Climate and monthly weather forecast
Saint Petersburg, FL

Beautiful clear waterfront, scenic palm trees, and a straight road to St. Petersburg in Florida
Beautiful clear waterfront, scenic palm trees, and a straight road to St. Petersburg in Florida

Weather in January

January, the same as December, is another comfortable winter month in Saint Petersburg, Florida, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 67.6°F (19.8°C). With an average high-temperature of 67.6°F (19.8°C) and an average low-temperature of 55.2°F (12.9°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Saint Petersburg, is a pleasant month, with an average temperature fluctuating between 57.9°F (14.4°C) and 70.3°F (21.3°C). In February, the average high-temperature is essentially the same as in January - a pleasant 70.3°F (21.3°C). Weather in February »

Weather in March

March, the first month of the spring in Saint Petersburg, is a moderately hot month, with an average temperature ranging between min 61°F (16.1°C) and max 73.6°F (23.1°C). In Saint Petersburg, the average high-temperature in March is essentially the same as in February - a moderately hot 73.6°F (23.1°C). Weather in March »

Weather in April

April, the same as March, is a moderately hot spring month in Saint Petersburg, Florida, with an average temperature fluctuating between 67.5°F (19.7°C) and 79.9°F (26.6°C). In April, the average high-temperature slightly increases from 73.6°F (23.1°C) in March to a still warm 79.9°F (26.6°C). Weather in April »

Weather in May

The last month of the spring, May, is also a moderately hot month in Saint Petersburg, Florida, with an average temperature fluctuating between 72.7°F (22.6°C) and 84°F (28.9°C). In Saint Petersburg, the average high-temperature in May is essentially the same as in April - a still warm 84°F (28.9°C). Weather in May »

Weather in June

June, the first month of the summer in Saint Petersburg, is a hot month, with an average temperature ranging between min 77.9°F (25.5°C) and max 87.1°F (30.6°C). In June, the average high-temperature is relatively the same as in May - a hot 87.1°F (30.6°C). Weather in June »

Weather in July

July, like June, is a hot summer month in Saint Petersburg, Florida, with an average temperature varying between 88°F (31.1°C) and 79.3°F (26.3°C). In Saint Petersburg, the average high-temperature in July is almost the same as in June - a still hot 88°F (31.1°C). Weather in July »

Weather in August

August, the last month of the summer in Saint Petersburg, is another hot month, with an average temperature varying between 79.5°F (26.4°C) and 88.7°F (31.5°C). With an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 79.5°F (26.4°C), August is the warmest month. In August, the average heat index is calculated to be a blistering 104°F (40°C). Weather in August »

Weather in September

September, the first month of the autumn in Saint Petersburg, is also a hot month, with temperature in the range of an average low of 77.2°F (25.1°C) and an average high of 87.3°F (30.7°C). In Saint Petersburg, the average high-temperature in September is essentially the same as in August - a still tropical 87.3°F (30.7°C). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Saint Petersburg, Florida, with an average temperature ranging between min 71.8°F (22.1°C) and max 82.2°F (27.9°C). In October, the average high-temperature is practically the same as in September - a moderately hot 82.2°F (27.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a moderately hot month in Saint Petersburg, Florida, with an average temperature ranging between min 63.7°F (17.6°C) and max 75.6°F (24.2°C). In November, the average high-temperature slightly decreases from a warm 82.2°F (27.9°C) in October to a still moderately hot 75.6°F (24.2°C). Weather in November »

Weather in December

The first month of the winter, December, is also an agreeable month in Saint Petersburg, Florida, with an average temperature ranging between max 71.4°F (21.9°C) and min 59.9°F (15.5°C). In Saint Petersburg, the average high-temperature in December is practically the same as in November - an agreeable 71.4°F (21.9°C). Weather in December »
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FAQ

What is the coldest month in Saint Petersburg?

The coldest month is January, with an average high-temperature of 67.6°F (19.8°C) and an average low-temperature of 55.2°F (12.9°C).

How many days does it rain in Saint Petersburg?

