October weather forecast and climate
Altamonte Springs, FL

October, the same as September, is another warm autumn month in Altamonte Springs, Florida, with temperature in the range of an average high of 83.3°F (28.5°C) and an average low of 68°F (20°C).

Temperature

In Altamonte Springs, the average high-temperature is essentially the same as in September - a moderately hot 83.3°F (28.5°C). In Altamonte Springs, Florida, the average low-temperature is 68°F (20°C).

Heat index

The average heat index is calculated to a tropical 90.5°F (32.5°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'real feel', or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (differences in body mass, height, and shape, wind, clothing). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In October, the average relative humidity is 75%.

Rainfall

In October, in Altamonte Springs, the rain falls for 12.7 days. Throughout October, 1.42" (36mm) of precipitation is accumulated. In Altamonte Springs, Florida, during the entire year, the rain falls for 172.9 days and collects up to 22.76" (578mm) of precipitation.

Daylight

In October, the average length of the day is 11.5h.

Sunshine

In Altamonte Springs, the average sunshine is 7.2h.

UV index

In October, the average daily maximum UV index in Altamonte Springs, Florida, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 in October interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in October in Altamonte Springs?

The average high-temperature, in October, in Altamonte Springs, Florida, is 83.3°F (28.5°C), while the average low-temperature is 68°F (20°C). The average heat index (a.k.a. 'feels like', 'real feel'), that combines relative humidity and air temperature, in October is estimated at 90.5°F (32.5°C).

What is the average humidity in October in Altamonte Springs?

The average relative humidity in October in Altamonte Springs is 75%.

How much does it rain in Altamonte Springs in October?

In October, in Altamonte Springs, Florida, the rain falls for 12.7 days. Throughout October, 1.42" (36mm) of precipitation is accumulated.

How many hours of daylight does Altamonte Springs have in October?

The average length of the day in October in Altamonte Springs, Florida, is 11.5h.

How long on average sun shines in October in Altamonte Springs?

In October, the average sunshine in Altamonte Springs, Florida, is 7.2h.

What is the UV index reading in October in Altamonte Springs?

In October, the average daily maximum UV index in Altamonte Springs, Florida, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to the UV radiation.
Average temperature in October - Altamonte Springs, FL
  • Average high temperature in October: 83.3°F

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).

  • Average low temperature in October: 68°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 in October - Altamonte Springs, FL
  • Average pressure in October: 29.99"

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

Average wind speed in October - Altamonte Springs, FL
  • Average wind speed in October: 6mph

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 in October - Altamonte Springs, FL
  • Average humidity in October: 75%

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

Average rainfall in October - Altamonte Springs, FL
  • Average rainfall in October: 1.42"

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 in October - Altamonte Springs, FL
  • Average rainfall days in October: 12.7 days

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 in October / Average sunshine in October - Altamonte Springs, FL
  • Average daylight in October: 11.5h

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

  • Average sunshine in October: 7.2h

The month with the most sunshine is July (Average sunshine: 10.9h).
The month with the least sunshine is December (Average sunshine: 6.1h).

Average sunshine days in October - Altamonte Springs, FL
  • Average sunshine days in October: 15.2 days

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 in October - Altamonte Springs, FL
  • Average UV index in October: 6

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 cloud cover in October - Altamonte Springs, FL
  • Average cloud cover in October: 29

The month with the most cloud cover is February (Cloud cover 37).
The month with the least cloud cover is May (Cloud cover 28).

Average visibility in October - Altamonte Springs, FL
  • Average visibility in October: 6mi

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