Statistics Wales Airport 2019-2023

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

Calculated from historical METAR data of Wales Airport (PAIW) between 2019 and 2023.

Remove ads

VFR conditions (%)

Month	Average	2023	2022	2021	2020	2019
January	43.5	40	38	29	72
February	29.8	12	23	26	42
March	23.3	0	75	22	29	16
April	42.0	46	47	53	24	23
May	27.8	9	40	44	42	9
June	39.8		27	28	54	56
July	34.2	24	28	22	22	48
August	26.8	17	19	31	26	42
September	42.8		31	42	31	54
October	51.7		48	40	47	57
November	44.4		37	31	37	71
December	37.0			25	59	54
Average	35.6	25.2	31.4	33.6	36.8	40.4

2,508th best VFR conditions of United States

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met:

Visibility: 5 mi or more
Ceiling: 3,000 ft or more

Only observations between sunrise and sunset are taken into account.

Marginal VFR conditions (%)

Month	Average	2023	2022	2021	2020	2019
January	55.4	57	39	43	75
February	41.2	27	27	39	47
March	38.2	0	75	39	41	30
April	58.1	59	54	67	38	53
May	44.4	32	48	48	46	35
June	53.1		32	49	65	67
July	50.4	42	54	39	30	64
August	59.8	53	47	63	53	68
September	80.0		65	79	83	81
October	87.5		85	85	78	90
November	76.2		68	72	57	92
December	57.8			25	71	67
Average	58.9	45.6	49.7	55.2	53.2	62.2

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met:

Visibility: 3⅛ mi or more
Ceiling: 1,000 ft or more

Only observations between sunrise and sunset are taken into account.

Maximum temperatures (°C)

Month	Average	2023	2022	2021	2020	2019
January	-15.7	-15	-19	-15	-15
February	-17.9	-19	-20	-18	-21
March	-8.0	-3	-1	-10	-8	-5
April	-5.5	-10	0	-5	-4	-4
May	1.3	-1	2	1	3	2
June	7.6		7	7	8	10
July	10.9	13	11	10	10	14
August	10.0	9	9	10	11	12
September	8.1		9	7	7	10
October	2.8		2	0	4	3
November	-3.9		-1	-6	-1	-1
December	-8.7			-10	-8	-8
Average	-1.9	-4.1	1.1	-2.4	-1.2	3.4

2,502nd highest temperature of United States

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2023	2022	2021	2020	2019
January	-20.5	-21	-24	-19	-20
February	-21.4	-23	-24	-24	-26
March	-14.4	-3	-7	-17	-13	-10
April	-11.9	-17	-7	-12	-9	-8
May	-3.3	-6	-2	-4	-2	-1
June	3.4		2	3	3	6
July	7.6	9	7	7	6	10
August	7.1	7	6	6	7	9
September	4.8		5	3	5	7
October	-1.6		-2	-2	2	0
November	-6.0		-4	-11	-3	-5
December	-13.7			-13	-14	-14
Average	-5.8	-9.5	-3.1	-7.7	-5.0	-1.4

165th lowest temperature of United States

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2023	2022	2021	2020	2019
January	43.1	47	51	61	25
February	52.7	65	53	53	53
March	57.5	0	25	53	52	71
April	38.3	38	26	33	56	45
May	20.8	43	11	12	10	21
June	14.7		25	23	6	10
July	20.3	32	21	28	16	11
August	18.6	31	22	25	8	19
September	20.3		25	27	25	26
October	20.3		16	32	32	23
November	35.9		47	53	63	18
December	52.7			83	41	42
Average	26.9	39.3	24.8	31.5	25.0	25.2

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	2023	2022	2021	2020	2019
January	16.2	14	17	18	17
February	19.0	18	19	18	18
March	19.2	7	5	17	20	22
April	14.3	11	13	13	15	17
May	13.9	15	19	13	13	13
June	13.9		18	14	13	11
July	14.6	13	13	18	14	16
August	14.4	15	16	15	13	14
September	12.4		13	11	14	12
October	13.6		13	14	14	15
November	17.1		21	13	17	17
December	18.7			23	17	19
Average	14.7	13.8	15.9	14.7	14.6	14.8

2,502nd highest wind speed of United States

Average wind speed

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

Prevailing wind direction

Month	2023	2022	2021	2020	2019
January	061°	043°	030°	038°
February	058°	062°	049°	051°
March	279°	041°	119°	160°	104°
April	045°	058°	050°	078°	045°
May	061°	182°	050°	058°	050°
June		168°	160°	070°	116°
July	178°	086°	182°	172°	182°
August	074°	180°	165°	113°	191°
September		094°	018°	013°	104°
October		264°	030°	047°	287°
November		164°	052°	024°	068°
December			125°	064°	057°

Prevailing wind direction

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