Climate Advent Health Altamonte Springs Heliport 2020-2024

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

Calculated from historical METAR data of Executive Airport (KORL) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	84.9	83	88	79	86	86
February	84.0	86	87	78	80	83
March	88.7	80	92	83	80	94
April	90.7		86	89	86	92
May	93.2		92	97	97	89
June	92.2		91	92	93	95
July	94.8		96	92	93	97
August	93.5		93	93	96	95
September	90.8		86	81	93	94
October	90.9		87	92	96	87
November	79.9		70	64	87	85
December	83.1		88	82	79	91
Average	88.7	82.6	88.3	85.9	89.2	90.9

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met: visibility of 5 mi 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	93.5	94	94	88	93	95
February	93.1	91	95	90	95	93
March	96.4	92	98	93	95	98
April	96.9		97	95	94	98
May	97.6		95	100	100	95
June	96.2		95	95	98	97
July	97.6		98	96	97	98
August	97.1		97	96	99	98
September	95.2		93	87	97	97
October	96.5		94	96	99	95
November	89.9		85	78	94	92
December	92.2		95	94	88	97
Average	95.1	92.2	94.7	92.5	95.7	96.2

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met: visibility of 3⅛ mi 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	22.3	22	24	22	23	24
February	25.9	23	28	26	26	25
March	27.0	27	29	28	27	29
April	29.0		30	29	28	30
May	31.2		31	32	31	31
June	32.6		32	34	33	33
July	33.2		33	35	32	34
August	33.2		34	34	33	34
September	32.1		32	32	32	32
October	29.5		29	29	30	31
November	25.7		25	26	24	27
December	23.6		22	24	27	22
Average	28.2	23.7	29.0	29.3	28.6	29.2

64th 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	2024	2023	2022	2021	2020
January	12.0	12	13	12	12	13
February	15.0	12	16	14	15	14
March	16.3	17	18	17	17	18
April	18.7		20	19	18	20
May	21.2		21	23	21	20
June	23.7		23	24	24	24
July	24.3		25	25	23	25
August	25.1		26	26	25	26
September	23.6		24	23	24	24
October	21.3		21	19	21	23
November	16.8		17	18	15	20
December	14.3		14	16	17	12
Average	18.7	13.7	19.7	19.7	19.3	19.9

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	3.9	5	1	6	0	4
February	3.7	8	1	4	2	2
March	2.1	2	2	2	3	0
April	3.3		4	2	3	8
May	3.9		4	0	1	4
June	5.3		3	5	4	7
July	4.9		3	4	7	7
August	3.7		3	4	3	6
September	6.4		3	10	4	7
October	4.4		7	2	3	5
November	6.1		12	11	6	7
December	4.0		6	2	4	2
Average	4.3	4.9	3.9	4.3	3.1	4.9

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	8.2	9	7	8	8	8
February	8.2	8	9	7	9	10
March	8.5	8	9	9	9	8
April	9.0		9	9	8	9
May	8.2		8	8	9	9
June	7.0		8	7	8	6
July	6.2		6	6	7	7
August	6.6		8	6	7	6
September	7.2		6	7	6	8
October	7.9		9	7	7	8
November	7.6		7	8	7	10
December	7.5		9	6	6	7
Average	7.7	8.2	7.7	7.3	7.5	7.8

64th 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	2024	2023	2022	2021	2020
January	223°	245°	324°	256°	061°
February	290°	225°	080°	221°	229°
March	191°	231°	174°	084°	161°
April		080°	094°	088°	219°
May		074°	107°	087°	075°
June		253°	096°	150°	124°
July		245°	154°	172°	161°
August		138°	120°	140°	149°
September		047°	056°	077°	088°
October		033°	032°	046°	067°
November		030°	025°	004°	064°
December		006°	038°	260°	332°

Prevailing wind direction

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