Climate Montijo Air Base 2020-2024

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

Calculated from historical METAR data of Montijo Air Base (LPMT) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	75.0	75	82	84	69	69
February	86.0	82	96	93	76	79
March	89.5	86	86	89	97	92
April	88.6		95	91	88	82
May	92.2		96	89	93	94
June	94.4		96	97	96	97
July	92.5		97	97	92	96
August	94.1		98	87	93	91
September	94.5		92	92	96	97
October	87.3		83	87	86	88
November	80.2		65	73	94	83
December	78.0		87	73	76	77
Average	88.0	81.2	90.3	88.8	88.6	87.9

3rd best VFR conditions of Portugal

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	90.4	89	98	92	87	85
February	95.5	96	99	98	92	92
March	97.3	97	97	97	99	99
April	97.0		100	98	97	96
May	98.7		100	99	100	100
June	98.9		100	100	99	100
July	99.1		100	99	99	98
August	99.1		100	97	99	99
September	99.0		99	99	99	99
October	95.4		93	97	93	95
November	91.5		81	92	98	91
December	91.2		94	88	93	97
Average	96.3	94.1	97.1	96.8	96.6	96.4

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	15.0	16	15	16	13	15
February	17.1	18	16	18	17	18
March	18.6	18	19	18	20	19
April	20.4		25	19	21	19
May	24.7		25	26	23	25
June	26.2		28	26	26	26
July	29.0		29	31	29	31
August	29.4		31	28	29	29
September	27.2		27	26	27	27
October	24.1		25	25	25	22
November	18.4		19	19	18	19
December	15.9		15	17	17	16
Average	21.9	17.4	22.9	22.5	21.9	22.0

3rd highest temperature of Portugal

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	7.1	10	7	7	6	8
February	8.3	11	7	8	10	9
March	9.9	11	10	11	10	10
April	11.7		13	11	13	12
May	14.4		15	15	14	15
June	16.5		18	17	15	16
July	17.9		19	19	17	18
August	18.0		20	18	18	18
September	16.8		17	18	18	17
October	14.2		16	16	15	13
November	10.9		12	12	9	12
December	8.6		8	12	10	9
Average	12.7	10.3	13.3	13.5	12.8	12.9

5th lowest temperature of Portugal

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	5.5	7	6	1	6	6
February	4.6	10	1	2	11	4
March	6.0	10	4	6	1	4
April	6.7		1	4	8	10
May	2.1		0	2	2	3
June	1.9		1	2	2	1
July	0.2		0	0	1	0
August	0.3		0	0	0	1
September	1.7		4	4	1	2
October	5.8		13	5	3	9
November	7.7		7	13	1	8
December	6.8		4	14	8	12
Average	4.1	8.5	3.1	3.7	3.4	4.4

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	7.2	6	8	7	8	7
February	7.3	8	7	7	8	6
March	8.5	9	7	9	8	8
April	8.2		8	10	7	8
May	8.3		9	8	9	7
June	8.4		8	9	9	8
July	8.2		9	8	9	8
August	7.9		9	8	8	8
September	7.6		7	8	8	7
October	7.1		8	7	7	7
November	7.1		6	7	7	7
December	7.0		6	9	8	7
Average	7.8	7.9	7.7	8.0	8.1	7.4

3rd highest wind speed of Portugal

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	021°	351°	017°	327°	031°
February	302°	043°	004°	217°	348°
March	275°	271°	356°	017°	347°
April		334°	318°	270°	255°
May		324°	298°	329°	296°
June		310°	298°	318°	322°
July		332°	317°	331°	320°
August		335°	307°	325°	326°
September		266°	288°	313°	293°
October		252°	240°	321°	329°
November		288°	281°	005°	050°
December		012°	222°	325°	314°

Prevailing wind direction

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