Sebastian 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

Sebastian 7-day weather forecast

Stacker created the forecast for Sebastian, Florida using data from OpenWeather. This week's high is 92 °F on Monday, while the low is 73 °F on Tuesday. There are expected to be 0 sunny days and rain on 6 days this week.

There are currently no weather alerts.

Monday, June 15

- High of 92 °F, low of 77 °F (53% humidity)
- Partly cloudy with a 100% chance of rain (3 mm of rain)
- Very high risk of harm from sun exposure (12 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:25 AM, sunset at 8:19 PM
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aco // Shutterstock

Tuesday, June 16

- High of 90 °F, low of 73 °F (55% humidity)
- Partly sunny with a 100% chance of rain (5 mm of rain)
- Very high risk of harm from sun exposure (12 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:25 AM, sunset at 8:19 PM
2 / 6
Alex Stemmer // Shutterstock

Wednesday, June 17

- High of 90 °F, low of 75 °F (56% humidity)
- Mostly cloudy with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (12 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:25 AM, sunset at 8:19 PM
3 / 6
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Thursday, June 18

- High of 90 °F, low of 79 °F (58% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 6:26 AM, sunset at 8:20 PM
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Andrew Lever // Shutterstock

Friday, June 19

- High of 89 °F, low of 79 °F (61% humidity)
- Mostly cloudy with a 100% chance of rain (7 mm of rain)
- Gentle breeze (10 mph wind)
- Sunrise at 6:26 AM, sunset at 8:20 PM
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Saturday, June 20

- High of 88 °F, low of 76 °F (62% humidity)
- Overcast with a 100% chance of rain (14 mm of rain)
- Gentle breeze (9 mph wind)
- Sunrise at 6:26 AM, sunset at 8:20 PM
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Sunday, June 21

- High of 89 °F, low of 73 °F (54% humidity)
- Mostly cloudy with a 79% chance of rain (0 mm of rain)
- Moderate breeze (13 mph wind)
- Sunrise at 6:26 AM, sunset at 8:20 PM
- First quarter moon

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