Weatheo

Deltona Weather by Month

Average temperatures, rainfall and humidity for Deltona, United States, month by month, built from OpenWeather’s historical records. Use it to see what a typical Deltona month looks like before you travel — then check the live Deltona forecast for the days ahead.

Warmest month

July

33°C average high

Coolest month

January

11°C average low

Wettest month

September

129 mm of rain

Driest month

March

42 mm of rain

Average temperature and rainfall in Deltona by month

Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.

MonthAvg highAvg lowRecord low / highRainfallHumidityWind
January22°C11°C-2°C / 29°C
47 mm
74%13 km/h
February24°C13°C-4°C / 31°C
45 mm
73%13 km/h
March26°C15°C1°C / 33°C
42 mm
68%14 km/h
April29°C18°C8°C / 34°C
49 mm
69%14 km/h
May31°C21°C12°C / 36°C
92 mm
70%13 km/h
June32°C23°C18°C / 38°C
127 mm
77%11 km/h
July33°C24°C21°C / 38°C
108 mm
78%10 km/h
August33°C24°C21°C / 37°C
124 mm
79%11 km/h
September31°C23°C17°C / 36°C
129 mm
81%11 km/h
October29°C20°C8°C / 33°C
69 mm
77%13 km/h
November25°C16°C3°C / 32°C
61 mm
76%13 km/h
December24°C14°C-1°C / 30°C
56 mm
78%12 km/h

Best time to visit Deltona

The most comfortable time to visit Deltona is generally February and November to December, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around September, totalling about 950 mm a year.

Travellers who prefer heat should aim for July, when highs average 33°C. September is the month to avoid if rain would spoil your plans — it averages 129 mm, roughly 3× the rainfall of the driest month (March).

Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Deltona forecast for what is happening now.

Weather across United States right now