Live Weather & Forecast
Weather in Greenville
Maine, United States · Real-time conditions & 3-day outlook
5°C
Feels like 2°C
41°F / Feels 36°F
Patchy light drizzle
Greenville, Maine
🌞 Daytime
Updated: 2026-04-13 15:15
Humidity
100%
Wind
11.2 km/h S
Wind Gust
20.8 km/h
Pressure
1006 mb
Visibility
2 km
UV Index
0.5
(Low)
Precipitation
0.21 mm
Cloud Cover
0%
Dew Point
10.1°C
Wind Degree
170°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
177.9 μg/m³
NO₂
4 μg/m³
O₃
99 μg/m³
SO₂
2.9 μg/m³
PM 2.5
7.9 μg/m³
PM 10
8.3 μg/m³
Today's Hourly Forecast
24-hour breakdown for Greenville, Maine
12 AM
5°
Patchy rain nearby
1 AM
4°
Clear
2 AM
4°
Patchy rain nearby
3 AM
3°
Patchy rain nearby
4 AM
3°
Light drizzle
5 AM
3°
Light rain
6 AM
3°
Light rain
7 AM
3°
Light rain
8 AM
4°
Light rain
9 AM
5°
Light drizzle
10 AM
7°
Patchy rain nearby
11 AM
9°
Sunny
12 PM
11°
Sunny
1 PM
12°
Sunny
2 PM
12°
Patchy rain nearby
3 PM
5°
Patchy light drizzle
4 PM
13°
Light drizzle
5 PM
13°
Patchy light drizzle
6 PM
13°
Light drizzle
7 PM
13°
Patchy rain nearby
8 PM
12°
Patchy rain nearby
9 PM
12°
Patchy rain nearby
10 PM
12°
Partly Cloudy
11 PM
11°
Patchy rain nearby
3-Day Forecast
Daily overview for Greenville, Maine
Today
Moderate rain
13°
/
3°
🌧️ 89% chance of rain
💧 Avg. humidity: 87%
💨 Max wind: 21.2 km/h
🌧️ Total precip: 9.04 mm
☀️ UV Index: 0.4
🌅 Sunrise: 05:56 AM
🌇 Sunset: 07:22 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Patchy rain nearby
12°
/
4°
🌧️ 89% chance of rain
💧 Avg. humidity: 84%
💨 Max wind: 22 km/h
🌧️ Total precip: 0.36 mm
☀️ UV Index: 0.8
🌅 Sunrise: 05:55 AM
🌇 Sunset: 07:24 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Overcast
10°
/
6°
🌧️ 0% chance of rain
💧 Avg. humidity: 92%
💨 Max wind: 7.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 0.4
🌅 Sunrise: 05:53 AM
🌇 Sunset: 07:25 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Greenville
Plan your trip to Greenville, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Greenville?
Current conditions in Greenville: Patchy light drizzle, temperature 5°C, humidity 100%.
What is the best time to visit Greenville?
The best time to visit Greenville is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Greenville?
Greenville is located at approximately 45.5° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Greenville?
The wettest period in Greenville is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Greenville?
For visits to Greenville during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Greenville in?
Greenville is located in United States, in the state of Maine.
What are the public holidays in Greenville in 2026?
View the 2026 public holidays for Greenville on our Holidays page.
What are the GPS coordinates used for the weather forecast in Greenville?
The weather forecast for Greenville uses coordinates 45.459, -69.5917.