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St. Augustine, FL

93°F
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St. Augustine

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93°
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St. Augustine, FL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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3 PM

94°
RealFeel® 99°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 61%
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Thunderstorms
alerts

Extreme Heat Warning

11:00 AM Wednesday - 8:00 PM Wednesday

RealFeel Shade™98°

Heat Index109°

WindWSW 10 mph

Air QualityPoor

Max UV Index1.5 (Low)

Wind Gusts17 mph

Humidity58%

Indoor Humidity58% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Rain0.39 in

Visibility2 mi

Cloud Ceiling200 ft

4 PM

93°
RealFeel® 105°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy
alerts

Extreme Heat Warning

11:00 AM Wednesday - 8:00 PM Wednesday

RealFeel Shade™100°

Heat Index107°

WindSW 12 mph

Air QualityPoor

Max UV Index3.4 (Moderate)

Wind Gusts21 mph

Humidity59%

Indoor Humidity59% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

93°
RealFeel® 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 26%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

11:00 AM Wednesday - 8:00 PM Wednesday

RealFeel Shade™100°

Heat Index106°

WindSW 12 mph

Air QualityPoor

Max UV Index2.6 (Moderate)

Wind Gusts21 mph

Humidity59%

Indoor Humidity59% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover71%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

92°
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 26%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

11:00 AM Wednesday - 8:00 PM Wednesday

RealFeel Shade™99°

Heat Index105°

WindSW 12 mph

Air QualityPoor

Max UV Index1.7 (Low)

Wind Gusts20 mph

Humidity59%

Indoor Humidity59% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

90°
RealFeel® 98°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 32%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

11:00 AM Wednesday - 8:00 PM Wednesday

RealFeel Shade™98°

Heat Index102°

WindSW 10 mph

Air QualityPoor

Max UV Index0.7 (Low)

Wind Gusts17 mph

Humidity63%

Indoor Humidity63% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

88°
RealFeel® 94°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™94°

Heat Index97°

WindSW 10 mph

Air QualityPoor

Max UV Index0.0 (Low)

Wind Gusts15 mph

Humidity65%

Indoor Humidity65% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

86°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 58%
Chevron down
Thunderstorms

Heat Index95°

WindWSW 9 mph

Air QualityPoor

Wind Gusts14 mph

Humidity71%

Indoor Humidity71% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Rain0.06 in

Visibility5 mi

Cloud Ceiling4000 ft

10 PM

83°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

Heat Index90°

WindWSW 8 mph

Air QualityPoor

Wind Gusts10 mph

Humidity74%

Indoor Humidity74% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

81°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 43%
Chevron down
Cloudy

Heat Index87°

WindWSW 8 mph

Air QualityPoor

Wind Gusts9 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for St. Augustine

AccuWeather's hourly forecast for St. Augustine provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 94° with a RealFeel® of 99°, thunderstorms with a 61% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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Weather Near St. Augustine:

  • Fruit Cove, FL
  • Jacksonville, FL
  • Lakeside, FL
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