What is the weather in Boothbay Harbor right now?

Current weather in Boothbay Harbor is light rain.

Where can I find the hourly weather forecast for Boothbay Harbor?

This page shows hourly weather forecast for Boothbay Harbor, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Boothbay Harbor updated regularly?

Weather data for Boothbay Harbor is updated regularly with the latest available observations and forecasts.

Now · 9:34 PM

Boothbay Harbor Weather & Hourly Forecast

United States · Maine · 04538

64°F

Light rain

Feels like: 60°F

💧 Humidity 94% 🌡 Pressure 29.94 inHg 💨 Wind 15 mph 👁 Visibility 2.0 mi ☁ Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Boothbay Harbor

Today

10:00 PM

Light rain

64° 💧 0.221 in 💨 15 mph H 94%29.94 inHg

Tomorrow

1:00 AM

Light rain

64° 💧 0.111 in 💨 17 mph H 98%29.80 inHg

4:00 AM

Moderate rain

65° 💧 0.254 in 💨 18 mph H 98%29.71 inHg

7:00 AM

Sunny

67° 💧 None 💨 15 mph H 97%29.68 inHg

10:00 AM

Sunny

74° 💧 None 💨 12 mph H 78%29.68 inHg

1:00 PM

Partly cloudy

80° 💧 None 💨 13 mph H 48%29.65 inHg

4:00 PM

Partly cloudy

80° 💧 None 💨 14 mph H 38%29.62 inHg

7:00 PM

Mostly cloudy night

72° 💧 None 💨 8 mph H 50%29.71 inHg

10:00 PM

Partly cloudy night

66° 💧 None 💨 8 mph H 62%29.77 inHg

Friday

1:00 AM

Overcast night

63° 💧 None 💨 8 mph H 69%29.80 inHg

4:00 AM

Clear night

60° 💧 None 💨 8 mph H 71%29.83 inHg

7:00 AM

Sunny

58° 💧 None 💨 7 mph H 74%29.88 inHg

10:00 AM

Sunny

64° 💧 None 💨 9 mph H 51%29.88 inHg

1:00 PM

Sunny

69° 💧 None 💨 9 mph H 45%29.88 inHg

4:00 PM

Sunny

70° 💧 None 💨 7 mph H 48%29.85 inHg

7:00 PM

Clear night

63° 💧 None 💨 7 mph H 59%29.91 inHg

Today

10:00 PM

Light rain

64° 💧 0.013 in 💨 15 mph H 94%29.94 inHg

11:00 PM

Light rain

64° 💧 0.074 in 💨 18 mph H 98%29.88 inHg

Tomorrow

12:00 AM

Moderate rain

64° 💧 0.134 in 💨 16 mph H 98%29.85 inHg

1:00 AM

Light rain

64° 💧 0.060 in 💨 17 mph H 98%29.80 inHg

2:00 AM

Light rain

65° 💧 0.039 in 💨 17 mph H 98%29.77 inHg

3:00 AM

Light rain

65° 💧 0.012 in 💨 18 mph H 97%29.71 inHg

4:00 AM

Moderate rain

65° 💧 0.155 in 💨 18 mph H 98%29.71 inHg

5:00 AM

Moderate rain

65° 💧 0.099 in 💨 18 mph H 97%29.68 inHg

6:00 AM

Partly cloudy night

66° 💧 0.000 in 💨 16 mph H 97%29.68 inHg

7:00 AM

Sunny

67° 💧 None 💨 15 mph H 97%29.68 inHg

8:00 AM

Sunny

68° 💧 None 💨 12 mph H 96%29.68 inHg

9:00 AM

Sunny

71° 💧 None 💨 11 mph H 90%29.68 inHg

10:00 AM

Sunny

74° 💧 None 💨 12 mph H 78%29.68 inHg

11:00 AM

Sunny

77° 💧 None 💨 12 mph H 66%29.68 inHg

12:00 PM

Mostly cloudy

79° 💧 None 💨 12 mph H 55%29.65 inHg

1:00 PM

Partly cloudy

80° 💧 None 💨 13 mph H 48%29.65 inHg

2:00 PM

Mostly cloudy

80° 💧 None 💨 14 mph H 44%29.65 inHg

3:00 PM

Mostly sunny

80° 💧 None 💨 14 mph H 40%29.62 inHg

4:00 PM

Partly cloudy

80° 💧 None 💨 14 mph H 38%29.62 inHg

5:00 PM

Mostly cloudy

78° 💧 None 💨 13 mph H 39%29.65 inHg

6:00 PM

Mostly cloudy

75° 💧 None 💨 11 mph H 43%29.68 inHg

7:00 PM

Mostly cloudy night

72° 💧 None 💨 8 mph H 50%29.71 inHg

8:00 PM

Mostly cloudy night

69° 💧 None 💨 9 mph H 55%29.74 inHg

