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South Bristol, ME Weather Forecast for 5-Days

Updated: Fri Nov 7th 2025 1:45 PM EST

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South Bristol, ME Weather – 11-7 – Scattered Showers
46° / 32°
Scattered Showers
In South Bristol, on and off showers are set to occur with highs near 46°F and lows around 32°F. The chance of rain is 91% with an estimated 0in. Winds will be strong at speeds peaking at 22mph and gusts of 33.2mph at 9 PM. The humidity will be on the higher side, averaging about 67%, the maximum being 87% at 11 PM and 54% being its lowest at 3 PM. Barometric pressure is its highest of 29.96inHg at 2 PM, a lowest point of 29.69inHg at 11 PM with an avg 29.82inHg.
South Bristol, ME Weather – 11-8 – Moderate Rain
57° / 47°
Moderate Rain
In South Bristol, it will rain at times with highs near 57°F and lows around 47°F. The chance of rain is 80% with an estimated 0.39in. Wind will be moderate, blowing around 18mph on average and gusts of 26.9mph at 12 AM. The humidity will be on the higher side, averaging about 78%, the maximum being 94% at 2 AM and 63% being its lowest at 5 PM. Barometric pressure is its highest of 29.92inHg at 10 PM, a lowest point of 29.57inHg at 5 AM with an avg 29.71inHg.
South Bristol, ME Weather – 11-9 – Scattered Showers
45° / 38°
Scattered Showers
Highs will reach 45°F with lows near 38°F in South Bristol, where scattered showers are. Rainfall predicted to have a 75% chance with an estimated 0.01in. Wind will be moderate, blowing around 13mph on average and gusts of 18.1mph at 3 PM. The humidity will be on the higher side, averaging about 73%, the maximum being 99% at 10 PM and 63% being its lowest at 11 AM. Barometric pressure is its highest of 30.11inHg at 11 AM, a lowest point of 29.93inHg at 10 PM with an avg 30.04inHg.
South Bristol, ME Weather – 11-10 – Moderate Rain
55° / 41°
Moderate Rain
Daytime highs will reach 55°F with lows dropping to 41°F in South Bristol, where it will rain at times. The chance of rain is 89% with an estimated 0.2in. Wind will be moderate, blowing around 13mph on average and gusts of 18.5mph at 11 PM. High humidity with average of 96% is anticipated, the maximum being 99% at 2 AM and 84% being its lowest at 10 PM. Barometric pressure is its highest of 29.88inHg at 12 AM, a lowest point of 29.46inHg at 2 PM with an avg 29.58inHg.
South Bristol, ME Weather – 11-11 – Scattered Showers
39° / 31°
Scattered Showers
Daytime highs will reach 39°F with lows dropping to 31°F in South Bristol, where showers likely at times. Rainfall predicted to have a 68% chance with an estimated 0.01in. Snow is likely with a 4% chance with an estimated 0in. Wind will be moderate, blowing around 18mph on average and gusts of 24.7mph at 7 AM. The humidity will be on the higher side, averaging about 70%, the maximum being 90% at 8 AM and 47% being its lowest at 2 PM. Barometric pressure is its highest of 29.78inHg at 11 PM, a lowest point of 29.59inHg at 2 AM with an avg 29.67inHg.
South Bristol, ME Weather – 11-12 – Scattered Showers
44° / 33°
Scattered Showers
Daytime highs will reach 44°F with lows dropping to 33°F in South Bristol, where on and off showers are set to occur. The chance of rain is 82% with an estimated 0.01in. Wind will be moderate, blowing around 14mph on average and gusts of 21.3mph at 12 AM. The humidity will be on the higher side, averaging about 69%, the maximum being 77% at 5 AM and 58% being its lowest at 2 PM. Barometric pressure is its highest of 29.81inHg at 2 AM, a lowest point of 29.54inHg at 11 PM with an avg 29.71inHg.

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