Orlando, FL weather in September
In September, Orlando sees highs around 90°F and lows around 72°F: hot and oppressively humid, with frequent rain. Expect about 14 wet days.
- Normal high
- 90°F
- Normal low
- 72°F
- Wet days
- 14
- 6.4 in total
- Muggy days
- 29
- dew point 65°F+
How September changes from start to finish
| September 1 | September 30 | |
|---|---|---|
| Normal high | 91°F | 88°F |
| Normal low | 74°F | 71°F |
| Chance of a wet day | 50% | 42% |
| Sunrise / sunset | 7:03 am / 7:47 pm | 7:18 am / 7:12 pm |
| Daylight | 12.7 h | 11.9 h |
Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Eastern Time).
A typical September day
- 6 am75°Fdew point 73°F
- 9 am81°Fdew point 73°F
- Noon86°Fdew point 71°F
- 3 pm86°Fdew point 71°F
- 6 pm82°Fdew point 71°F
- 9 pm78°Fdew point 72°F
NOAA hourly normals (local standard time) from Orlando Executive Airport (3 mi away); average wind 7 mph; clear or few clouds in 49% of daytime hours, mostly cloudy or overcast in 32%.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F0 of 30
- Hot dayshigh 90°F or more18 of 30
- Muggy daysdaily mean dew point 65°F or more29 of 30
- Wet daysat least 0.01 in of rain or melted snow14 of 30
- Notable rainat least 0.10 in9 of 30
- Freezing nightslow 32°F or below0 of 30
Average days per September, counted from daily records for each year 1991-2020.
Rain in September
Normal precipitation is 6.4 in; a dry September brings about 4.5 in and a wet one about 7.7 in (25th and 75th percentiles). About 4 days bring half an inch or more, and about 2 an inch or more.
How September varies from year to year
- Warmest September, 1991-20202018: average high 92°F
- Coolest September2001: average high 86°F
- Wettest September2017: 14.1 in
- Driest September2005: 1.7 in
- Highest reading96°F (September 4, 2020)
- Lowest reading62°F (September 29, 2006)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
September compared with August and October
| August | September | October | |
|---|---|---|---|
| Normal high | 92°F | 90°F | 85°F |
| Normal low | 74°F | 72°F | 66°F |
| Wet days | 17 | 14 | 8 |
| Comfortable days | 0 | 0 | 3 |
| Daylight | 13.1 h | 12.3 h | 11.5 h |
Highs change by -2°F from August and -5°F into October.
Nearby alternatives in September
- Drier: Gainesville, FL96 mi · high 88°F · 11 wet days
How Orlando ranks in September
- Normal high57th warmest of 378 cities; 5th of 23 in Florida
- Wet days357th driest of 378
- Comfortable days331st most of 342
What to pack for Orlando in September
- Light, breathable clothing – highs near 90°F and about 29 muggy days
- A rain jacket or umbrella – rain on about 14 days
Heating and cooling
September has 0 heating degree days and 480 cooling degree days (base 65°F), 12% of the year's total heating and cooling demand.
Questions
How hot is Orlando in September?
The normal high is 90°F and the normal low is 72°F. From 1991 to 2020 the hottest September reading was 96°F (most recently on September 4, 2020).
Does it rain a lot in Orlando in September?
About 14 days in September have at least 0.01 in of precipitation, and the normal total is 6.4 in. The wettest September in 1991-2020 was in 2017 (14.1 in); the driest was in 2005 (1.7 in).
Is September a good time to visit Orlando?
September ranks 10th of 12 months on our comfort score for Orlando (34 out of 100). It has almost no comfortable days and about 18 days at 90°F or hotter. The best months are January, February and March.
Where the numbers come from
- Temperature, rain, snowfall and snow depth: Orlando Intl Airport (USW00012815), 7.9 mi SSE of the city center, 90 ft . NOAA normals and daily records, 1991-2020.
- Frost dates, humidity and wind by hour and cloud cover: Orlando Executive Airport (USW00012841), 2.8 mi E of the city center, 108 ft . NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: Executive Airport (722053-12841), 2.8 mi ENE of the city center, 104 ft . Hourly observations, 1991-2020.