Climate Gral. Bernardo O´Higgins Airport 2020-2024

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

Calculated from historical METAR data of Gral. Bernardo O´Higgins Airport (SCCH) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	87.0	92	89	70	79	80
February	76.1	79	46	71	73	84
March	79.2	90	89	79	76	62
April	56.6		55	60	68	14
May	48.9		47	43	53	63
June	44.5		45	41	49	29
July	54.9		51	30	50	58
August	61.8		54	53	50	74
September	68.3		69	69	100	52
October	74.9		77	73	73	69
November	80.2		83	82	76	67
December	87.1		86	99	83	80
Average	71.5	87.1	68.0	64.5	68.3	62.7

30th best VFR conditions of Chile

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	91.4	99	99	74	81	83
February	89.2	95	65	81	86	90
March	88.1	93	97	87	86	69
April	70.0		79	75	83	18
May	67.7		79	53	72	81
June	64.3		65	59	62	60
July	74.3		73	57	69	85
August	79.0		75	69	50	91
September	85.5		85	87	100	77
October	88.2		89	87	73	76
November	88.9		94	93	83	72
December	93.4		99	100	83	84
Average	83.6	95.5	84.6	77.2	79.1	74.6

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	29.7	31	30	29	29	31
February	29.9	30	31	30	28	30
March	26.3	26	28	26	26	28
April	21.0		22	19	22	23
May	15.4		16	14	16	18
June	12.5		14	12	14	12
July	12.3		13	11	12	12
August	14.0		14	14	8	14
September	16.8		15	17	11	18
October	19.3		19	20	20	22
November	23.8		21	26	24	25
December	27.1		26	28	19	28
Average	21.8	28.9	20.7	20.2	21.7	21.5

7th highest temperature of Chile

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	12.3	12	14	11	13	13
February	12.3	12	14	11	12	12
March	9.4	10	10	9	10	10
April	7.1		10	7	8	7
May	5.6		7	4	5	6
June	4.8		6	5	6	5
July	4.0		5	5	6	4
August	4.0		5	4	8	4
September	5.2		6	5	11	5
October	6.4		6	6	10	5
November	9.2		8	11	11	9
December	10.9		10	12	19	10
Average	8.2	11.2	8.3	7.2	9.3	7.4

18th lowest temperature of Chile

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	0.8	0	0	0	3	1
February	0.3	1	0	0	0	0
March	1.0	2	0	2	0	0
April	4.8		3	15	3	2
May	8.4		4	9	11	4
June	14.4		16	16	7	24
July	9.2		11	20	3	8
August	12.1		20	11	0	9
September	7.3		14	6	0	2
October	4.6		5	6	0	4
November	2.1		3	2	1	0
December	0.9		0	0	0	1
Average	4.4	0.7	5.9	6.9	3.3	3.8

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	7.9	8	7	7	8	8
February	7.5	8	9	8	6	8
March	7.4	8	7	8	6	7
April	6.8		7	8	7	8
May	6.1		7	6	6	6
June	6.8		7	6	6	8
July	6.7		6	8	6	7
August	7.1		7	7	5	9
September	7.4		8	6	7	8
October	7.1		7	7	6	7
November	7.4		7	7	7	7
December	8.0		8	8	8	9
Average	7.3	7.8	7.3	7.2	6.6	7.7

7th highest wind speed of Chile

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	224°	234°	251°	236°	223°
February	231°	223°	241°	250°	229°
March	220°	236°	221°	239°	231°
April		251°	251°	237°	217°
May		247°	224°	344°	222°
June		349°	032°	348°	026°
July		353°	021°	220°	017°
August		299°	251°	039°	241°
September		324°	230°	243°	230°
October		236°	224°	223°	226°
November		246°	227°	225°	226°
December		231°	220°	218°	226°

Prevailing wind direction

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