Pacifica Weather in September

September in Pacifica typically sees daytime highs of 22°C (72°F) and nighttime lows of 12°C (54°F). Minimal rainfall is typical for this month.

Rainfall in Pacifica in September

Analyzing past climate data, one can expect approximately 2 days of rain, averaging 5.7 mm (0.2 in). The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.

Temperature in Pacifica in September

September is a perfect month in Pacifica, with 22°C (72°F) during the day and 12°C (54°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. On average, it sees the highest temps of the year.

Sunshine in Pacifica in September

With approximately 270 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

Wind Speed in Pacifica in September

Average wind conditions reach 5 m/s (10 knots) in September. This creates lively weather with fresh winds that make small trees sway noticeably. Remember this is an average: some days are less windy while others have particularly active windy conditions.

Average water temperature in September

With water at 14°C (57°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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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 Pacifica's climate page.

Pacifica Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 22°C (72°F)  

Water Temperature 14°C (57°F) *  

Chance of Rain 7%  

Precipitation 5.7 mm (0.2 in)  

Rainy days 2 days  

Humidity 73% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 270 hours *  

Percentage Sunshine 73% *  

* Data from: San Francisco, the United States of America (9 KM, 5 Miles).

What to Wear in Pacifica 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. Expect water temperatures of around 14°C (57°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Pacifica in September

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

Cycling

10/10

Walking

10/10

Barbeque

9/10

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 Pacifica's climate page.

More climate data for Pacifica

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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