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Weather data for Grenelefe is updated regularly with the latest available observations and forecasts.

Now · 4:35 AM

Grenelefe Weather & Hourly Forecast

United States · Florida · 33844

76°F

Clear night

Feels like: 86°F

💧 Humidity 99% 🌡 Pressure 29.85 inHg 💨 Wind 2 mph 👁 Visibility 7.4 mi ☁ Clouds 10% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Grenelefe

Today

5:00 AM

Clear night

76° 💧 None 💨 2 mph H 99%29.85 inHg

8:00 AM

Thunderstorms

75° 💧 0.294 in 💨 8 mph H 98%29.97 inHg

11:00 AM

Overcast

81° 💧 0.008 in 💨 3 mph H 83%29.97 inHg

2:00 PM

Light thunderstorms

87° 💧 0.038 in 💨 2 mph H 71%29.94 inHg

5:00 PM

Severe thunderstorms

78° 💧 0.879 in 💨 5 mph H 94%29.94 inHg

8:00 PM

Light rain

76° 💧 0.030 in 💨 2 mph H 98%29.97 inHg

11:00 PM

Mostly cloudy night

76° 💧 0.000 in 💨 1 mph H 97%30.00 inHg

Tomorrow

2:00 AM

Partly cloudy night

76° 💧 0.003 in 💨 2 mph H 99%30.00 inHg

5:00 AM

Mostly cloudy night

75° 💧 0.000 in 💨 3 mph H 99%30.00 inHg

8:00 AM

Overcast

75° 💧 0.001 in 💨 4 mph H 98%30.03 inHg

11:00 AM

Partly cloudy

82° 💧 0.014 in 💨 5 mph H 78%30.06 inHg

2:00 PM

Mostly cloudy

88° 💧 0.193 in 💨 6 mph H 67%30.03 inHg

5:00 PM

Light rain

76° 💧 0.054 in 💨 3 mph H 97%30.03 inHg

8:00 PM

Overcast night

77° 💧 0.000 in 💨 2 mph H 98%30.06 inHg

11:00 PM

Overcast night

77° 💧 0.002 in 💨 1 mph H 98%30.12 inHg

Wednesday

2:00 AM

Mostly cloudy night

76° 💧 0.001 in 💨 3 mph H 99%30.09 inHg

Today

5:00 AM

Clear night

76° 💧 None 💨 2 mph H 99%29.85 inHg

6:00 AM

Fog at night

76° 💧 None 💨 1 mph H 100%29.88 inHg

7:00 AM

Fog at night

76° 💧 None 💨 2 mph H 100%29.88 inHg

8:00 AM

Thunderstorms

75° 💧 0.168 in 💨 8 mph H 98%29.97 inHg

9:00 AM

Thunderstorms

75° 💧 0.104 in 💨 6 mph H 97%29.97 inHg

10:00 AM

Light rain

77° 💧 0.021 in 💨 4 mph H 93%29.97 inHg

11:00 AM

Overcast

81° 💧 0.004 in 💨 3 mph H 83%29.97 inHg

12:00 PM

Mostly cloudy

84° 💧 0.002 in 💨 2 mph H 76%29.97 inHg

1:00 PM

Mostly cloudy

86° 💧 0.003 in 💨 2 mph H 74%29.97 inHg

2:00 PM

Light thunderstorms

87° 💧 0.004 in 💨 2 mph H 71%29.94 inHg

3:00 PM

Light thunderstorms

87° 💧 0.010 in 💨 4 mph H 70%29.91 inHg

4:00 PM

Light thunderstorms

85° 💧 0.023 in 💨 3 mph H 79%29.88 inHg

5:00 PM

Severe thunderstorms

78° 💧 0.483 in 💨 5 mph H 94%29.94 inHg

6:00 PM

Thunderstorms

77° 💧 0.257 in 💨 3 mph H 96%29.94 inHg

7:00 PM

Thunderstorms

77° 💧 0.139 in 💨 2 mph H 96%29.97 inHg

8:00 PM

Light rain

76° 💧 0.025 in 💨 2 mph H 98%29.97 inHg

9:00 PM

Light rain

76° 💧 0.005 in 💨 2 mph H 98%29.97 inHg

10:00 PM

Overcast night

76° 💧 0.000 in 💨 2 mph H 98%30.00 inHg

11:00 PM

Mostly cloudy night

76° 💧 None 💨 1 mph H 97%30.00 inHg

Tomorrow

12:00 AM

Partly cloudy night

76° 💧 None 💨 1 mph H 96%30.00 inHg

1:00 AM

Partly cloudy night

76° 💧 0.000 in 💨 1 mph H 97%30.00 inHg

2:00 AM

Partly cloudy night

76° 💧 0.001 in 💨 2 mph H 99%30.00 inHg

3:00 AM

Mostly cloudy night

76° 💧 0.001 in 💨 2 mph H 99%30.00 inHg

4:00 AM

Mostly cloudy night

75° 💧 0.001 in 💨 1 mph H 98%30.00 inHg

5:00 AM

Mostly cloudy night

75° 💧 0.000 in 💨 3 mph H 99%30.00 inHg

6:00 AM

Overcast night

