September Weather
Climate patterns and historical data for Deltona
Average Temperature
80°F
Typical conditions for September in Deltona
87°F
Avg High
74°F
Avg Low
Cold
Mild
Warm
Hot
Precipitation
16.55 inches
monthly average
25.0 days with rain
Humidity
75%
average humidity
Dry
Comfortable
Humid
What to Expect
- Temperatures range from 74°F to 87°F
- Frequent rain showers—pack an umbrella
- Light, breathable clothing ideal
Climate Data Source
Based on 2021 - 2025
historical data
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Last updated
January 2026