Bar Harbor, ME Hourly Forecast
Bar Harbor temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 1 PM - around 66°
- Coolest hour: 12 AM - around 51°
- Highest rain chance: 2 AM (23%) - pack accordingly
- UV peak: 1 PM at index 6 - sun protection recommended
- Windiest: 1 PM at 12 mph
Bar Harbor hourly weather - Tuesday, September 15
In Bar Harbor, expect a high near 54°F (12°C) around 8 PM and a low of 52°F (11°C) near 11 PM; precipitation risk peaks at 21% around 8 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 8 PM | Overcast | 54° | 52° | 21% | 4 mph SW | 74% | 0 | |
| 9 PM | Overcast | 53° | 51° | 21% | 4 mph SW | 76% | 0 | |
| 10 PM | Clear | 53° | 51° | 9% | 4 mph WSW | 76% | 0 | |
| 11 PM | Clear | 52° | 50° | 10% | 4 mph WSW | 79% | 0 |
Bar Harbor hourly weather - Wednesday, September 16
In Bar Harbor, expect a high near 66°F (19°C) around 1 PM and a low of 51°F (11°C) near 12 AM; precipitation risk peaks at 23% around 2 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 51° | 50° | 10% | 4 mph SSW | 80% | 0 | |
| 1 AM | Partly Cloudy | 51° | 50° | 13% | 4 mph SW | 82% | 0 | |
| 2 AM | Overcast | 53° | 50° | 23% | 5 mph SW | 78% | 0 | |
| 3 AM | Partly Cloudy | 55° | 52° | 12% | 4 mph SW | 73% | 0 | |
| 4 AM | Overcast | 53° | 51° | 23% | 5 mph SW | 79% | 0 | |
| 5 AM | Overcast | 55° | 52° | 19% | 4 mph SW | 74% | 0 | |
| 6 AM | Overcast | 56° | 53° | 21% | 5 mph SSW | 75% | 0 | |
| 7 AM | Overcast | 56° | 53° | 21% | 6 mph SSW | 77% | 0 | |
| 8 AM | Overcast | 57° | 54° | 20% | 6 mph SW | 76% | 0 | |
| 9 AM | Cloudy | 59° | 55° | 15% | 8 mph SSW | 71% | 1 | |
| 10 AM | Partly Cloudy | 60° | 56° | 8% | 9 mph SW | 69% | 2 | |
| 11 AM | Partly Cloudy | 64° | 58° | 6% | 10 mph SSW | 62% | 4 | |
| 12 PM | Cloudy | 65° | 59° | 10% | 12 mph SSW | 62% | 6 | |
| 1 PM | Partly Cloudy | 66° | 59° | 6% | 12 mph SSW | 62% | 6 | |
| 2 PM | Partly Cloudy | 65° | 59° | 9% | 12 mph SSW | 62% | 4 | |
| 3 PM | Overcast | 64° | 58° | 17% | 12 mph SSW | 67% | 3 | |
| 4 PM | Overcast | 62° | 57° | 19% | 11 mph SW | 74% | 1 | |
| 5 PM | Partly Cloudy | 62° | 58° | 10% | 10 mph SW | 75% | 1 | |
| 6 PM | Sunny | 60° | 58° | 10% | 7 mph SW | 80% | 0 | |
| 7 PM | Clear | 57° | 56° | 13% | 5 mph SW | 90% | 0 | |
| 8 PM | Clear | 56° | 55° | 15% | 5 mph SW | 94% | 0 | |
| 9 PM | Mist | 56° | 55° | 19% | 4 mph WSW | 94% | 0 | |
| 10 PM | Mist | 56° | 55° | 19% | 4 mph W | 94% | 0 | |
| 11 PM | Mist | 56° | 55° | 20% | 4 mph WNW | 94% | 0 |
Bar Harbor hourly weather - Thursday, September 17
In Bar Harbor, expect a high near 67°F (19°C) around 11 AM and a low of 55°F (13°C) near 6 AM; precipitation risk peaks at 84% around 9 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Overcast | 56° | 55° | 32% | 4 mph W | 93% | 0 | |
| 1 AM | Partly Cloudy | 58° | 57° | 20% | 3 mph W | 89% | 0 | |
| 2 AM | Partly Cloudy | 57° | 56° | 19% | 4 mph WNW | 90% | 0 | |
| 3 AM | Partly Cloudy | 57° | 56° | 20% | 5 mph NNW | 90% | 0 | |
| 4 AM | Cloudy | 57° | 56° | 26% | 4 mph N | 93% | 0 | |
| 5 AM | Mist | 56° | 55° | 24% | 5 mph NNE | 96% | 0 | |
| 6 AM | Mist | 55° | 53° | 26% | 6 mph NNE | 96% | 0 | |
| 7 AM | Cloudy | 55° | 53° | 26% | 5 mph NNE | 90% | 0 | |
| 8 AM | Overcast | 58° | 54° | 20% | 7 mph NNE | 76% | 1 | |
| 9 AM | Partly Cloudy | 62° | 59° | 10% | 6 mph NE | 65% | 2 | |
| 10 AM | Overcast | 65° | 63° | 14% | 5 mph ENE | 59% | 3 | |
| 11 AM | Overcast | 67° | 65° | 13% | 5 mph E | 58% | 4 | |
| 12 PM | Overcast | 67° | 64° | 15% | 6 mph SE | 61% | 4 | |
| 1 PM | Overcast | 66° | 63° | 15% | 7 mph SE | 64% | 4 | |
| 2 PM | Overcast | 66° | 63° | 16% | 7 mph SE | 65% | 4 | |
| 3 PM | Overcast | 64° | 61° | 16% | 8 mph SE | 69% | 3 | |
| 4 PM | Overcast | 63° | 60° | 20% | 7 mph SSE | 74% | 2 | |
| 5 PM | Partly Cloudy | 62° | 61° | 14% | 4 mph S | 80% | 1 | |
| 6 PM | Overcast | 60° | 60° | 28% | 3 mph SSE | 87% | 0 | |
| 7 PM | Mist | 57° | 57° | 39% | 3 mph SSE | 96% | 0 | |
| 8 PM | Light drizzle | 58° | 58° | 49% | 4 mph SSE | 95% | 0 | |
| 9 PM | Light rain | 58° | 58° | 84% | 5 mph SSE | 99% | 0 | |
| 10 PM | Fog | 59° | 58° | 47% | 6 mph S | 100% | 0 | |
| 11 PM | Light drizzle | 59° | 60° | 69% | 4 mph SW | 100% | 0 |
Quick answers for the hours ahead
What is the warmest hour in Bar Harbor today?
Will it rain in Bar Harbor tonight?
When is the UV index highest in Bar Harbor today?
Bar Harbor hour-by-hour: what to expect
Over the next 24 hours in Bar Harbor, temperatures range from 51°F (11°C) around 12 AM up to 66°F (19°C) near 1 PM - right in line with the typical September high of 68°F (20°C).
A stray shower can't be ruled out - Rain chances top out at 23% around 2 AM.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Bar Harbor 14-day forecast or the monthly climate averages.