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Deltona, FL Weather

Live radar, hourly and 7-day forecast, and National Weather Service alerts for Deltona, Volusia County, Florida.

Updated Jul 29, 2026, 3:17 PM local time · Radar refreshes every 5 minutes

🌤️
Deltona
Mostly clear
96°F
Feels like 105°F
Wind 7 mph
Humidity 44%
Cloud cover 22%
UV index 8
Alerts 1

Active alerts (1)

Heat AdvisoryModerate
Inland Volusia; Northern Lake County; Orange; Seminole; Coastal Volusia; Southern Lake County; Inland Northern Brevard; Mainland Northern Brevard; Northern Brevard Barrier Islands
Until Jul 30, 2026, 12:00 AM
Full details
* WHAT...Heat index values up to 110 expected.

* WHERE...Volusia, Northern Brevard, Lake, Orange, and Seminole
Counties.

* WHEN...From 11 AM this morning to 8 PM EDT this evening.

* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors. Young children and
pets should never be left unattended in vehicles under any
circumstances. Take extra precautions if you work or spend time
outside. When possible reschedule strenuous activities to early
morning or evening.

Know the signs and symptoms of heat exhaustion and heat stroke. Wear
lightweight and loose fitting clothing when possible. To reduce risk
during outdoor work, the Occupational Safety and Health
Administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 9 1 1.

Deltona weather radar

Light Heavy

Next 24 hours

Now
☀️
96°F
12%
4 PM
☁️
96°F
16%
5 PM
🌤️
94°F
14%
6 PM
☁️
93°F
10%
7 PM
90°F
8%
8 PM
86°F
8%
9 PM
☀️
83°F
3%
10 PM
☁️
81°F
4%
11 PM
79°F
4%
12 AM
☁️
78°F
2%
1 AM
🌤️
78°F
3%
2 AM
☁️
78°F
2%
3 AM
☁️
79°F
2%
4 AM
☁️
79°F
5%
5 AM
☁️
80°F
7%
6 AM
☁️
80°F
12%
7 AM
🌧️
75°F
21%
8 AM
☁️
79°F
13%
9 AM
☁️
80°F
16%
10 AM
☁️
81°F
14%
11 AM
☁️
83°F
13%
12 PM
☁️
84°F
21%
1 PM
🌦️
85°F
28%
2 PM
☁️
86°F
27%

7-day forecast

Today
Jul 29
☁️
96°F
77°F
16%
Thu
Jul 30
🌧️
86°F
75°F
28%
Fri
Jul 31
🌦️
96°F
76°F
74%
Sat
Aug 1
🌦️
96°F
77°F
74%
Sun
Aug 2
⛈️
92°F
77°F
60%
Mon
Aug 3
☁️
91°F
75°F
44%
Tue
Aug 4
🌦️
95°F
75°F
44%

Weather near Deltona

3 mi DeBary, FL7 mi Sanford, FL9 mi DeLand, FL10 mi Lake Mary, FL14 mi Winter Springs, FL16 mi Oviedo, FL16 mi Casselberry, FL17 mi Wekiwa Springs, FL
Alerts are relayed from the National Weather Service and may lag the official source. In a life-threatening situation always follow weather.gov and local emergency broadcasts.