Climate Pleasanton Municipal Airport 2020-2024

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

Calculated from historical METAR data of Pleasanton Municipal Airport (KPEZ) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	76.0	67	75	81	76	74
February	64.9	78	73	75	54	73
March	74.4	70	71	89	84	67
April	75.1		65	76	73	68
May	80.5		81	85	76	90
June	85.1		87	93	82	83
July	87.9		89	92	78	88
August	92.3		94	89	92	100
September	87.7		96	90	92	87
October	81.3		83	92	87	83
November	72.5		68	66	86	74
December	73.1		83	58	67	87
Average	78.6	71.7	79.9	83.7	79.3	81.2

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	88.5	88	86	91	88	88
February	84.6	94	93	91	78	88
March	91.8	92	91	99	95	86
April	92.5		90	97	90	87
May	95.4		95	98	93	100
June	95.9		97	99	96	96
July	96.2		96	99	91	96
August	98.1		98	97	98	100
September	95.0		99	94	97	98
October	91.9		95	97	94	90
November	89.1		91	85	97	86
December	88.4		93	82	85	95
Average	92.3	91.3	93.5	94.8	92.1	92.5

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	19.7	18	22	20	20	21
February	21.5	24	23	20	18	21
March	25.9	26	27	27	26	27
April	28.6		28	31	29	28
May	32.2		31	36	31	33
June	35.4		37	39	33	34
July	36.7		38	39	32	38
August	35.9		40	37	27	38
September	34.0		38	34	36	32
October	29.1		29	30	31	30
November	23.3		22	22	25	27
December	21.1		22	22	26	22
Average	27.9	22.6	29.7	29.9	27.8	29.1

41st 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	6.7	5	8	7	7	9
February	8.6	11	9	4	6	7
March	13.3	14	15	9	12	16
April	15.8		16	18	17	15
May	20.0		20	22	20	20
June	23.0		24	23	23	23
July	23.6		24	25	22	25
August	22.0		21	25	17	24
September	18.9		21	21	22	22
October	16.0		18	16	18	16
November	11.3		13	12	11	13
December	8.5		8	13	14	6
Average	15.0	10.0	16.3	16.3	15.8	16.1

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	3.3	3	2	2	4	4
February	2.6	1	2	2	4	2
March	2.9	3	5	0	2	4
April	3.9		2	1	3	3
May	2.7		3	1	3	0
June	1.8		1	1	2	3
July	1.3		1	0	6	1
August	1.8		2	4	1	1
September	2.7		0	1	0	2
October	3.2		7	2	1	0
November	3.9		4	7	3	4
December	3.9		2	2	3	1
Average	2.7	2.0	2.7	1.7	2.4	2.0

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	5.8	6	5	6	6	6
February	6.6	6	7	8	7	7
March	7.1	6	7	10	8	7
April	7.4		8	9	8	6
May	6.9		6	8	7	6
June	6.3		6	7	6	6
July	5.8		5	7	6	6
August	5.9		6	6	5	5
September	5.0		5	4	5	6
October	5.3		6	5	6	5
November	5.1		5	6	5	5
December	5.2		5	5	5	6
Average	6.1	6.3	5.8	6.6	6.0	5.9

41st 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	014°	047°	016°	005°	111°
February	093°	077°	072°	078°	061°
March	120°	111°	171°	101°	118°
April		107°	127°	106°	087°
May		113°	148°	112°	126°
June		146°	142°	134°	124°
July		143°	149°	127°	132°
August		133°	138°	137°	143°
September		139°	110°	095°	051°
October		110°	126°	106°	108°
November		052°	067°	098°	097°
December		081°	120°	156°	262°

Prevailing wind direction

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