Climate and monthly weather forecast
Altamonte Springs, FL

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Weather in January

January, the same as December, in Altamonte Springs, Florida, is another pleasant winter month, with an average temperature ranging between max 68.2°F (20.1°C) and min 51.1°F (10.6°C). January, characterized by an average high temperature of 68.2°F (20.1°C) and a low temperature of 51.1°F (10.6°C), is generally the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Altamonte Springs, is also an agreeable month, with an average temperature ranging between max 71.8°F (22.1°C) and min 54.9°F (12.7°C). Altamonte Springs experiences an average high-temperature of a still agreeable 71.8°F (22.1°C) with the onset of February, subtly varied from January's 68.2°F (20.1°C). Weather in February »

Weather in March

The first month of the spring, March, is a moderately hot month in Altamonte Springs, Florida, with temperature in the range of an average low of 58.3°F (14.6°C) and an average high of 76.1°F (24.5°C). The shift into March reveals an average high-temperature of a warm 76.1°F (24.5°C), closely mirroring February's climate. Weather in March »

Weather in April

April, like March, in Altamonte Springs, Florida, is a moderately hot spring month, with temperature in the range of an average low of 63.9°F (17.7°C) and an average high of 82°F (27.8°C). With the onset of April, Altamonte Springs experiences a subtle temperature shift, with the average high-temperature moving from 76.1°F (24.5°C) in March to a still warm 82°F (27.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a tropical month in Altamonte Springs, Florida, with an average temperature varying between 69.1°F (20.6°C) and 86.2°F (30.1°C). The weather during May records an average high-temperature of a hot 86.2°F (30.1°C), closely mirroring the preceding month. Weather in May »

Weather in June

June, the first month of the summer in Altamonte Springs, is also a hot month, with an average temperature varying between 89.6°F (32°C) and 74.1°F (23.4°C). Altamonte Springs ushers in June with an average high-temperature of a still tropical 89.6°F (32°C), showing a close resemblance to the previous month. Weather in June »

Weather in July

July, like June, is another hot summer month in Altamonte Springs, Florida, with an average temperature fluctuating between 90.9°F (32.7°C) and 75.9°F (24.4°C). July observes an average high-temperature of a still hot 90.9°F (32.7°C), marking an insignificant difference from June's 89.6°F (32°C). Weather in July »

Weather in August

August, the last month of the summer in Altamonte Springs, is another tropical month, with temperature in the range of an average high of 91°F (32.8°C) and an average low of 76.6°F (24.8°C). The month of August, characterized by an average high of 91°F (32.8°C) and a low of 76.6°F (24.8°C), is recognized as the warmest. Throughout August, the heat index is computed to be a life-threatening hot 113°F (45°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a hot month in Altamonte Springs, Florida, with an average temperature ranging between min 74.3°F (23.5°C) and max 88.5°F (31.4°C). Altamonte Springs experiences a recorded average high-temperature of a still hot 88.5°F (31.4°C) in September, closely aligned with August's 91°F (32.8°C). Weather in September »

Weather in October

October, like September, in Altamonte Springs, Florida, is another warm autumn month, with an average temperature fluctuating between 83.3°F (28.5°C) and 68°F (20°C). An average high-temperature of a warm 83.3°F (28.5°C) marks October, exhibiting a close resemblance to the conditions in September. Weather in October »

Weather in November

The last month of the autumn, November, is another warm month in Altamonte Springs, Florida, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 75.7°F (24.3°C). Altamonte Springs records a mild change in average high-temperature during November, easing from a moderately hot 83.3°F (28.5°C) in October to a still warm 75.7°F (24.3°C). Weather in November »

Weather in December

The first month of the winter, December, is still a pleasant month in Altamonte Springs, Florida, with temperature in the range of an average low of 56.3°F (13.5°C) and an average high of 72.1°F (22.3°C). December's advent notes a subtle adjustment in average high-temperature to a pleasant 72.1°F (22.3°C) from November. Weather in December »
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

Altamonte Springs's January weather reaches an average high of 68.2°F (20.1°C) and an average low of 51.1°F (10.6°C), making it the coldest month.

What is the driest month?

January and March are months with the least rain when the rain falls for 8.9 days and typically aggregates up to 0.79" (20mm) of rain.

How much does it rain in Altamonte Springs?

Throughout the year, there are 172.9 rainfall days, and 22.76" (578mm) of precipitation is accumulated.

When is the lowest UV index?

January is the month with the lowest UV index, with an average maximum UV index of 4.

What is the least humid month?

The least humid month is March, with an average relative humidity of 70%.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

When is the highest UV index?

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

When are the longest days?

June has the longest days of the year, with an average of 13h and 54min of daylight.

What month has the most sunshine?

With an average of 10.9h of sunshine, July has the most sunshine of the year.

What is the warmest month?

Altamonte Springs experiences its average highest temperatures in August, reaching a peak of 91°F (32.8°C) and a minimum of 76.6°F (24.8°C).

What is the rainiest month?

The month with the most rainfall in Altamonte Springs, Florida, is August, when the rain falls for 23.4 days and typically aggregates up to 3.82" (97mm) of precipitation.

What is the most humid month?

September is the most humid month, with an average relative humidity of 77%.

What is the month with the shortest days?

With an average of 10h and 24min of daylight, December has the shortest days of the year.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 6.1h of sunshine.

Average temperature
Altamonte Springs, FL

Average temperature - Altamonte Springs, FL

The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is January (68.2°F).

The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (51.1°F).

Average pressure
Altamonte Springs, FL

Average pressure - Altamonte Springs, FL

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

Average wind speed
Altamonte Springs, FL

Average wind speed - Altamonte Springs, FL

The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

Average humidity
Altamonte Springs, FL

Average humidity - Altamonte Springs, FL

The month with the highest relative humidity is September (77%).
The month with the lowest relative humidity is March (70%).

Average rainfall
Altamonte Springs, FL

Average rainfall - Altamonte Springs, FL

The wettest month (with the highest rainfall) is August (3.82").
The driest months (with the least rainfall) are January and March (0.79").

Average rainfall days
Altamonte Springs, FL

Average rainfall days - Altamonte Springs, FL

The month with the highest number of rainy days is August (23.4 days).
The month with the least rainy days is January (8.9 days).

Average daylight / Average sunshine
Altamonte Springs, FL

Average daylight / Average sunshine - Altamonte Springs, FL

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).

Average sunshine days
Altamonte Springs, FL

Average sunshine days - Altamonte Springs, FL

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (4.6 days).

Average UV index
Altamonte Springs, FL

Average UV index - Altamonte Springs, 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).

Average visibility
Altamonte Springs, FL

Average visibility - Altamonte Springs, 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).

Altamonte Springs, Florida, USA

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