Weather in Imperial Beach, Imperial Beach, United States in September

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Visiting Imperial Beach, Imperial Beach, United States in September

September has average maximum temperatures of 24°C (76°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright. September has total rainfall of 13.9cm (5.5inches) making it extremely dry with only very rare light showers. There are just 0.7 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between. It is a great time for sunbathing in Imperial Beach. Sea temperatures are a cool 19°C (67°F). September is a slightly chilly month for swimming in Imperial Beach.

Consider visiting Imperial Beach in the months of June, July, August, October, for the best beach weather.

As summer transitions into fall, September still offers warm and sunny days at Imperial Beach. Swimming, sunbathing, and beach activities remain popular, and water temperatures are still suitable for snorkeling, diving, and surfing. Windsurfing and kitesurfing conditions can be variable, as the afternoon winds begin to decrease in strength. Also consider one of our other suggestions for September.

Can you sunbathe in Imperial Beach in September?

Yes, September is a great time for sunbathing in Imperial Beach.

September has average maximum temperatures of 24°C (76°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright. September has total rainfall of 13.9cm (5.5inches) making it extremely dry with only very rare light showers. There are just 0.7 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between.

More about September temperature and sunshine.

Can you swim in Imperial Beach in September?

Yes, September is a a slightly chilly month for swimming in Imperial Beach with cool sea temperatures 19°C (67°F).

More about September sea temperatures.

Is September a good time to holiday in Imperial Beach?

Yes, September is a good time for a holiday in Imperial Beach.

September has average maximum temperatures of 24°C (76°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright. September has total rainfall of 13.9cm (5.5inches) making it extremely dry with only very rare light showers. There are just 0.7 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between. It is a great time for sunbathing in Imperial Beach. Sea temperatures are a cool 19°C (67°F). September is a slightly chilly month for swimming in Imperial Beach.

More about the September temperatures and sunshine.

Is Imperial Beach warm in September?

Yes, Imperial Beach is nice and warm and makes sunbathing pleasant on clear days in September.

The average maximum temperature in Imperial Beach in September is 24°C (76°F). The average maximum temperature is 24°C (75°) in the previous month and 23°C (73°F) in the next month.

The average temperature in Imperial Beach in September is 20°C (69°F). The average temperature is 21°C (69°F) in the previous month and 18°C (64°F) in the next month.

More info about the September temperatures and sunshine.

How sunny is Imperial Beach in September?

The average day light hours per day in Imperial Beach in September are 12.4. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright.

More about September sunshine.

Crowds in Imperial Beach in September

As summer comes to an end, the crowds at Imperial Beach begin to decrease in September. The weather is still warm and pleasant, but with schools back in session, there are fewer families visiting the beach. Labor Day weekend may see a temporary increase in visitors.

Temperature in Imperial Beach in September

The average maximum temperature in Imperial Beach in September is 24°C (76°F). The average maximum temperature is 24°C (75°F) in the previous month and 23°C (73°F) in the next month.

The average temperature in Imperial Beach in September is 20°C (69°F). The average temperature is 21°C (69°F) in the previous month and 18°C (64°F) in the next month.

The average minimum temperature in Imperial Beach in September is 17°C (63°F). The minimum temperature is 18°C (65°F) in the previous month and 14°C (57°F) in the next month.

Sunshine in Imperial Beach in September

During September the average day light hours are 12.4 per day in Imperial Beach. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright.

The ultraviolet index in Imperial Beach in September is typically 9.3 during September. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Imperial Beach in September

The average sea water temperature in Imperial Beach in September is 19.4°C (66.9°F) which is comfortable for swimming though some may prefer warmer water.

Rainfall in Imperial Beach in September

The average total rainfall in Imperial Beach in September is 13.9cm (5.5inches) and on average there are 0.7 rainy days in September making it a quite rainy time to visit the beach.

Humidity in Imperial Beach in September

The maximum dew point (an indicator of humidity) in Imperial Beach in September is 17°C (63°F) which is OK for most but slightly uncomfortable for some. The dew point is 17°C (63°F) in the previous month and 15°C (15°F) in the next month.

The average maximum relative humidity in Imperial Beach in September is typically 87.9%. The maximum relative humidity is 85.8% in the previous month and 87.5% in the next month.

The average relative humidity in Imperial Beach in September is typically 75.4%. The average relative humidity is 74.9% in the previous month and 71.4% in the next month.

Wind Speed in Imperial Beach in September

The average maximum wind speed in Imperial Beach in September is typically 22KM/H (14MPH). The average maximum wind speed is 22KM/H (13MPH) in the previous month and 21KM/H (13MPH) in the next month.

The average wind speed in Imperial Beach in September is typically 9KM/H (5MPH). The average wind speed is 9KM/H (6MPH) in the previous month and 9KM/H (5MPH) in the next month.

The average wind direction in Imperial Beach in September is from the West.

Monthly Averages

Suggested Beaches in September

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