Cedar Key
Florida, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Cedar Key, FL

The best months for a swim in Cedar Key, Florida, are May through July, September and October, with a perfect temperature - varying between 77°F (25°C) and 84.2°F (29°C), and scarce rainfall.
The month with the coldest seawater in Cedar Key, Florida, is January, with an average ocean temperature of 58.5°F (14.7°C). Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in January »

In Cedar Key, Florida, the average seawater temperature in February is 59.4°F (15.2°C). Note: For swimming, a surface water temperature of 59.4°F (15.2°C) is not enjoyable for the majority. Weather in February »

In Cedar Key, Florida, in March, the average water temperature is 63.7°F (17.6°C). Note: For most, swimming in 63.7°F (17.6°C) is not an enjoyable activity. Weather in March »

In April, the average ocean temperature in Cedar Key, Florida, is 72.1°F (22.3°C). Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 72.1°F (22.3°C) water. Weather in April »

The perfect water temperature of 78.1°F (25.6°C) makes May a great period for swimming and other water activities in Cedar Key, Florida. In Cedar Key, the average seawater temperature in May is 78.1°F (25.6°C). Note: For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in May »

The perfect water temperature of 82.9°F (28.3°C) makes June a great period for swimming and other water activities in Cedar Key, Florida. In Cedar Key, the average water temperature is 82.9°F (28.3°C). Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods. Weather in June »

The perfect water temperature of 85.6°F (29.8°C) makes July a great period for swimming and other water activities in Cedar Key, Florida. In July, the average ocean temperature is 85.6°F (29.8°C). Note: For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in July »

August is the month with the warmest seawater in Cedar Key, Florida, with an average ocean temperature of 86.4°F (30.2°C). Note: The water temperature above 86°F (30°C) is arguably regarded as unpleasant. Weather in August »

The ideal ocean temperature of 83.8°F (28.8°C) makes September in Cedar Key, Florida, the best time for swimming and other water activities. In Cedar Key, Florida, the average water temperature is 83.8°F (28.8°C). Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. Weather in September »

An excellent water temperature of 79.2°F (26.2°C) makes October in Cedar Key, Florida, a prime for swimming and other water activities. In Cedar Key, Florida, the average seawater temperature is 79.2°F (26.2°C). Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods. Weather in October »

In November, the average ocean temperature in Cedar Key, Florida, is 71.1°F (21.7°C). Note: Swimming in 71.1°F (21.7°C) is not enjoyable for the majority. Weather in November »

In Cedar Key, Florida, the average seawater temperature in December is 62.4°F (16.9°C). Note: Swimming in 62.4°F (16.9°C) is not enjoyable for the majority. Weather in December »

What month is the ocean coldest in Cedar Key?

The month with the coldest seawater is January, with an average ocean temperature of 58.5°F (14.7°C).

When are the longest days in Cedar Key?

June has the longest days of the year, with an average of 14h of daylight.

What is the month with the warmest ocean in Cedar Key?

The month with the warmest seawater in Cedar Key is August, with an average ocean temperature of 86.4°F (30.2°C).

What is the month with the shortest days in Cedar Key?

December has the shortest days of the year, with an average of 10.3h of daylight.
Average sea temperature - Cedar Key, FL

The best month for swimming (with the highest average sea temperature) is August (30.2°C).
The coldest month (with the lowest average sea temperature) is January (14.7°C).

Average daylight - Cedar Key, FL

The month with the longest days is June (Average daylight: 14h).
The month with shortest days is December (Average daylight: 10.3h).