Weather forecast for 10 daysUpper Grand Lagoon, FL

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 72°F
  • 55°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 17mphNE 47°
  • Humidity: 49%
  • UV index: 7
  • Sunrise: 6:47 am CDT
  • Sunset: 6:09 pm CDT
  • ▼
Tomorrow, on Sunday, skies are expected to be clear and full of sunshine.
A temperature range of a pleasant 71.6°F to a moderate 55.4°F is predicted.
Tomorrow, it will be colder with a forecast high that reflects November's climate of 68.9°F.
Sunrise will be at 6:47 am and sunset at 6:09 pm; tomorrow's daylight will last for 11h and 22min.

10-day overview

Daily temperatures

Warmest day: Friday 81°C.
Coldest day: tomorrow 72°C.

Chance of precipitation

Highest chance: 3%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 55°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 17mphNE 35°
  • Humidity: 62%
  • UV index: 0
  • Sunrise: 6:46 am CDT
  • Sunset: 6:10 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 72°F
  • 55°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 17mphNE 47°
  • Humidity: 49%
  • UV index: 7
  • Sunrise: 6:47 am CDT
  • Sunset: 6:09 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 75°F
  • 54°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 14mphNE 38°
  • Humidity: 54%
  • UV index: 7
  • Sunrise: 6:47 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 77°F
  • 55°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 11mphNE 38°
  • Humidity: 47%
  • UV index: 7
  • Sunrise: 6:48 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 79°F
  • 57°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 8mphNNE 27°
  • Humidity: 47%
  • UV index: 7
  • Sunrise: 6:49 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 79°F
  • 57°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 8mphNNW 336°
  • Humidity: 49%
  • UV index: 7
  • Sunrise: 6:49 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 81°F
  • 57°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphNE 37°
  • Humidity: 48%
  • UV index: 6
  • Sunrise: 6:50 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 79°F
  • 57°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 12mphNE 45°
  • Humidity: 50%
  • UV index: 6
  • Sunrise: 6:51 am CDT
  • Sunset: 6:02 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 77°F
  • 57°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 13mphNE 37°
  • Humidity: 51%
  • UV index: 6
  • Sunrise: 6:52 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 79°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 11mphNNE 23°
  • Humidity: 52%
  • UV index: 6
  • Sunrise: 6:52 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
Conditions over the next ten days suggest that primarily sunny and occasionally cloudy weather is expected.
Rainfall is not anticipated in Upper Grand Lagoon in the upcoming period.
In the upcoming period, the highest temperature will vary between 71.6°F and 80.6°F, while fluctuations in the night’s lowest temperature will be minimal, as the minimum temperature will fluctuate between 53.6°F and 57.2°F.
With the highest temperature of 80.6°F, Friday will be the warmest day; expect the coldest day on Sunday with a high of 71.6°F.
Updated: Oct 17, 2026 @ 22:32:01 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Upper Grand Lagoon, conditions will remain bright with clear skies.

Tomorrow, the maximum temperature will be 71.6°F, while the minimum temperature will be 55.4°F.
The highest temperature tomorrow will be a couple of degrees lower than the average maximum temperature in October. The lowest temperature will be uncommonly lower than the average low of 64.9°F.

On Sunday, in Upper Grand Lagoon, sunrise will be at 6:47 am and sunset at 6:09 pm (CDT).

Tomorrow, the daylight will last for 11h and 22min.