Weather in Monterey County

Calculated from weather data of Salinas Municipal Airport (KSNS) between 2020 and 2024.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	16.8	16.1	15.1	19.1	18.3	15.5
February	17.5	16.8	15.5	21.1	17.8	19.0
March	17.9	17.5	15.5	19.3	17.6	16.8
April	19.1	18.6	18.3	20.3	18.1	18.1
May	19.9		19.1	21.3	19.1	22.1
June	21.9		19.6	24.1	21.3	22.8
July	21.0		22.0	21.8	18.0	21.6
August	21.9		23.8	24.0	14.4	24.5
September	23.9		21.8	26.5	23.0	25.1
October	23.8		24.8	21.1	22.8	26.1
November	20.6		21.3	18.3	22.8	20.6
December	16.9		18.3	14.0	15.4	18.1
Average	19.8	17.3	19.6	21.1	19.0	20.9

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	7	7	7	6	6
February	6.1	8	5	6	6	6
March	7.7	8	7	8	7	8
April	9.4	9	9	9	9	10
May	11.0		12	11	11	12
June	12.9		14	13	13	13
July	12.9		14	14	11	13
August	13.2		15	16	8	13
September	13.7		14	16	14	14
October	10.6		12	11	11	12
November	7.9		8	6	10	7
December	6.5		8	5	8	5
Average	9.6	7.8	10.2	10.1	9.5	9.7

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Cold and hot days

Number of days	2024	2023	2022	2021	2020
30 °C or warmer	0	6	12	6	18
25 °C or warmer	1	23	45	37	55
20 °C or warmer	17	165	200	155	203
0 °C or colder	1	0	0	0	1

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	7.7	6	21	0	6	3
February	6.5	13	13	0	4	0
March	7.4	7	10	6	3	7
April	3.6	5	1	4	1	5
May	2.2		3	0	2	2
June	0.6		1	1	1	0
July	0.2		0	0	0	0
August	0.2		1	0	0	0
September	0.7		1	2	0	0
October	1.0		1	1	1	0
November	3.6		1	4	3	1
December	6.4		7	17	10	2
Average	3.6	7.5	4.3	2.4	2.3	1.6

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 (km/h)

Month	Average	2024	2023	2022	2021	2020
January	15.0	15	17	12	15	12
February	15.7	18	18	14	12	14
March	15.5	15	18	14	16	13
April	14.6	15	14	15	15	14
May	15.7		15	17	17	16
June	15.5		14	15	17	16
July	14.8		14	15	12	15
August	13.2		13	14	7	15
September	14.0		13	15	14	13
October	13.7		14	12	16	13
November	14.2		17	13	13	14
December	14.2		14	15	16	13
Average	14.8	15.6	14.9	14.3	14.1	14.0

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	SE	SE	SE	SE	S
February	SE	S	SW	NW	W
March	SW	S	W	W	SW
April	W	W	W	NW	W
May		W	NW	NW	NW
June		NW	NW	NW	NW
July		NW	NW	NW	NW
August		NW	NW	NW	NW
September		NW	NW	NW	NW
October		W	W	W	NW
November		SE	S	SE	W
December		SE	SE	SE	S

Prevailing wind direction

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

Monterey County weather Q&A

What is the warmest month in Monterey County?

The warmest month is September with an average temperature of 24 °C over the past years.

What is the coldest month in Monterey County?

The coldest month is January with an average daytime temperature of 17 °C in the past few years.

Which month is the wettest in Monterey County?

Chance of precipitation is the highest in January with a probability of around 7.7 %.

Which month is the driest in Monterey County?

The least rainfall and snow can be expected in August. The probability is about 0.2 %.