Deltona weather by month
What a typical year looks like in Deltona, Florida: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at ORLANDO SANFORD AP, 14 km from Deltona; records cover 1945–2026.
The year at a glance
- Precipitation a year
- 49.6 in1261 mm
- Snow a year
- Rare
- Last spring freeze
- Jan 24
- First fall freeze
- Rare
- Heating degree days
- 557
- Cooling degree days
- 3,556
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 35°2° (heating, 99%) and 97°36° (cooling, 1%).
Month by month
Deltona in January
Highs average 71°22° and lows 50°10°, with 2.4 in60 mm of precipitation in a typical January.
- Record high
- 87°31° (2017)
- Record low
- 25°−4° (2010)
- Heating degree days
- 188
- Cooling degree days
- 47
Deltona in February
Highs average 74°23° and lows 52°11°, with 2.3 in57 mm of precipitation in a typical February.
- Record high
- 89°32° (1962)
- Record low
- 23°−5° (2026)
- Heating degree days
- 115
- Cooling degree days
- 63
Deltona in March
Highs average 78°26° and lows 56°13°, with 2.9 in72 mm of precipitation in a typical March.
- Record high
- 94°34° (2003)
- Record low
- 32°0° (1962)
- Heating degree days
- 57
- Cooling degree days
- 122
Deltona in April
Highs average 83°29° and lows 61°16°, with 2.4 in60 mm of precipitation in a typical April.
- Record high
- 97°36° (2020)
- Record low
- 40°4° (2003)
- Heating degree days
- 11
- Cooling degree days
- 230
Deltona in May
Highs average 89°31° and lows 67°19°, with 3.3 in84 mm of precipitation in a typical May.
- Record high
- 100°38° (1945)
- Record low
- 51°11° (1945)
- Heating degree days
- 0
- Cooling degree days
- 396
Deltona in June
Highs average 91°33° and lows 73°23°, with 8.2 in208 mm of precipitation in a typical June.
- Record high
- 101°38° (2004)
- Record low
- 63°17° (1959)
- Heating degree days
- 0
- Cooling degree days
- 506
Deltona in July
Highs average 93°34° and lows 74°24°, with 7.3 in185 mm of precipitation in a typical July.
- Record high
- 100°38° (1951)
- Record low
- 67°19° (1959)
- Heating degree days
- 0
- Cooling degree days
- 575
Deltona in August
Highs average 93°34° and lows 75°24°, with 6.8 in172 mm of precipitation in a typical August.
- Record high
- 100°38° (2023)
- Record low
- 65°18° (1957)
- Heating degree days
- 0
- Cooling degree days
- 575
Deltona in September
Highs average 90°32° and lows 73°23°, with 6.2 in158 mm of precipitation in a typical September.
- Record high
- 98°37° (1958)
- Record low
- 58°14° (1956)
- Heating degree days
- 0
- Cooling degree days
- 492
Deltona in OctoberThis month
Highs average 85°29° and lows 67°19°, with 3.9 in99 mm of precipitation in a typical October.
- Record high
- 97°36° (1951)
- Record low
- 40°4° (2008)
- Heating degree days
- 6
- Cooling degree days
- 334
Deltona in November
Highs average 78°26° and lows 58°15°, with 1.9 in48 mm of precipitation in a typical November.
- Record high
- 91°33° (1957)
- Record low
- 32°0° (1956)
- Heating degree days
- 44
- Cooling degree days
- 140
Deltona in December
Highs average 73°23° and lows 53°12°, with 2.2 in57 mm of precipitation in a typical December.
- Record high
- 89°32° (2016)
- Record low
- 22°−6° (1962)
- Heating degree days
- 136
- Cooling degree days
- 76