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Monterey County

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Monterey County Weather and climate

Data source:Meteostat
Update date:2025-09

Monterey County year round climate
  • Spring (March–May): Average 51–61°F, mild and comfortable climate with very little rainfall. Common activities: Hiking, flower viewing, whale watching. Suggested clothing: Light jacket, long-sleeved shirt, comfortable shoes.
  • Summer (June–August): Average 71–79°F, dry and warm climate with abundant sunshine. Common activities: Beach relaxation, water sports, exploring the Monterey Peninsula. Suggested clothing: Light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): Average 68–52°F, pleasant climate with a larger temperature difference between morning and evening, very little rainfall. Common activities: Wine tasting, visiting art galleries, enjoying autumn scenery. Suggested clothing: Light jacket or cardigan, long-sleeved shirt.
  • Winter (December–February): Average 49–51°F, cool climate with occasional rainfall, but still low overall rainfall. Common activities: Whale watching, exploring the Monterey Bay Aquarium, enjoying indoor activities. Suggested clothing: Warm jacket, sweater, comfortable shoes.
Monterey County climatological average

Annual average temperature: approx. 61.5°F / Annual rainfall: approx. 14 mm / Summer humidity: 60%–70% / Rainiest month: February

Monterey County monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
49.8°F
2.6
February
49.3°F
5.6
March
51.3°F
2.8
April
55.8°F
0.8
May
61.5°F
0.3
June
71.2°F
0
July
79.3°F
0
August
74.8°F
0
September
72.5°F
0
October
68°F
0
November
52.5°F
1.4
December
51.8°F
1.4
Monterey County weather for the next seven days
10/20
Monday
Sunny
85.8°F/52.5°F
10/21
Tuesday
Patchy rain nearby
83.8°F/52.6°F
10/22
Wednesday
Cloudy
67.3°F/47.3°F
10/23
Thursday
Cloudy
76.3°F/45.3°F
10/24
Friday
Sunny
79.5°F/49.9°F
10/25
Saturday
Partly Cloudy
70.3°F/49.5°F
10/26
Sunday
Sunny
70°F/45.4°F