75° 💧 None 💨 4 mph H 99%30.00 inHg

7:00 AM

Overcast night

75° 💧 None 💨 3 mph H 100%30.03 inHg

8:00 AM

Overcast

75° 💧 0.000 in 💨 4 mph H 98%30.03 inHg

9:00 AM

Mist

77° 💧 None 💨 5 mph H 93%30.06 inHg

10:00 AM

Overcast

80° 💧 0.001 in 💨 5 mph H 85%30.06 inHg

11:00 AM

Partly cloudy

82° 💧 0.003 in 💨 5 mph H 78%30.06 inHg

12:00 PM

Light rain

85° 💧 0.006 in 💨 5 mph H 71%30.06 inHg

1:00 PM

Light rain

87° 💧 0.005 in 💨 5 mph H 67%30.06 inHg

2:00 PM

Mostly cloudy

88° 💧 0.002 in 💨 6 mph H 67%30.03 inHg

3:00 PM

Light thunderstorms

83° 💧 0.056 in 💨 9 mph H 78%30.03 inHg

4:00 PM

Thunderstorms

77° 💧 0.136 in 💨 6 mph H 96%30.03 inHg

5:00 PM

Light rain

76° 💧 0.043 in 💨 3 mph H 97%30.03 inHg

6:00 PM

Light rain

78° 💧 0.010 in 💨 2 mph H 93%30.06 inHg

7:00 PM

Overcast

78° 💧 0.001 in 💨 3 mph H 95%30.06 inHg

8:00 PM

Overcast night

77° 💧 0.000 in 💨 2 mph H 98%30.06 inHg

9:00 PM

Overcast night

77° 💧 None 💨 2 mph H 98%30.06 inHg

10:00 PM

Overcast night

77° 💧 None 💨 1 mph H 98%30.09 inHg

11:00 PM

Overcast night

77° 💧 0.000 in 💨 1 mph H 98%30.12 inHg

Wednesday

12:00 AM

Overcast night

76° 💧 0.001 in 💨 2 mph H 99%30.12 inHg

1:00 AM

Mostly cloudy night

76° 💧 0.001 in 💨 2 mph H 99%30.12 inHg

2:00 AM

Mostly cloudy night

76° 💧 0.001 in 💨 3 mph H 99%30.09 inHg

3:00 AM

Mostly cloudy night

76° 💧 0.000 in 💨 3 mph H 99%30.09 inHg

4:00 AM

Partly cloudy night

76° 💧 None 💨 3 mph H 99%30.09 inHg

5:00 AM

Mostly cloudy night

76° 💧 None 💨 3 mph H 99%30.09 inHg

6:00 AM

Mostly cloudy night

76° 💧 None 💨 3 mph H 98%30.09 inHg

7:00 AM

Partly cloudy night

76° 💧 None 💨 4 mph H 98%30.12 inHg

8:00 AM

Sunny

77° 💧 None 💨 5 mph H 98%30.12 inHg

9:00 AM

Mostly sunny

80° 💧 0.000 in 💨 4 mph H 93%30.12 inHg

10:00 AM

Mostly sunny

82° 💧 0.002 in 💨 6 mph H 83%30.12 inHg

11:00 AM

Mostly sunny

85° 💧 0.003 in 💨 6 mph H 74%30.15 inHg

12:00 PM

Mostly sunny

87° 💧 0.003 in 💨 5 mph H 69%30.12 inHg

1:00 PM

Light rain

88° 💧 0.005 in 💨 5 mph H 65%30.12 inHg

2:00 PM

Partly cloudy

89° 💧 0.003 in 💨 5 mph H 66%30.12 inHg

3:00 PM

Light thunderstorms

88° 💧 0.002 in 💨 6 mph H 67%30.09 inHg

4:00 PM

Light thunderstorms

87° 💧 0.019 in 💨 6 mph H 73%30.06 inHg

5:00 PM

Light thunderstorms

81° 💧 0.045 in 💨 9 mph H 86%30.06 inHg

6:00 PM

Light rain

79° 💧 0.022 in 💨 4 mph H 92%30.06 inHg

7:00 PM

Light thunderstorms

77° 💧 0.064 in 💨 3 mph H 96%30.09 inHg

8:00 PM

Light rain

77° 💧 0.011 in 💨 2 mph H 98%30.09 inHg

11:00 PM

Overcast night

77° 💧 None 💨 0 mph H 98%30.09 inHg

Thursday

2:00 AM

Overcast night

77° 💧 None 💨 3 mph H 98%30.09 inHg

5:00 AM

Mostly cloudy night

76° 💧 None 💨 3 mph H 99%30.06 inHg

8:00 AM

Mostly cloudy

77° 💧 None 💨 3 mph H 99%30.09 inHg

11:00 AM

Overcast

84° 💧 None 💨 3 mph H 82%30.09 inHg

2:00 PM

Overcast

88° 💧 None 💨 4 mph H 68%30.06 inHg

5:00 PM

Light rain

81° 💧 None 💨 6 mph H 88%30.00 inHg

8:00 PM

Overcast night

77° 💧 None 💨 1 mph H 98%30.00 inHg

11:00 PM

Overcast night

76° 💧 None 💨 2 mph H 99%30.03 inHg

Friday

2:00 AM

Mostly cloudy night

75° 💧 None 💨 1 mph H 99%30.00 inHg

5:00 AM

Mostly cloudy night

75° 💧 None 💨 1 mph H 100%29.97 inHg

8:00 AM

Overcast

