VFR reliability: the whole year at a glance

When and where VFR conditions are most likely in the UK: the VFR share per airfield and month, computed from about ten years of METAR observations. Informational, not a flight-weather forecast.

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VFR share by month

Airfields ranked by annual mean VFR share. ★ marks each field's best month; the highlighted column is the current month.

VFR reliability by month - Airfields ranked by annual mean VFR share. ★ marks each field's best month; the highlighted column is the current month.
VFR share by month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sepnow	Oct	Nov	Dec
CosfordEGWC	90	90	91	92	93	94	94	94	92	90	88	93
InvernessEGPE	83	85	83	82	78	80	79	83	84	83	82	80
LossiemouthEGQS	79	85	83	82	79	81	77	83	82	83	82	80
DundeeEGPN	73	77	76	81	81	82	86	83	81	79	77	73
HawardenEGNR	68	74	77	83	86	82	80	83	79	76	71	66
Barkston HeathEGYE	69	64	73	83	81	87	87	87	77	72	68	61
Teesside InternationalEGNV	68	67	71	79	77	80	82	82	78	76	72	65
Mount PleasantEGYP	82	80	78	73	61	65	68	63	73	82	80	81
PrestwickEGPK	63	70	73	84	83	80	72	77	77	72	71	64
SouthendEGMC	60	63	67	79	83	84	88	87	83	77	66	56
BlackpoolEGNH	59	69	70	83	83	81	75	80	77	73	69	60
CambridgeEGSC	60	63	65	80	77	81	86	84	79	72	66	59
ExeterEGTE	64	62	65	79	82	80	83	81	77	70	70	61
LeucharsEGQL	69	70	70	74	73	74	77	76	77	75	72	69
LiverpoolEGGP	58	68	69	83	82	80	75	81	78	73	66	61
ShorehamEGKA	58	58	65	79	81	82	85	82	83	75	68	55
GloucestershireEGBJ	59	64	66	79	81	82	85	81	80	70	64	56
Biggin HillEGKB	52	59	64	79	80	82	85	84	79	70	61	51
CampbeltownEGEC	64	67	74	77	80	75	68	72	73	71	68	65
EdinburghEGPH	64	66	68	74	73	73	74	76	74	72	69	64
GuernseyEGJB	55	60	67	80	79	76	79	77	77	73	67	58
NewcastleEGNT	65	66	67	74	73	75	76	78	75	73	67	66
SouthamptonEGHI	58	59	64	80	83	81	85	81	78	69	66	50
WartonEGNO	58	67	70	78	81	79	72	76	73	68	67	60
WickEGPC	75	78	74	72	65	67	58	69	75	74	74	73
AlderneyEGJA	58	60	66	77	78	75	80	79	76	73	67	56
BournemouthEGHH	55	58	63	79	82	78	83	80	76	67	65	50
ConingsbyEGXC	58	61	65	79	77	79	84	83	76	70	61	52
FarnboroughEGLF	54	58	62	80	81	81	86	83	77	69	59	49
Isle Of ManEGNS	59	61	66	79	79	76	76	75	75	67	65	56
Leeds BradfordEGNM	60	60	66	77	76	79	80	81	75	69	61	59
Londonderry/eglintonEGAE	65	68	71	76	78	73	63	71	73	69	71	65
East MidlandsEGNX	57	60	64	78	78	77	82	79	76	69	59	54
JerseyEGJJ	53	60	67	80	79	75	77	77	76	70	65	53
London CityEGLC	54	58	63	77	78	79	83	82	76	70	61	50
NortholtEGWU	52	56	64	80	80	82	84	83	76	67	57	46
Aberdeen/dyceEGPD	70	70	66	66	67	68	66	69	72	68	66	67
CranwellEGYD	57	58	63	75	75	77	81	81	74	68	57	50
London GatwickEGKK	51	55	62	77	80	80	84	82	76	67	58	44
London HeathrowEGLL	51	56	62	78	79	80	83	82	77	67	57	47
ObanEGEO	57	62	72	80	78	71	64	69	69	64	66	59
Scilly Isles/st Mary'SEGHE	62	59	61	76	76	68	77	75	74	67	68	57
WaddingtonEGXW	56	57	62	76	75	77	80	80	73	67	58	50
Belfast/cityEGAC	58	60	65	75	79	75	69	70	70	65	62	56
BensonEGUB	52	54	60	77	78	78	82	81	73	67	57	45
CranfieldEGTC	55	57	59	76	75	77	83	79	74	66	57	46
LyddEGMD	54	55	62	76	75	76	80	78	74	69	61	48
NorwichEGSH	56	56	61	73	73	76	79	80	75	69	59	52
OxfordEGTK	53	55	62	76	78	79	82	79	74	65	57	47
TireeEGPU	59	61	69	79	76	72	64	69	69	67	65	55
Brize NortonEGVN	51	54	61	78	79	78	81	78	73	65	55	44
HumbersideEGNJ	56	56	61	72	70	71	76	76	70	67	59	52
IslayEGPI	59	64	68	77	75	69	60	67	70	65	66	56
KirkwallEGPA	66	72	69	68	61	61	54	63	69	68	70	66
Land'S EndEGHC	60	58	57	74	73	68	76	71	72	59	65	57
LeemingEGXE	58	56	60	74	73	77	77	77	70	65	58	52
ManchesterEGCC	48	58	62	79	78	75	71	75	73	65	58	51
MarhamEGYM	54	53	61	75	72	75	79	81	73	68	54	47
ShawburyEGOS	53	56	60	76	77	75	79	78	70	63	55	50
StornowayEGPO	64	66	66	73	68	65	57	63	69	68	69	62
ValleyEGOV	56	58	63	76	76	72	72	71	68	63	61	51
WitteringEGXT	54	54	59	73	73	77	80	81	73	66	55	46
BirminghamEGBB	53	55	59	75	77	74	79	77	72	63	54	47
OdihamEGVO	49	51	57	75	77	78	82	79	72	63	55	42
WattishamEGUW	51	52	59	72	72	77	81	81	72	67	56	45
YeoviltonEGDY	52	53	58	75	77	74	78	76	70	63	56	46
Belfast AldergroveEGAA	52	58	63	74	76	71	63	66	67	64	60	51
TopcliffeEGXZ	53	52	57	73	72	76	75	75	67	61	55	48
Middle WallopEGVP	49	48	55	74	77	75	79	75	70	60	54	40
St AthanEGSY	56	44	58	75	76	70	71	70	68	60	56	46
Boscombe DownEGDM	47	45	56	73	76	74	78	74	69	60	53	40
CaernarfonEGCK	52	56	63	75	75	69	65	67	66	58	55	47
CardiffEGFF	50	49	57	74	74	66	71	67	67	61	56	47
NewquayEGHQ	54	52	59	74	69	63	66	66	66	59	56	49
GlasgowEGPF	47	52	58	72	69	68	64	65	64	58	56	45
London LutonEGGW	45	47	53	70	71	73	77	75	67	57	47	37
London StanstedEGSS	44	48	53	71	70	74	78	76	68	58	47	37
BenbeculaEGPL	56	58	59	67	62	53	48	53	57	58	61	51
SumburghEGPB	53	59	57	62	60	54	51	57	61	58	58	54
BristolEGGD	46	44	50	69	70	62	67	63	62	55	48	39
CuldroseEGDR	49	44	49	64	67	60	66	62	61	52	50	44
FairfordEGVA	31	36	42	46	48	61	61	60	57	47	39	28

0 %100 % VFR sharebest month

VFR reliability: the whole year at a glance

VFR share by month#

By VFR share in September#

VFR share by month

By VFR share in September