Climate Hailuoto Airfield 2020-2024

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

Calculated from historical METAR data of Oulu Airport (EFOU) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	52.2	64	48	61	40	54
February	54.2	40	58	46	62	50
March	68.0	42	75	79	79	70
April	80.0		84	81	74	79
May	82.6		91	89	69	91
June	90.3		92	88	90	93
July	85.5		76	86	93	81
August	82.3		81	87	77	91
September	64.9		57	70	74	69
October	49.9		54	56	34	46
November	33.2		42	13	43	41
December	35.9		50	48	46	19
Average	70.0	45.8	74.1	75.5	72.3	74.7

2nd best VFR conditions of Finland

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	73.3	70	73	80	70	74
February	75.4	73	77	69	73	74
March	84.5	70	89	91	87	87
April	90.0		91	93	86	91
May	91.1		97	94	80	97
June	97.0		97	97	95	97
July	94.8		90	95	97	93
August	93.1		87	95	89	97
September	85.3		82	92	87	86
October	73.8		75	75	59	73
November	59.1		65	30	70	69
December	62.8		75	69	73	58
Average	85.0	70.8	87.1	87.9	84.4	88.3

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	-5.4	-10	-2	-5	-7	1
February	-5.7	-5	-2	-3	-9	-1
March	-1.6	0	-3	2	0	1
April	5.5		6	5	6	4
May	12.1		14	13	12	11
June	18.7		19	19	21	21
July	20.9		19	21	23	19
August	18.9		21	20	18	19
September	13.2		16	12	11	14
October	5.9		3	7	7	8
November	0.7		-3	0	0	4
December	-3.4		-6	-4	-6	0
Average	5.7	-5.4	7.0	7.6	6.3	8.4

17th highest temperature of Finland

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	-11.2	-17	-7	-11	-12	-4
February	-12.2	-10	-9	-11	-17	-7
March	-9.7	-5	-12	-7	-8	-5
April	-4.9		-4	-3	-1	-3
May	3.0		4	2	4	2
June	9.4		8	8	11	12
July	12.2		12	11	14	11
August	10.6		12	10	10	10
September	6.2		9	5	4	6
October	0.9		-3	2	3	3
November	-4.5		-7	-4	-5	0
December	-8.7		-11	-9	-12	-4
Average	-2.6	-11.2	-1.3	-1.7	-1.3	1.8

15th lowest temperature of Finland

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	35.4	26	25	20	53	23
February	30.3	28	24	38	33	25
March	22.1	26	25	10	24	13
April	12.7		10	14	16	13
May	11.3		8	11	19	7
June	7.5		8	9	6	5
July	8.3		14	10	3	16
August	9.6		9	10	16	4
September	12.2		13	9	13	15
October	18.2		23	12	27	21
November	21.4		26	19	23	16
December	38.1		53	47	38	40
Average	16.2	26.5	15.1	13.4	17.3	13.0

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	7.7	7	8	9	7	9
February	7.5	8	8	7	7	9
March	8.0	7	7	8	8	10
April	7.6		7	7	8	10
May	8.3		8	8	8	8
June	8.0		7	8	7	8
July	6.6		6	6	7	6
August	7.2		7	7	8	7
September	7.5		7	8	8	8
October	7.4		7	7	8	8
November	7.3		7	6	7	9
December	7.1		6	7	7	8
Average	7.5	7.3	7.1	7.4	7.6	8.0

17th highest wind speed of Finland

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	206°	193°	284°	102°	218°
February	175°	216°	166°	135°	207°
March	175°	293°	259°	268°	241°
April		095°	309°	282°	312°
May		271°	287°	008°	295°
June		315°	260°	284°	283°
July		349°	251°	279°	187°
August		138°	218°	094°	261°
September		222°	058°	305°	223°
October		342°	204°	171°	126°
November		083°	157°	198°	217°
December		128°	134°	041°	139°

Prevailing wind direction

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