77° 💧 None 💨 1 mph H 100%30.00 inHg

11:00 AM

Mostly sunny

84° 💧 None 💨 3 mph H 82%30.03 inHg

2:00 PM

Light rain

89° 💧 None 💨 2 mph H 67%30.00 inHg

5:00 PM

Light rain

77° 💧 None 💨 2 mph H 96%29.94 inHg

8:00 PM

Overcast night

77° 💧 None 💨 1 mph H 95%29.97 inHg

11:00 PM

Mostly cloudy night

77° 💧 None 💨 2 mph H 97%30.00 inHg

Saturday

2:00 AM

Mostly clear night

77° 💧 None 💨 3 mph H 99%29.97 inHg

5:00 AM

Mostly clear night

76° 💧 None 💨 1 mph H 98%29.97 inHg

8:00 AM

Partly cloudy

77° 💧 None 💨 3 mph H 98%30.00 inHg

11:00 AM

Mostly sunny

84° 💧 None 💨 3 mph H 75%30.03 inHg

2:00 PM

Overcast

89° 💧 None 💨 5 mph H 65%30.00 inHg

5:00 PM

Light rain

78° 💧 None 💨 5 mph H 96%30.00 inHg

8:00 PM

Overcast night

78° 💧 None 💨 3 mph H 97%30.00 inHg

Sunday

2:00 AM

Mostly cloudy night

76° 💧 None 💨 3 mph H 99%30.03 inHg

8:00 AM

Partly cloudy

76° 💧 None 💨 4 mph H 99%30.06 inHg

2:00 PM

Mostly cloudy

88° 💧 None 💨 6 mph H 71%30.03 inHg

8:00 PM

Overcast night

78° 💧 None 💨 4 mph H 95%30.03 inHg

Monday

2:00 AM

Mostly clear night

76° 💧 None 💨 3 mph H 99%30.06 inHg

8:00 AM

Partly cloudy

77° 💧 None 💨 1 mph H 98%30.06 inHg

2:00 PM

Light rain

88° 💧 None 💨 4 mph H 66%30.06 inHg

8:00 PM

Light rain

76° 💧 None 💨 1 mph H 98%30.06 inHg

Tuesday

2:00 AM

Clear night

75° 💧 None 💨 2 mph H 99%30.06 inHg

8:00 AM

Overcast

76° 💧 None 💨 2 mph H 98%30.09 inHg

2:00 PM

Mostly sunny

89° 💧 None 💨 3 mph H 67%30.06 inHg

8:00 PM

Light rain

79° 💧 None 💨 2 mph H 97%30.03 inHg

Wednesday

2:00 AM

Clear night

76° 💧 None 💨 2 mph H 99%30.06 inHg

8:00 AM

Mostly cloudy

76° 💧 None 💨 4 mph H 99%30.06 inHg

2:00 PM

Mostly cloudy

89° 💧 None 💨 7 mph H 65%30.03 inHg

8:00 PM

Mostly clear night

79° 💧 None 💨 2 mph H 92%30.00 inHg

Thursday

2:00 AM

Clear night

77° 💧 None 💨 2 mph H 97%30.00 inHg

8:00 AM

Overcast

77° 💧 None 💨 5 mph H 97%30.03 inHg

2:00 PM

Partly cloudy

88° 💧 None 💨 5 mph H 69%30.03 inHg

8:00 PM

Clear night

80° 💧 None 💨 2 mph H 92%30.00 inHg

Friday

2:00 AM

Clear night

77° 💧 None 💨 3 mph H 95%30.03 inHg

8:00 AM

Mostly sunny

77° 💧 None 💨 3 mph H 97%30.03 inHg

2:00 PM

Sunny

88° 💧 None 💨 2 mph H 58%30.03 inHg

8:00 PM

Mostly clear night

79° 💧 None 💨 3 mph H 89%30.00 inHg

Saturday

2:00 AM

Mostly clear night

76° 💧 None 💨 3 mph H 96%30.00 inHg

8:00 AM

Mostly sunny

77° 💧 None 💨 3 mph H 97%30.00 inHg

2:00 PM

Light rain

85° 💧 None 💨 2 mph H 72%29.97 inHg

8:00 PM

Overcast night

76° 💧 None 💨 1 mph H 98%29.97 inHg

Sunday

2:00 AM

Mostly clear night

75° 💧 None 💨 1 mph H 97%29.97 inHg

8:00 AM

Overcast

75° 💧 None 💨 3 mph H 98%30.00 inHg

2:00 PM

Light rain

86° 💧 None 💨 3 mph H 70%30.00 inHg

8:00 PM

Partly cloudy night

76° 💧 None 💨 3 mph H 98%30.00 inHg

Monday

2:00 AM

Clear night

75° 💧 None 💨 2 mph H 98%30.00 inHg

8:00 AM

Overcast

75° 💧 None 💨 2 mph H 100%30.03 inHg

2:00 PM

Mostly sunny

87° 💧 None 💨 2 mph H 66%30.03 inHg

8:00 PM

Mostly cloudy night

78° 💧 None 💨 3 mph H 95%30.00 inHg