9:00 PM

Mostly cloudy night

68° 💧 None 💨 11 mph H 58%29.77 inHg

10:00 PM

Partly cloudy night

66° 💧 None 💨 8 mph H 62%29.77 inHg

11:00 PM

Partly cloudy night

63° 💧 None 💨 6 mph H 70%29.77 inHg

Friday

12:00 AM

Mostly cloudy night

62° 💧 None 💨 7 mph H 72%29.80 inHg

1:00 AM

Overcast night

63° 💧 None 💨 8 mph H 69%29.80 inHg

2:00 AM

Overcast night

64° 💧 None 💨 8 mph H 64%29.83 inHg

3:00 AM

Mostly clear night

63° 💧 None 💨 8 mph H 65%29.83 inHg

4:00 AM

Clear night

60° 💧 None 💨 8 mph H 71%29.83 inHg

5:00 AM

Clear night

59° 💧 None 💨 8 mph H 71%29.83 inHg

6:00 AM

Clear night

59° 💧 None 💨 8 mph H 72%29.85 inHg

7:00 AM

Sunny

58° 💧 None 💨 7 mph H 74%29.88 inHg

8:00 AM

Sunny

61° 💧 None 💨 6 mph H 70%29.88 inHg

9:00 AM

Sunny

63° 💧 None 💨 9 mph H 56%29.88 inHg

10:00 AM

Sunny

64° 💧 None 💨 9 mph H 51%29.88 inHg

11:00 AM

Sunny

66° 💧 None 💨 10 mph H 49%29.88 inHg

12:00 PM

Sunny

67° 💧 None 💨 10 mph H 48%29.88 inHg

1:00 PM

Sunny

69° 💧 None 💨 9 mph H 45%29.88 inHg

2:00 PM

Sunny

70° 💧 None 💨 9 mph H 44%29.85 inHg

3:00 PM

Sunny

70° 💧 None 💨 8 mph H 44%29.85 inHg

4:00 PM

Sunny

70° 💧 None 💨 7 mph H 48%29.85 inHg

5:00 PM

Sunny

69° 💧 None 💨 7 mph H 51%29.85 inHg

6:00 PM

Sunny

67° 💧 None 💨 6 mph H 56%29.88 inHg

7:00 PM

Clear night

63° 💧 None 💨 7 mph H 59%29.91 inHg

8:00 PM

Clear night

62° 💧 None 💨 8 mph H 62%29.94 inHg

9:00 PM

Clear night

60° 💧 None 💨 8 mph H 67%29.97 inHg

10:00 PM

Clear night

59° 💧 None 💨 7 mph H 72%30.00 inHg

11:00 PM

Clear night

58° 💧 None 💨 6 mph H 75%30.00 inHg

Saturday

12:00 AM

Clear night

56° 💧 None 💨 5 mph H 78%30.03 inHg

1:00 AM

Clear night

55° 💧 None 💨 5 mph H 81%30.03 inHg

2:00 AM

Clear night

55° 💧 None 💨 4 mph H 84%30.03 inHg

3:00 AM

Clear night

54° 💧 None 💨 4 mph H 87%30.03 inHg

4:00 AM

Clear night

54° 💧 None 💨 5 mph H 89%30.06 inHg

5:00 AM

Clear night

53° 💧 None 💨 4 mph H 89%30.06 inHg

6:00 AM

Clear night

53° 💧 None 💨 4 mph H 89%30.09 inHg

7:00 AM

Sunny

55° 💧 None 💨 3 mph H 90%30.12 inHg

8:00 AM

Sunny

59° 💧 None 💨 3 mph H 80%30.12 inHg

5:00 PM

Sunny

58° 💧 None 💨 11 mph H 82%30.12 inHg

8:00 PM

Clear night

60° 💧 None 💨 15 mph H 83%30.09 inHg

11:00 PM

Mostly clear night

60° 💧 None 💨 16 mph H 93%30.09 inHg

Sunday

2:00 AM

Clear night

61° 💧 None 💨 17 mph H 87%30.06 inHg

5:00 AM

Mostly clear night

60° 💧 None 💨 16 mph H 92%30.03 inHg

8:00 AM

Mostly cloudy

60° 💧 None 💨 17 mph H 93%30.03 inHg

11:00 AM

Overcast

60° 💧 None 💨 17 mph H 93%30.00 inHg

2:00 PM

Overcast

61° 💧 None 💨 19 mph H 95%29.94 inHg

5:00 PM

Light rain

61° 💧 None 💨 15 mph H 96%29.88 inHg

8:00 PM

Partly cloudy night

62° 💧 None 💨 17 mph H 98%29.85 inHg

11:00 PM

Mostly cloudy night

62° 💧 None 💨 16 mph H 99%29.83 inHg

Monday

2:00 AM

Overcast night

61° 💧 None 💨 10 mph H 99%29.80 inHg

5:00 AM

Overcast night

61° 💧 None 💨 12 mph H 95%29.83 inHg

8:00 AM

Mostly sunny

62° 💧 None 💨 16 mph H 84%29.88 inHg

11:00 AM

Sunny

65° 💧 None 💨 16 mph H 65%29.91 inHg

2:00 PM

Sunny

66° 💧 None 💨 16 mph H 57%29.91 inHg

5:00 PM

Sunny

