Climate Carrasco General Cesáreo L. Berisso International Airport 2020-2024

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

Calculated from historical METAR data of Carrasco General Cesáreo L. Berisso International Airport (SUMU) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	87.7	95	93	82	93	87
February	82.6	79	88	78	72	86
March	83.1	87	81	83	75	88
April	77.2		78	89	79	68
May	76.9		77	77	86	77
June	67.2		62	71	69	51
July	70.7		71	61	80	79
August	72.3		81	80	62	79
September	72.1		68	86	54	79
October	78.0		77	75	84	75
November	84.2		89	85	68	89
December	85.8		77	91	90	94
Average	79.8	87.2	79.1	79.8	76.3	80.2

3rd best VFR conditions of Uruguay

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	96.4	99	98	90	99	99
February	96.3	90	98	95	94	99
March	94.6	92	96	95	96	95
April	94.0		94	96	92	94
May	92.3		92	94	95	93
June	83.5		84	86	86	66
July	86.9		95	78	96	92
August	85.5		92	88	74	91
September	86.2		86	96	70	92
October	92.3		92	91	92	91
November	94.2		97	94	87	96
December	96.6		92	100	99	98
Average	92.3	93.9	93.1	91.9	90.3	92.8

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	27.6	27	29	29	27	27
February	27.2	28	29	26	26	28
March	25.3	25	29	24	25	27
April	22.5		22	22	24	22
May	18.7		20	17	18	19
June	15.9		17	14	15	16
July	15.3		17	16	16	14
August	16.8		18	16	16	18
September	18.0		18	18	18	17
October	20.2		20	20	22	20
November	23.8		23	25	24	24
December	25.9		25	27	26	26
Average	22.0	26.3	22.1	20.7	21.3	21.3

6th highest temperature of Uruguay

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	18.4	18	19	20	17	18
February	18.1	19	19	18	17	17
March	16.9	17	20	15	17	18
April	14.3		14	13	15	15
May	10.7		12	9	9	11
June	7.8		8	5	8	8
July	7.6		9	7	6	7
August	7.6		8	7	6	8
September	10.0		10	9	12	8
October	11.5		11	11	12	11
November	14.2		14	15	15	12
December	16.5		17	17	17	16
Average	13.4	18.1	13.2	11.9	12.4	12.2

2nd lowest temperature of Uruguay

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	7.3	3	4	10	12	1
February	10.7	8	9	18	22	3
March	9.6	8	7	15	10	9
April	11.0		9	6	10	15
May	12.4		12	11	14	10
June	12.5		6	8	17	13
July	10.2		5	10	8	5
August	8.1		3	2	8	10
September	11.0		13	3	17	9
October	11.1		11	17	6	9
November	7.2		7	5	10	1
December	7.5		14	5	1	7
Average	9.4	6.0	8.3	9.2	10.8	7.2

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	9.3	9	9	10	9	9
February	9.3	10	9	10	10	10
March	9.0	8	8	9	9	9
April	8.3		6	7	8	11
May	8.1		6	9	9	9
June	7.9		6	7	9	8
July	8.9		9	9	9	9
August	8.5		9	8	7	9
September	9.4		11	8	10	10
October	9.6		10	10	8	10
November	9.6		10	9	10	10
December	9.6		9	9	10	10
Average	9.0	9.1	8.6	8.9	9.0	9.5

6th highest wind speed of Uruguay

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	117°	135°	121°	137°	136°
February	124°	144°	172°	151°	156°
March	109°	130°	249°	139°	113°
April		136°	047°	083°	182°
May		244°	199°	263°	260°
June		262°	248°	245°	182°
July		099°	105°	289°	283°
August		281°	157°	141°	299°
September		138°	134°	134°	156°
October		140°	152°	145°	152°
November		118°	118°	148°	123°
December		133°	135°	121°	140°

Prevailing wind direction

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