In Grenelefe and, more broadly, across the state of Florida: Temperatures will stay warm this evening, ranging from around 84 to 87 degrees. The sky will be mostly sunny with just a few clouds drifting through. Light west winds are expected, blowing at up to 7 mph, with gusts reaching around 15 mph. There is a slight chance of a brief rain shower, with an estimated total accumulation of about 0.01 inches and a maximum probability of 35%. People should be prepared for the possibility of a quick sprinkle, but widespread or heavy rain is not expected overnight. Overall, it will remain warm and relatively dry through the next few hours, with mild winds and mostly clear skies.

15-Day Weather Outlook for Grenelefe

TomorrowTomorrow

Light thunderstorms 88°/75° 💧 None 💨 9 mph

Wednesday, Sep 9Wed Sep 9

Light thunderstorms 89°/76° 💧 None 💨 9 mph

Thursday, Sep 10Thu Sep 10

Light rain 88°/76° 💧 1.769 in 💨 6 mph

Friday, Sep 11Fri Sep 11

Light rain 89°/75° 💧 0.515 in 💨 3 mph

Saturday, Sep 12Sat Sep 12

Light rain 89°/76° 💧 0.501 in 💨 5 mph

Sunday, Sep 13Sun Sep 13

Mostly cloudy 88°/76° 💧 0.039 in 💨 6 mph

Monday, Sep 14Mon Sep 14

Light rain 88°/76° 💧 0.232 in 💨 4 mph

Tuesday, Sep 15Tue Sep 15

Light rain 89°/75° 💧 0.628 in 💨 3 mph

Wednesday, Sep 16Wed Sep 16

Light rain 89°/76° 💧 0.154 in 💨 7 mph

Thursday, Sep 17Thu Sep 17

Partly cloudy 88°/77° 💧 0.105 in 💨 5 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 88°/77° 💧 0.043 in 💨 3 mph

Saturday, Sep 19Sat Sep 19

Light rain 85°/76° 💧 0.073 in 💨 3 mph

Sunday, Sep 20Sun Sep 20

Light rain 86°/75° 💧 0.216 in 💨 3 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 87°/75° 💧 0.190 in 💨 3 mph

Tuesday, Sep 22Tue Sep 22

Mostly cloudy 78°/78° 💧 0.053 in 💨 3 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Grenelefe

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Grenelefe

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 5:00 AM

PM2.5 Fine particles Good 1,4µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 2,1µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 18,7µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 2,8µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Grenelefe

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 9,8Very high 😊Good

Tomorrow UV 10,0Very high 😊Good

Wednesday UV 9,9Very high 🙂Fair

Thursday UV 9,9Very high 🙂Fair

Friday UV 7,0High 😊Good

Saturday UV 8,0Very high —Unavailable

Sunday UV 8,0Very high —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,3 9:00 AMUV 1,3 10:00 AMUV 3,3 11:00 AMUV 6,1 12:00 PMUV 8,5 1:00 PMUV 9,8 2:00 PMUV 9,7 3:00 PMUV 7,8 4:00 PMUV 4,2 5:00 PMUV 1,7 6:00 PMUV 0,5

Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Grenelefe

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · GRENELEFE, FLORIDA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

85/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:01 PM–5:48 AM

☁ Cloud cover 10% Real hourly forecast for the best viewing hour.

☾ Moonlight 21% Waning Crescent · Moon about 20° above the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 76° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min71%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Grenelefe were last refreshed today at 4:35 AM. The current forecast period extends through 09/09/2026 at 2:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.