Climate Changsha Huanghua International Airport 2020-2024

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

Calculated from historical METAR data of Changsha Huanghua International Airport (ZGHA) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	25.4	34	52	1	53	18
February	33.6	25	24	30	39	52
March	42.7	59	42	53	36	40
April	56.3	53	71	64	25	67
May	64.1		75	46	65	69
June	71.4		77	89	76	71
July	85.5		98	97	95	72
August	92.0		95	96	85	97
September	76.3		67	99	93	58
October	52.6		64	71	43	46
November	50.1		73	51	60	50
December	31.3		52	48	36	15
Average	56.0	42.9	66.8	63.6	59.7	55.7

35th best VFR conditions of China

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	42.9	55	69	11	66	41
February	55.2	53	52	58	52	67
March	67.1	76	67	72	61	70
April	79.3	80	91	87	56	85
May	83.1		93	73	81	83
June	91.2		93	97	95	90
July	95.3		99	99	98	93
August	98.3		99	100	99	100
September	93.1		91	100	99	85
October	79.2		87	89	74	74
November	70.5		88	75	72	69
December	54.3		78	80	53	43
Average	75.3	66.1	84.5	79.2	76.4	75.7

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	9.9	11	13	9	12	9
February	11.7	9	12	8	16	15
March	17.9	19	18	20	17	18
April	23.2	24	24	25	19	23
May	27.4		28	25	27	28
June	30.7		31	31	32	31
July	34.6		36	36	35	33
August	35.4		35	37	34	36
September	31.2		30	33	34	26
October	23.7		25	25	23	22
November	19.1		20	21	19	18
December	11.9		13	11	14	10
Average	22.2	15.7	23.7	23.8	23.5	22.5

9th highest temperature of China

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	3.2	4	3	4	2	3
February	4.8	3	6	3	8	7
March	10.4	11	10	12	11	11
April	15.1	18	15	15	15	13
May	19.7		20	18	20	21
June	23.9		24	25	24	25
July	26.4		27	27	27	26
August	26.3		26	28	26	26
September	22.6		23	23	25	21
October	15.7		17	15	16	15
November	10.5		10	13	9	11
December	4.0		4	3	4	4
Average	14.5	8.9	15.5	15.8	15.5	15.2

28th lowest temperature of China

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	22.3	19	8	37	9	26
February	25.7	31	29	24	26	20
March	24.9	19	21	24	27	23
April	19.2	21	17	17	37	15
May	17.0		9	27	26	15
June	14.6		13	16	7	13
July	8.3		4	7	6	15
August	4.2		4	1	5	3
September	8.8		15	1	2	28
October	16.2		9	13	25	20
November	16.9		11	14	15	20
December	16.9		9	12	11	15
Average	16.8	22.4	12.1	15.9	16.2	17.5

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	6.0	5	6	6	6	6
February	6.2	8	6	6	6	6
March	6.0	6	6	6	6	6
April	6.4	6	7	6	6	6
May	6.4		7	5	7	6
June	6.3		6	7	6	7
July	7.2		8	8	8	6
August	6.9		6	8	6	7
September	6.6		7	8	6	6
October	6.8		5	8	8	7
November	5.9		6	6	6	7
December	6.1		6	6	5	7
Average	6.4	6.4	6.4	6.7	6.3	6.5

9th highest wind speed of China

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	339°	347°	341°	345°	348°
February	335°	342°	349°	328°	339°
March	328°	329°	336°	339°	334°
April	356°	358°	303°	342°	321°
May		235°	342°	236°	341°
June		209°	174°	210°	195°
July		193°	189°	200°	199°
August		022°	183°	312°	176°
September		341°	355°	337°	008°
October		355°	343°	347°	350°
November		334°	341°	352°	351°
December		346°	350°	340°	349°

Prevailing wind direction

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