Throughout the year, there are 172.1 rainfall days, and 27.2" (691mm) of precipitation is accumulated.

When is the ocean coldest in Saint Petersburg?

With an average ocean temperature of 64°F (17.8°C), January is the month with the coldest seawater in Saint Petersburg, Florida.

When is the lowest UV index in Saint Petersburg?

January is the month with the lowest UV index in Saint Petersburg, Florida, with an average maximum UV index of 4.

What is the driest month in Saint Petersburg?

The months with the least rainfall in Saint Petersburg are February and November Rain falls for 7.6 days and accumulates 0.75" (19mm) of rain.

When is Daylight Saving Time (DST) in Saint Petersburg?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Saint Petersburg, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Saint Petersburg?

With an average relative humidity of 71%, May is the least humid month.

What month has the most sunshine in Saint Petersburg?

The month with the most sunshine in Saint Petersburg, Florida, is May, with an average of 11.2h of sunshine.

When is the highest UV index in Saint Petersburg?

May through September, with an average maximum UV index of 7, are months with the highest UV index.

When are the longest days in Saint Petersburg?

The month with the longest days in Saint Petersburg is June, with an average of 13h and 52min of daylight.

What is the wettest month in Saint Petersburg?

The month with the most rainfall is July, when the rain falls for 26.2 days and typically aggregates up to 5.24" (133mm) of precipitation.

What is the warmest month in Saint Petersburg?

With an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 79.5°F (26.4°C), August is the warmest month.

What month is the ocean warmest in Saint Petersburg?

The month with the warmest seawater in Saint Petersburg, Florida, is August, with an average ocean temperature of 86.7°F (30.4°C).

What is the most humid month in Saint Petersburg?

The most humid month is December, with an average relative humidity of 76%.

What is the month with the shortest days in Saint Petersburg?

With an average of 10h and 25min of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Saint Petersburg?

December has the least sunshine of the year, with an average of 6.6h of sunshine.

Average temperature
Saint Petersburg, FL

Average temperature - Saint Petersburg, FL

The warmest month (with the highest average high temperature) is August (88.7°F).
The month with the lowest average high temperature is January (67.6°F).

The month with the highest average low temperature is August (79.5°F).
The coldest month (with the lowest average low temperature) is January (55.2°F).

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Average pressure
Saint Petersburg, FL

Average pressure - Saint Petersburg, FL

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).

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Average wind speed
Saint Petersburg, FL

Average wind speed - Saint Petersburg, FL

The windiest months (with the highest average wind speed) are January, March, October and November (8.9mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity
Saint Petersburg, FL

Average humidity - Saint Petersburg, FL

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is May (71%).

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Average rainfall
Saint Petersburg, FL

Average rainfall - Saint Petersburg, FL

The wettest month (with the highest rainfall) is July (5.24").
The driest months (with the least rainfall) are February and November (0.75").

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Average rainfall days
Saint Petersburg, FL

Average rainfall days - Saint Petersburg, FL

The month with the highest number of rainy days is July (26.2 days).
The month with the least rainy days is November (7 days).

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Average sea temperature
Saint Petersburg, FL

Average sea temperature - Saint Petersburg, FL

The best month for swimming (with the highest average sea temperature) is August (86.7°F).
The coldest month (with the lowest average sea temperature) is January (64°F).

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Average daylight / Average sunshine
Saint Petersburg, FL

Average daylight / Average sunshine - Saint Petersburg, FL

The month with the longest days is June (Average daylight: 13h and 52min).
The month with the shortest days is December (Average daylight: 10h and 25min).

The month with the most sunshine is May (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

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Average sunshine days
Saint Petersburg, FL

Average sunshine days - Saint Petersburg, FL

The month with the most sunshine days is January (22.1 days).
The month with the least sunshine days is July (3.1 days).

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Average UV index
Saint Petersburg, FL

Average UV index - Saint Petersburg, FL

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).

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Average visibility
Saint Petersburg, FL

Average visibility - Saint Petersburg, FL

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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