	93.1		91	94	94	99
June	93.6		96	96	87	95
July	95.3		92	97	95	96
August	92.9		91	97	92	88
September	92.7		91	93	88	95
October	87.2		85	92	87	84
November	82.4		86	83	90	76
December	78.2		77	73	75	77
Average	89.7	87.7	89.1	91.9	88.8	90.9

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	7.7	8	8	8	6	9
February	9.5	11	10	11	8	10
March	11.1	12	10	12	11	11
April	13.9		13	14	12	17
May	17.5		18	18	15	19
June	21.0		23	21	20	21
July	22.9		20	25	23	21
August	21.9		21	25	20	23
September	19.5		22	19	21	20
October	15.2		16	17	16	14
November	10.7		11	12	11	12
December	8.4		10	5	9	8
Average	14.4	10.2	15.1	15.8	14.3	15.2

19th 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	1.8	2	2	2	1	4
February	2.8	5	3	4	2	3
March	3.9	5	5	4	4	3
April	4.5		5	5	2	6
May	7.7		8	9	6	7
June	11.0		12	10	12	11
July	12.9		12	13	14	12
August	12.2		13	12	13	14
September	10.5		13	11	12	10
October	8.0		9	8	9	7
November	4.4		4	6	4	5
December	3.2		5	-1	5	3
Average	6.5	4.0	7.5	7.0	6.9	6.9

37th 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	19.7	13	22	9	26	22
February	20.8	25	7	25	21	34
March	20.1	27	35	11	11	13
April	13.3		23	7	7	9
May	13.7		10	17	27	2
June	12.8		7	13	13	16
July	13.1		32	5	14	13
August	14.3		24	6	12	14
September	13.4		16	15	9	8
October	19.1		17	19	17	36
November	22.0		30	29	12	23
December	23.3		34	18	23	30
Average	16.9	22.2	20.7	13.4	15.5	16.4

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	7.0	8	8	6	7	7
February	8.5	8	7	10	9	10
March	8.7	8	8	8	8	10
April	7.6		7	8	8	8
May	7.0		8	6	7	7
June	7.0		8	7	6	8
July	6.4		7	6	6	7
August	6.5		6	7	7	7
September	6.6		6	7	6	7
October	7.0		6	7	7	8
November	7.0		7	7	6	7
December	7.0		8	6	7	6
Average	7.3	8.0	7.2	7.0	6.9	7.6

19th 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	251°	246°	261°	303°	220°
February	234°	292°	242°	135°	244°
March	186°	229°	087°	266°	031°
April		085°	037°	043°	076°
May		035°	246°	223°	036°
June		059°	213°	022°	183°
July		230°	265°	298°	262°
August		247°	011°	308°	232°
September		177°	323°	207°	317°
October		206°	201°	234°	255°
November		267°	199°	295°	217°
December		237°	029°	235°	220°

Prevailing wind direction

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