65° 💧 None 💨 15 mph H 55%29.97 inHg

8:00 PM

Clear night

63° 💧 None 💨 16 mph H 58%30.09 inHg

11:00 PM

Clear night

59° 💧 None 💨 15 mph H 65%30.15 inHg

Tuesday

2:00 AM

Clear night

57° 💧 None 💨 12 mph H 72%30.21 inHg

5:00 AM

Clear night

55° 💧 None 💨 10 mph H 81%30.24 inHg

8:00 AM

Sunny

55° 💧 None 💨 8 mph H 81%30.30 inHg

11:00 AM

Sunny

57° 💧 None 💨 5 mph H 78%30.30 inHg

2:00 PM

Mostly sunny

57° 💧 None 💨 8 mph H 83%30.27 inHg

8:00 PM

Overcast night

61° 💧 None 💨 15 mph H 89%30.21 inHg

Wednesday

2:00 AM

Mostly clear night

62° 💧 None 💨 22 mph H 87%30.15 inHg

8:00 AM

Overcast

64° 💧 None 💨 22 mph H 95%30.09 inHg

2:00 PM

Sunny

64° 💧 None 💨 19 mph H 96%30.06 inHg

8:00 PM

Overcast night

69° 💧 None 💨 14 mph H 87%30.09 inHg

Thursday

2:00 AM

Overcast night

65° 💧 None 💨 12 mph H 76%30.15 inHg

8:00 AM

Mostly sunny

61° 💧 None 💨 11 mph H 87%30.21 inHg

2:00 PM

Sunny

59° 💧 None 💨 11 mph H 78%30.24 inHg

8:00 PM

Mostly clear night

58° 💧 None 💨 10 mph H 89%30.18 inHg

Friday

2:00 AM

Overcast night

59° 💧 None 💨 5 mph H 97%30.09 inHg

8:00 AM

Moderate rain

60° 💧 None 💨 6 mph H 98%29.88 inHg

2:00 PM

Heavy rain

65° 💧 None 💨 25 mph H 97%29.68 inHg

8:00 PM

Overcast night

61° 💧 None 💨 14 mph H 88%29.80 inHg

Saturday

2:00 AM

Mostly cloudy night

61° 💧 None 💨 13 mph H 77%29.88 inHg

8:00 AM

Sunny

58° 💧 None 💨 9 mph H 87%29.94 inHg

2:00 PM

Sunny

56° 💧 None 💨 6 mph H 91%29.97 inHg

8:00 PM

Clear night

56° 💧 None 💨 5 mph H 95%29.94 inHg

Sunday

2:00 AM

Clear night

58° 💧 None 💨 8 mph H 90%29.91 inHg

8:00 AM

Sunny

59° 💧 None 💨 8 mph H 91%29.88 inHg

2:00 PM

Overcast

58° 💧 None 💨 5 mph H 94%29.91 inHg

8:00 PM

Overcast night

58° 💧 None 💨 6 mph H 94%29.94 inHg

Monday

2:00 AM

Overcast night

60° 💧 None 💨 8 mph H 88%30.00 inHg

8:00 AM

Overcast

56° 💧 None 💨 19 mph H 67%30.06 inHg

2:00 PM

Mostly cloudy

53° 💧 None 💨 16 mph H 74%30.12 inHg

8:00 PM

Overcast night

59° 💧 None 💨 5 mph H 67%30.12 inHg

Tuesday

2:00 AM

Clear night

58° 💧 None 💨 14 mph H 62%30.18 inHg

8:00 AM

Sunny

53° 💧 None 💨 19 mph H 73%30.27 inHg

2:00 PM

Sunny

51° 💧 None 💨 19 mph H 74%30.36 inHg

8:00 PM

Mostly clear night

59° 💧 None 💨 18 mph H 52%30.39 inHg

Wednesday

2:00 AM

Clear night

57° 💧 None 💨 14 mph H 64%30.45 inHg

8:00 AM

Sunny

53° 💧 None 💨 17 mph H 74%30.50 inHg

2:00 PM

Partly cloudy

52° 💧 None 💨 15 mph H 75%30.53 inHg

8:00 PM

Overcast night

56° 💧 None 💨 10 mph H 66%30.50 inHg

Thursday

2:00 AM

Overcast night

56° 💧 None 💨 5 mph H 75%30.45 inHg

8:00 AM

Overcast

57° 💧 None 💨 9 mph H 80%30.39 inHg

2:00 PM

Overcast

56° 💧 None 💨 12 mph H 81%30.36 inHg

In Boothbay Harbor and, more broadly, across the state of Maine: This evening, expect mostly cloudy skies with temperatures remaining mild, ranging from 64 to 67 degrees Fahrenheit. There is a strong likelihood of light rain, with total accumulation around 0.09 inches. Winds will be coming from the south at speeds up to 13 mph, with gusts reaching 35 mph. The rain may occur intermittently over the next few hours, so a light rain jacket might be helpful if you're heading outdoors. Be prepared for gusty conditions, especially if you plan to be outside for an extended period. Temperatures will remain steady through the evening, gradually cooling later at night.

