Sebastian 7-day weather forecast

Written by:
June 8, 2026
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Sebastian 7-day weather forecast

Stacker created the forecast for Sebastian, Florida using data from OpenWeather. This week's high is 92 °F on Sunday, while the low is 77 °F on Friday. There is expected to be 1 sunny day and rain on 4 days this week.

There are currently no weather alerts.

Monday, July 20

- High of 90 °F, low of 78 °F (56% humidity)
- Partly cloudy with a 80% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 6:38 AM, sunset at 8:18 PM
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Tuesday, July 21

- High of 88 °F, low of 79 °F (59% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 6:38 AM, sunset at 8:17 PM
- First quarter moon
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Wednesday, July 22

- High of 89 °F, low of 78 °F (62% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:39 AM, sunset at 8:17 PM
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Thursday, July 23

- High of 87 °F, low of 78 °F (61% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (12 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:39 AM, sunset at 8:16 PM
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Friday, July 24

- High of 88 °F, low of 77 °F (60% humidity)
- Mostly cloudy with a 0% chance of rain
- Gentle breeze (10 mph wind)
- Sunrise at 6:40 AM, sunset at 8:16 PM
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Saturday, July 25

- High of 90 °F, low of 78 °F (58% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Gentle breeze (12 mph wind)
- Sunrise at 6:40 AM, sunset at 8:15 PM
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Sunday, July 26

- High of 92 °F, low of 78 °F (52% humidity)
- Partly sunny with a 100% chance of rain (2 mm of rain)
- Gentle breeze (8 mph wind)
- Sunrise at 6:41 AM, sunset at 8:15 PM

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