Monterey Weather in September

With daytime temperatures of 18°C (64°F) and nighttime lows of 12°C (54°F), September in Monterey brings pleasant temperatures during the day. The perfect weather makes it an appealing time to visit.

Rainfall in Monterey in September

Past climate data indicates that roughly a single day will see rain, totalling around 2.3 mm (0.1 in) for the month. Any rain that does arrive is likely to be light drizzle rather than a proper shower.

Temperature in Monterey in September

Monterey has perfect weather in September, with days reaching 18°C (64°F) and nights cooling to 12°C (54°F). The difference between afternoon and evening temperatures is usually noticeable. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. On average, it has the peak temperatures of the year.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Monterey.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Monterey's climate page.

Monterey Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 3%  

Precipitation 2.3 mm (0.1 in)  

Rainy days a single day  

What to Wear in Monterey in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Dry conditions mean you won't need to worry about rain protection.

What To Do in Monterey in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

10/10

Walking

10/10

Camping

10/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Monterey's climate page.

More climate data for Monterey

Temperature Rainfall

See the full Monterey climate overview or explore weather in the United States of America.