Climate Immola Airport 2020-2024

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

Calculated from historical METAR data of Lappeenranta Airport (EFLP) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	28.5	37	28	30		35
February	38.0	41	41	23		38
March	56.6	44	45	76	47	61
April	75.9		92	78	70	75
May	86.5		94	89	76	91
June	87.9		93	83	94	87
July	82.9		83	86	95	77
August	78.0		77	84	64	86
September	60.8		55	62	61	68
October	39.9		47	35	37	41
November	19.7		18	7	22	37
December	19.9		31	27	36
Average	63.1	41.5	67.5	66.9	68.8	69.6

20th 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	44.8	50	43	43		55
February	55.8	51	66	43		61
March	72.5	63	64	91	64	71
April	86.7		96	87	81	88
May	94.0		97	97	88	96
June	94.3		98	93	97	91
July	92.6		92	94	98	88
August	90.5		91	93	87	92
September	80.6		79	84	87	88
October	67.1		83	59	68	63
November	45.5		45	35	54	57
December	42.6		51	46	57
Average	77.1	56.0	81.9	80.4	84.0	81.8

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	-3.2	-7	-2	-3		2
February	-3.8	-4	-2	-2		1
March	1.7	3	0	4	6	4
April	7.4		10	6	8	6
May	14.4		16	13	14	14
June	20.5		21	21	24	22
July	21.3		21	22	26	20
August	20.0		21	23	18	20
September	14.0		18	12	11	16
October	7.4		6	9	9	10
November	2.3		0	2	2	5
December	-3.4		-5	-3	-7
Average	7.7	-3.4	8.5	9.0	11.6	10.7

9th 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	-8.1	-14	-6	-8		-2
February	-8.2	-9	-8	-7		-4
March	-6.6	-3	-7	-6	-1	-3
April	-2.7		-1	-3	-1	-1
May	4.2		3	3	5	3
June	9.1		6	5	13	12
July	11.3		11	8	15	11
August	10.1		11	5	11	11
September	7.0		10	5	5	8
October	2.4		0	3	5	4
November	-2.6		-4	-1	-2	0
December	-7.6		-9	-7	-12
Average	0.5	-9.5	0.4	0.0	4.4	3.7

13th 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	41.2	52	44	47		25
February	36.6	35	36	47		34
March	21.4	19	36	12	9	19
April	12.0		4	15	18	15
May	8.7		7	6	19	8
June	7.5		5	10	3	9
July	8.3		14	8	3	13
August	7.9		9	6	12	6
September	11.6		10	17	12	11
October	18.0		19	14	21	17
November	27.7		53	30	31	16
December	45.1		53	57	53
Average	17.5	32.0	18.2	16.3	14.9	13.9

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	7	7	8		9
February	7.0	7	7	8		9
March	6.9	6	8	7	7	8
April	6.8		7	7	7	8
May	6.6		7	8	7	7
June	6.3		6	6	6	6
July	5.9		7	6	6	6
August	6.1		6	6	7	6
September	6.4		7	6	7	7
October	6.7		8	7	8	6
November	6.4		7	7	7	7
December	6.1		6	6	6
Average	6.5	6.7	6.8	6.7	6.8	7.0

9th 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	242°	208°	284°		237°
February	193°	278°	204°		234°
March	196°	252°	272°	206°	232°
April		043°	346°	275°	308°
May		257°	272°	079°	345°
June		315°	232°	242°	066°
July		243°	232°	265°	228°
August		142°	176°	141°	286°
September		215°	024°	355°	236°
October		314°	239°	213°	166°
November		057°	094°	277°	217°
December		048°	125°	300°

Prevailing wind direction

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