Seaside (United States of America) in general has a mild climate. The day temperatures range from 9.8 °C (49.6 °F) in December to 20.5 °C (68.9 °F) in August. The highest night temperatures could be experienced in August with 11.2 °C (52.2 °F), the lowest in December with 2.2 °C (36.0 °F). Sea temperatures are in the following range: 9.2 °C (48.6 °F) in February to 14.7 °C (58.5 °F) in August. The least rainy month in Seaside is August with its 6 days of rain, the rainiest month is November, when it rains 21 days.

January weather

The wet season continues in Seaside. The night temperature rise's start could be observed, with its value of 3.0 °C (37.4 °F), and the beginning of the rise of the day temperature could be noticed as well in January. The number of sun hours (without clouds) starts to rise, with its value of 3 hours.

February weather

The day temperature continues to rise, with its value of 11.3 °C (52.3 °F) in Seaside, while the sea temperature is on its minimum, the value of this measure is 9.2 °C (48.6 °F). There is pending wet season. The beginning of the descent of the number of rainy days could be noticed, with its value being 19 days, and the beginning of the descent of the rainfall amount could be noticed too in this month. The number of sun hours (without clouds) continues to rise, with its value of 4 hours.

March weather

The day temperature continues to rise, with its value being 12.1 °C (53.8 °F) in Seaside, while the beginning of the rise of the night temperature could be noticed in this month. There is pending wet season. The rainfall amount starts to rise, with its value of 225 mm (8.86 in), and the number of rainy days rise's start could be observed too, with its value of 20 days. The rise of the number of sun hours (without clouds) can be observed, with its value being 5 hours.

April weather

The day temperature rises similarly to the previous month, with its value of 13.6 °C (56.5 °F) in Seaside, while the sea temperature rise's start could be observed, with its value being 10.4 °C (50.7 °F). The beginning of the descent of the number of rainy days could be noticed, the value of this measure is 18 days, and the beginning of the descent of the rainfall amount could be noticed too in this month. The night temperature rises similarly to the previous month, its value is 4.6 °C (40.3 °F). The number of sun hours (without clouds) continues to rise, the value of this measure is 7 hours.

May weather

The day temperature rises similarly to the previous month, with its value being 15.9 °C (60.6 °F) in Seaside, and the sea temperature rises similarly to the previous month too, its value is 12.2 °C (53.9 °F). The number of rainy days continues to descent, its value is 14 days, and the descent of the rainfall amount can be observed as well, the value of this measure is 100 mm (3.94 in). The number of sun hours (without clouds) continues to rise, its value is 8 hours. The night temperature continues to rise, the value of this measure is 7.0 °C (44.6 °F).

June weather

The sea temperature continues to rise, with its value being 13.8 °C (56.9 °F) in Seaside, and the day temperature continues to rise too, with its value of 17.7 °C (63.9 °F). The number of rainy days continues to descent, with its value being 11 days. The night temperature rises similarly to the previous month, its value is 9.3 °C (48.7 °F). The rise of the number of sun hours (without clouds) can be observed, its value is 8 hours. The day length is on its maximum in this month.

July weather

The rise of the day temperature can be observed in Seaside, and the sea temperature continues to rise too, with its value being 14.6 °C (58.2 °F). The tourist season is at its beginning. The number of rainy days continues to descent, its value is 6 days, while the minimum of the rainfall amount is observable in this month. The maximum of the number of sun hours (without clouds) is observable, with its value of 9 hours.

August weather

There is pending tourist season in August in Seaside. The day temperature is on its maximum, the value of this measure is 20.5 °C (68.9 °F), and the sea temperature reaches its maximum as well, the value of this measure is 14.7 °C (58.5 °F). The number of rainy days reaches its minimum, with its value being 6 days. The night temperature is on its maximum, the value of this measure is 11.2 °C (52.2 °F). The number of sun hours (without clouds) starts to descent, the value of this measure is 8 hours.

September weather

The beginning of the descent of the sea temperature could be noticed, the value of this measure is 14.1 °C (57.3 °F) in Seaside, and the night temperature starts to descent too, its value is 9.3 °C (48.7 °F). The number of rainy days starts to rise, with its value of 9 days, and the beginning of the rise of the rainfall amount could be noticed too, with its value of 70 mm (2.75 in). The wind speed is on its minimum, with its value being 3.6. The number of sun hours (without clouds) descents similarly to the previous month, the value of this measure is 7 hours.

October weather

The day temperature descent's start could be observed, with its value of 16.5 °C (61.7 °F) in Seaside, while the sea temperature descents similarly to the previous month, with its value being 12.4 °C (54.4 °F). The rise of the rainfall amount can be observed, and the number of rainy days rises similarly to the previous month as well, its value is 14 days. The night temperature continues to descent, the value of this measure is 6.5 °C (43.7 °F). The number of sun hours (without clouds) continues to descent, with its value of 5 hours.

November weather

The descent of the day temperature can be observed, with its value of 12.5 °C (54.5 °F) in Seaside, and the descent of the sea temperature can be observed as well, with its value of 11.1 °C (52.0 °F). The wet season is at its beginning. The number of rainy days reaches its maximum, the value of this measure is 21 days, and the rainfall amount reaches its maximum as well, with its value being 326 mm (12.83 in). The night temperature descents similarly to the previous month, with its value of 4.2 °C (39.6 °F).

December weather

The day temperature reaches its minimum, with its value of 9.8 °C (49.6 °F) in Seaside, while the descent of the sea temperature can be observed, its value is 9.8 °C (49.7 °F). The wet season continues. The beginning of the descent of the rainfall amount could be noticed, with its value of 309 mm (12.18 in). The night temperature reaches its minimum. The number of sun hours (without clouds) is on its minimum, its value is 2 hours.

FAQs

What is the sea temperature in July in Seaside?

The sea will reach 14.6 °C (58.2 °F) in Seaside in July. This is a sea temperature for resilient people only, most people won't enjoy swimming in such cold water or will have to use a wetsuit for water activities.

What is the temperature in Seaside during the day in August?

The average daily temperature in August in Seaside is 20.5 °C (68.9 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.

Is there a wet season in September in Seaside?

No, there is no wet season in Seaside in September - you can expect 9 days of rain during the month.