Climate Isfahan Shahid Beheshti International Airport 2020-2024

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

Calculated from historical METAR data of Isfahan Shahid Beheshti International Airport (OIFM) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	63.8	95	29	83	52	63
February	78.2	84	77	82	71	71
March	75.1	78	80	78	72	69
April	71.6		91	69	78	59
May	72.5		89	68	80	69
June	79.8		81	81	91	71
July	75.8		74	74	74	76
August	86.2		87	97	87	79
September	82.4		88	89	84	80
October	72.0		71	82	81	68
November	55.3		66	73	45	39
December	57.1		80	49	77	24
Average	74.4	85.2	77.0	78.2	75.4	65.2

37th best VFR conditions of Iran

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	84.4	98	47	96	90	86
February	93.6	92	94	95	92	91
March	93.0	94	91	97	94	90
April	93.0		100	95	93	88
May	93.1		99	94	93	92
June	94.8		98	96	99	92
July	93.0		94	90	94	93
August	95.8		96	99	95	93
September	95.8		99	98	98	95
October	93.7		95	99	97	96
November	80.9		89	90	75	78
December	80.7		97	85	96	41
Average	91.7	94.3	92.3	94.7	93.2	87.1

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	10.2	14	6	11	11	9
February	13.4	12	12	14	16	15
March	18.5	17	19	20	21	17
April	23.7		24	27	27	22
May	29.2		30	29	30	30
June	36.1		36	36	37	36
July	37.8		39	38	38	37
August	35.9		36	35	36	37
September	32.8		33	33	34	31
October	25.5		27	27	26	24
November	16.3		18	17	16	17
December	12.2		15	11	13	9
Average	23.1	14.1	24.5	25.2	25.2	23.5

42nd highest temperature of Iran

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	-6.0	-4	-5	-7	-9	-7
February	-4.8	-3	-2	-3	-3	-4
March	1.5	1	3	2	2	1
April	6.8		6	8	8	7
May	11.1		11	10	12	11
June	16.3		17	16	16	16
July	18.8		20	19	20	19
August	16.3		16	15	17	18
September	12.3		14	13	12	11
October	6.3		8	8	5	4
November	0.4		2	1	1	1
December	-4.2		-4	-3	-4	-3
Average	5.4	-2.1	7.2	6.8	6.4	6.2

6th lowest temperature of Iran

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	2.3	1	8	1	0	1
February	3.5	10	9	2	4	1
March	2.5	3	3	5	0	3
April	2.4		0	2	0	5
May	0.8		0	0	1	0
June	0.0		0	0	0	0
July	0.0		0	0	0	0
August	0.0		0	0	0	0
September	0.0		0	0	0	0
October	0.4		1	0	0	0
November	1.8		3	2	2	4
December	1.3		0	1	2	4
Average	1.6	4.7	1.6	0.9	0.7	1.3

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	5.3	6	4	6	5	6
February	6.1	6	6	6	5	7
March	7.5	6	6	11	9	7
April	7.8		8	8	7	8
May	7.5		8	9	7	7
June	6.6		7	7	6	7
July	6.6		7	7	7	6
August	5.7		6	6	6	6
September	5.1		5	5	5	5
October	4.9		5	5	5	5
November	3.9		4	5	4	4
December	3.9		4	3	4	4
Average	6.0	6.0	6.0	6.7	5.8	5.9

42nd highest wind speed of Iran

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	229°	146°	264°	242°	270°
February	286°	246°	255°	213°	233°
March	239°	245°	229°	244°	270°
April		256°	259°	261°	227°
May		253°	252°	270°	259°
June		282°	257°	266°	271°
July		147°	071°	057°	097°
August		191°	017°	118°	224°
September		220°	249°	236°	226°
October		283°	250°	252°	258°
November		248°	241°	256°	145°
December		236°	228°	268°	149°

Prevailing wind direction

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