Weather forecast for tomorrowCasselberry, FL

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 77°F
  • 68°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.12"
  • Wind: 17mphNNE 31°
  • Humidity: 66%
  • UV index: 6
  • Sunrise: 7:28 am EDT
  • Sunset: 6:52 pm EDT
  • ▼
Tomorrow, in Casselberry, overcast skies will be the dominant feature.
Minimal precipitation is forecasted. Temperatures will experience a minor oscillation, reaching a high of a temperate 77°F and dropping to a low of a pleasant 68°F.
The forecast high is lower and more aligned with what is typical in November than in October.
Sunrise will be at 7:28 am and sunset at 6:52 pm; tomorrow's daylight will last for 11h and 25min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 77°C.
Coldest hour: 6 am 66°C.

Chance of precipitation

Highest chance: 9 pm 34%.

Hourly weather forecast

  • 12 am
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 13mphNNE 14°
  • Humidity: 73%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 13mphNNE 17°
  • Humidity: 73%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0"
  • Wind: 12mphNNE 13°
  • Humidity: 76%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 12mphNNE 17°
  • Humidity: 77%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:28 am
  • 8 am
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 12mphNNE 19°
  • Humidity: 77%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 72°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 15mphNNE 30°
  • Humidity: 68%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 12 pm
  • 75°F
  • Feels like:
    75°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 17mphNE 37°
  • Humidity: 60%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 2 pm
  • 77°F
  • Feels like:
    77°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 17mphNE 40°
  • Humidity: 59%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 75°F
  • Feels like:
    75°F
Cloudy
Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 16mphNE 38°
  • Humidity: 63%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 6 pm
  • 75°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 15mphNNE 30°
  • Humidity: 67%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:52 pm
  • 8 pm
  • 72°F
  • Feels like:
    72°F
Showers
Showers
  • Precip. probability: 39%
  • Precipitation: 0.04"
  • Wind: 12mphNNE 22°
  • Humidity: 77%
  • Pressure: 30.12"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 10 pm
  • 70°F
  • Feels like:
    72°F
Few Showers
Few Showers
  • Precip. probability: 34%
  • Precipitation: 0.04"
  • Wind: 11mphNNE 22°
  • Humidity: 82%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, primarily cloudy and occasionally rain-soaked weather is predicted.
With minimal precipitation of 0.04", rainfall is expected from 7 pm to 10 pm.
The temperature will vary between the lowest temperature of 66.2°F and the highest temperature of 77°F. The warmest part of the day will be from 1 pm to 3 pm.
The maximum temperature will be more consistent with November's average high of 75.7°F than October's 83.3°F. Tomorrow, the minimum temperature will be consistent with the average low for October.
Updated: Oct 17, 2026 @ 18:58:56 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Casselberry, the sky is expected to stay overcast for much of the day.

Tomorrow, there is a low chance of minimal precipitation in Casselberry.

Tomorrow, the highest temperature will be 77°F, while the lowest temperature will be 68°F.
The highest temperature tomorrow will be moderately lower than the average maximum temperature in October. The lowest temperature will be in line with the average low of 68°F.

On Sunday, in Casselberry, sunrise will be at 7:28 am and sunset at 6:52 pm (EDT).

In Casselberry, the length of the day tomorrow will be 11h and 25min.