Weather in La Jolla Cove, La Jolla, United States in September

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Visiting La Jolla Cove, La Jolla, United States in September

September is one of the best months to visit La Jolla Cove for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.

The weather in September is slightly warmer than the previous month. September has average maximum temperatures of 28°C (82°F) which is very warm and perfect for sunbathing 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 0.2cm (0.1inches) making it extremely dry with only very rare light showers. There are just 2 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.

Sea temperatures are a cool 19°C (67°F). September is a slightly chilly month for swimming in La Jolla Cove. The sea temperature in September is marginally cooler than the previous month and temperatures continue to drop into October.

September continues to offer warm and sunny weather at La Jolla Cove, making it an ideal time for beach activities. Swimming, snorkeling, and diving are popular, and the water is still warm enough for marine life exploration. Surfing conditions can improve with the arrival of early fall swells. Also consider visiting La Jolla Cove in one of the other best months of June, July, August, for the best beach weather. Also consider one of our other suggestions for September.

Can you sunbathe in La Jolla Cove in September?

Yes, September is a great time for sunbathing in La Jolla Cove.

September has average maximum temperatures of 28°C (82°F) which is very warm and perfect for sunbathing 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 0.2cm (0.1inches) making it extremely dry with only very rare light showers. There are just 2 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 La Jolla Cove in September?

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

More about September sea temperatures.

Is September a good time to holiday in La Jolla Cove?

Yes, September is a great time for a holiday in La Jolla Cove.

September has average maximum temperatures of 28°C (82°F) which is very warm and perfect for sunbathing 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 0.2cm (0.1inches) making it extremely dry with only very rare light showers. There are just 2 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. Sea temperatures are a cool 19°C (67°F). September is a slightly chilly month for swimming in La Jolla Cove.

More about the September temperatures and sunshine.

Is La Jolla Cove warm in September?

Yes, La Jolla Cove is very warm and perfect for sunbathing on clear days in September.

The average maximum temperature in La Jolla Cove in September is 28°C (82°F). The average maximum temperature is 28°C (82°) in the previous month and 25°C (77°F) in the next month.

The average temperature in La Jolla Cove in September is 22°C (71°F). The average temperature is 22°C (72°F) in the previous month and 19°C (66°F) in the next month.

More info about the September temperatures and sunshine.

How sunny is La Jolla Cove in September?

The average day light hours per day in La Jolla Cove 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 La Jolla Cove in September

September sees a slight decrease in crowds at La Jolla Cove, as students return to school and the peak summer season comes to an end. However, the weather is still warm, and the beach can be relatively busy, particularly during Labor Day weekend.

Temperature in La Jolla Cove in September

The weather in September is slightly warmer than the previous month. The average maximum temperature in La Jolla Cove in September is 28°C (82°F). The average maximum temperature is 28°C (82°F) in the previous month and 25°C (77°F) in the next month.

The average temperature in La Jolla Cove in September is 22°C (71°F). The average temperature is 22°C (72°F) in the previous month and 19°C (66°F) in the next month.

The average minimum temperature in La Jolla Cove in September is 16°C (62°F). The minimum temperature is 17°C (63°F) in the previous month and 13°C (56°F) in the next month.

Sunshine in La Jolla Cove in September

The days in September are slightly shorter than the previous month and days continue to get slightly shorter into October. September has fewer hours of sunshine than the previous month and hours of sunshine continue to drop into October. During September the average day light hours are 12.4 per day in La Jolla Cove. 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 La Jolla Cove in September is typically 9.2 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 La Jolla Cove in September

The average sea water temperature in La Jolla Cove in September is 19.4°C (66.9°F) which is comfortable for swimming though some may prefer warmer water. The sea temperature in September is marginally cooler than the previous month and temperatures continue to drop into October.

Rainfall in La Jolla Cove in September

September weather is marginally wetter than the previous month and rainfall continues to rise slightly into October. September has a couple of more days of rain than the previous month and rainy days continue to rise into October. The average total rainfall in La Jolla Cove in September is 0.2cm (0.1inches) and on average there are 2 rainy days in September making it an extremely dry time to visit the beach.

Humidity in La Jolla Cove in September

The maximum dew point (an indicator of humidity) in La Jolla Cove in September is 16°C (61°F) which is OK for most but slightly uncomfortable for some. The dew point is 17°C (62°F) in the previous month and 13°C (13°F) in the next month.

The average maximum relative humidity in La Jolla Cove in September is typically 88.4%. The maximum relative humidity is 89% in the previous month and 86.1% in the next month.

The average relative humidity in La Jolla Cove in September is typically 69.4%. The average relative humidity is 71.4% in the previous month and 65.7% in the next month.

Wind Speed in La Jolla Cove in September

The average maximum wind speed in La Jolla Cove in September is typically 18KM/H (11MPH). The average maximum wind speed is 17KM/H (11MPH) in the previous month and 18KM/H (11MPH) in the next month.

The average wind speed in La Jolla Cove in September is typically 7KM/H (4MPH). The average wind speed is 6KM/H (4MPH) in the previous month and 7KM/H (5MPH) in the next month.

The average wind direction in La Jolla Cove in September is from the West-Northwest.

Monthly Averages

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