15-Day Weather Outlook for Boothbay Harbor

TomorrowTomorrow

Overcast 80°/63° 💧 None 💨 18 mph

Friday, Sep 11Fri Sep 11

Mostly cloudy 70°/58° 💧 None 💨 11 mph

Saturday, Sep 12Sat Sep 12

Sunny 62°/53° 💧 0.685 in 💨 10 mph

Sunday, Sep 13Sun Sep 13

Mostly sunny 62°/59° 💧 None 💨 21 mph

Monday, Sep 14Mon Sep 14

Light rain 65°/60° 💧 0.063 in 💨 20 mph

Tuesday, Sep 15Tue Sep 15

Mostly cloudy 61°/58° 💧 0.007 in 💨 15 mph

Wednesday, Sep 16Wed Sep 16

Overcast 69°/62° 💧 0.007 in 💨 22 mph

Thursday, Sep 17Thu Sep 17

Overcast 65°/58° 💧 0.028 in 💨 12 mph

Friday, Sep 18Fri Sep 18

Heavy rain 65°/59° 💧 1.444 in 💨 25 mph

Saturday, Sep 19Sat Sep 19

Mostly cloudy 61°/56° 💧 None 💨 13 mph

Sunday, Sep 20Sun Sep 20

Overcast 59°/58° 💧 None 💨 8 mph

Monday, Sep 21Mon Sep 21

Overcast 60°/53° 💧 0.002 in 💨 19 mph

Tuesday, Sep 22Tue Sep 22

Mostly sunny 59°/51° 💧 None 💨 19 mph

Wednesday, Sep 23Wed Sep 23

Partly cloudy 57°/52° 💧 None 💨 17 mph

Thursday, Sep 24Thu Sep 24

Overcast 57°/56° 💧 None 💨 12 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Boothbay Harbor

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Boothbay Harbor

Hourly forecast · Updated every 2 hours

Moderate

Nearest forecast value 10:00 PM

PM2.5 Fine particles Good 9,8µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 12,8µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Moderate 108,4µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 3,6µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Sensitive people should reduce strenuous and prolonged outdoor exertion.

UV & HEALTH

UV, Sun & Health Outlook in Boothbay Harbor

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 4,2Moderate 😐Moderate

Tomorrow UV 5,7Moderate 😐Moderate

Friday UV 5,4Moderate 🙂Fair

Saturday UV 5,8Moderate 😐Moderate

Sunday UV 5,0Moderate 🙂Fair

Monday UV 7,0High —Unavailable

Tuesday UV 6,0High —Unavailable

Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Caution for sensitive people

People with respiratory or cardiovascular conditions should reduce prolonged outdoor exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Boothbay Harbor

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · BOOTHBAY HARBOR, MAINE

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

2/100Best-hour score

No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.

☁ Cloud cover 100% Real hourly forecast for the best viewing hour.

☾ Moonlight 3% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 72° high at the best hour.

✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.

Chance ≥1 meteor in 30 minNot meaningful

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Boothbay Harbor were last refreshed today at 9:34 PM. The current forecast period extends through 11/09/2026 at 7:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.