Climate Fasa Airport 2020-2024

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

Calculated from historical METAR data of Fasa Airport (OISF) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	82.9	96	69	73	97	82
February	82.4	85	72	88	92	88
March	77.3	86	93	67	69	86
April	79.7	95	97	65	93	67
May	84.2		98	62	98	92
June	94.4		98	80	100	99
July	77.9		73	44	82	96
August	89.6		94	97	82	81
September	90.3		91	82	99	100
October	94.2		95	97	97	95
November	89.3		91	86	88	83
December	89.2		92	90	84	90
Average	86.1	90.2	89.0	75.7	90.0	88.4

41st 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	93.6	100	94	87	100	90
February	93.3	97	92	98	98	97
March	93.3	96	99	96	94	94
April	97.1	99	100	99	100	98
May	95.7		100	88	100	99
June	99.7		100	100	100	100
July	96.7		97	87	99	100
August	99.0		100	100	100	100
September	99.8		100	100	100	100
October	100.0		100	100	100	100
November	96.8		98	98	99	96
December	96.8		99	98	97	97
Average	96.9	97.6	98.4	95.6	98.8	97.7

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	15.8	19	13	15	18	13
February	17.6	18	18	18	20	18
March	21.8	21	21	25	27	19
April	26.8	25	27	30	31	24
May	33.2		34	34	34	33
June	39.2		39	39	40	39
July	39.6		41	39	39	39
August	38.4		39	37	38	39
September	35.9		37	36	36	34
October	30.1		32	31	31	29
November	21.8		23	23	23	22
December	17.8		20	18	18	17
Average	27.3	20.6	28.5	29.0	29.6	27.2

27th 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	1.1	2	2	2	-1	1
February	2.9	2	5	3	3	2
March	6.0	6	6	6	7	4
April	10.4	11	8	11	12	9
May	15.4		15	17	16	14
June	20.1		20	21	21	19
July	22.6		23	23	23	22
August	21.8		21	21	22	23
September	17.9		19	18	17	17
October	12.5		14	12	13	10
November	6.7		8	8	7	7
December	2.6		3	4	3	3
Average	10.9	5.2	11.8	12.5	12.0	10.8

33rd 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	4.3	0	7	9	0	11
February	4.9	4	5	2	1	0
March	2.7	4	2	0	0	4
April	0.9	2	1	0	0	2
May	0.1		0	0	0	0
June	0.0		0	0	0	0
July	0.2		0	1	0	0
August	0.0		0	0	0	0
September	0.0		0	0	0	0
October	0.0		0	0	0	0
November	2.1		1	1	0	1
December	2.0		0	2	2	3
Average	1.4	2.3	1.1	0.9	0.2	1.6

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	4.3	5	3	5	4	4
February	5.2	7	5	5	4	5
March	5.9	7	5	7	8	5
April	5.9	6	5	7	6	5
May	6.7		6	9	6	5
June	6.1		6	7	7	6
July	6.1		6	7	6	6
August	6.0		7	6	7	6
September	5.1		6	5	5	5
October	4.6		6	5	5	3
November	3.9		4	4	4	4
December	3.5		4	3	4	3
Average	5.5	6.1	5.3	6.2	5.7	4.8

27th 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	208°	244°	181°	206°	167°
February	225°	197°	190°	190°	184°
March	218°	218°	210°	257°	212°
April	248°	217°	235°	244°	206°
May		259°	308°	263°	254°
June		213°	260°	230°	200°
July		211°	210°	187°	171°
August		302°	019°	204°	197°
September		216°	197°	213°	060°
October		228°	185°	196°	202°
November		210°	220°	207°	184°
December		214°	217°	177°	181°

Prevailing wind direction

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