Weather forecast for 10 daysCasselberry, FL

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 77°F
  • 66°F
Light Rain
Light Rain
  • Precip. probability: 65%
  • Precipitation: 0.04"
  • Wind: 13mphN 11°
  • Humidity: 69%
  • UV index: 3
  • Sunrise: 7:27 am EDT
  • Sunset: 6:53 pm EDT
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Today, patchy light rain showers will continue intermittently.
Minimal precipitation is expected. The temperature will vary between a maximum of a warm 77°F and a minimum of a breezy 66.2°F.
The expected temperature of 77°F resembles November's typical high of 75.7°F more than October's.
Sunrise was at 7:27 am and sunset will be at 6:53 pm; the daylight will last for 11h and 26min.

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
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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.

10-day overview

Daily temperatures

Warmest day: Wednesday 82°C.
Coldest period: today - tomorrow 77°C.

Chance of precipitation

Highest chance: today 65%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 77°F
  • 66°F
Light Rain
Light Rain
  • Precip. probability: 65%
  • Precipitation: 0.04"
  • Wind: 13mphN 11°
  • Humidity: 69%
  • UV index: 3
  • Sunrise: 7:27 am EDT
  • Sunset: 6:53 pm EDT
  • ▼
  • 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
  • ▼
  • Monday
  • Oct 19, 2026
  • 79°F
  • 61°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 16mphNNE 26°
  • Humidity: 71%
  • UV index: 7
  • Sunrise: 7:28 am EDT
  • Sunset: 6:51 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 81°F
  • 61°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 12mphN 11°
  • Humidity: 64%
  • UV index: 7
  • Sunrise: 7:29 am EDT
  • Sunset: 6:50 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 82°F
  • 59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 12mphN 9°
  • Humidity: 62%
  • UV index: 7
  • Sunrise: 7:30 am EDT
  • Sunset: 6:49 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 81°F
  • 59°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 11mphN 7°
  • Humidity: 60%
  • UV index: 7
  • Sunrise: 7:30 am EDT
  • Sunset: 6:48 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 81°F
  • 64°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 11mphNNE 19°
  • Humidity: 60%
  • UV index: 7
  • Sunrise: 7:31 am EDT
  • Sunset: 6:47 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 79°F
  • 64°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • Wind: 14mphNNE 24°
  • Humidity: 69%
  • UV index: 7
  • Sunrise: 7:32 am EDT
  • Sunset: 6:46 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 79°F
  • 61°F
AM Showers
AM Showers
  • Precip. probability: 36%
  • Precipitation: 0.2"
  • Wind: 15mphNNE 23°
  • Humidity: 70%
  • UV index: 7
  • Sunrise: 7:32 am EDT
  • Sunset: 6:46 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 79°F
  • 63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 13mphNNE 16°
  • Humidity: 67%
  • UV index: 7
  • Sunrise: 7:33 am EDT
  • Sunset: 6:45 pm EDT
  • ▼
Over the next ten days, a mix of gloomy, bright and rainy weather is expected.
Rainfall is expected on Saturday, Sunday, next Saturday and Sunday.
The temperature shift across days will be subtle during the next few days. Expected highs will hover between 77°F and 82.4°F, while the low temperature range extends from 59°F to 68°F.
Expect the warmest day on Wednesday, with temperatures peaking at 82.4°F; the coldest days will be Saturday and Sunday, with a maximum of 77°F.
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

Today, in Casselberry, chilly drizzle and light rainfall will make for a damp day.

There is a high chance of rainfall, but precipitation will be minimal.

Today, the highest temperature will be 77°F, while the lowest temperature will be 66.2°F.
The highest temperature will be relatively lower than the average maximum of 83.3°F in October. The lowest temperature will be in line with the average low of 68°F.

On Saturday, in Casselberry, sunrise was at 7:27 am and sunset will be at 6:53 pm (EDT).

Today, the daylight will last for 11h and 26min.

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.