Temperature Today in Portland, ME: Real-Time Weather Forecast
Temperature today in Portland, Maine delivers live current temperature observations, hourly forecast trendlines, and 7-day extended outlooks for Portland residents and visitors.
Hourly Temperature Forecast (Next 24 Hours)
7-Day Extended Weather & Temperature Outlook
Current Weather Metrics & Atmospheric Conditions
Wind movement is creating a cooler sensation on exposed skin.
Optimal comfort range for indoor and outdoor activity.
Minimal sun protection needed. Safe for outdoor activities.
Moderate breeze. Leaves and twigs in constant motion.
High pressure system promoting stable, clear weather.
Visibility range: 24 km
What to Wear Today (57°) & Daily Comfort Guidance
Recommended Outfit
Fleece jacket, knit sweater, or warm trench coat over long sleeves.
Umbrella Advised
Rain precipitation is recorded or probable today. Carry an umbrella or waterproof hooded jacket.
Fitness Outlook:
Wet SurfaceRain showers active. Ensure water-resistant gear and slip-resistant footwear.
Temperature Today in Portland, ME: Climate & Weather Profile
Detailed meteorological analysis, seasonal baselines, and diurnal patterns for residents and travelers in Portland, Maine.
Atmospheric Dynamics & Microclimates
Portland experiences a distinct four-season humid continental climate characterized by warm, humid summers and crisp, cold winters with frequent polar front intrusions and lake or frontal meteorological systems.
Regional Microclimate Note
Regional wind corridors and lake or river proximity produce thermal shifts, where localized lake-effect or valley wind chills can cause apparent temperatures to register several degrees colder than ambient mercury readings.
Seasonal Norms
Geographical Positioning
Positioned within Maine's continental heartland where contrasting Canadian Arctic air masses and Gulf moisture interact, generating dynamic seasonal transitions and energetic frontal passages.
Clothing & Thermal Comfort Guide
Thermal layering is key. In winter, insulated down jackets, thermal undergarments, and windproof outer shells are essential. In summer, casual cotton or linen attire suits warm afternoon highs.
Other Major Cities in Maine
Frequently Asked Questions About Portland Weather
Local answers regarding temperature trends, humidity, and forecast updates in Portland, Maine.
The current temperature today in Portland, Maine is updated live every 10 minutes using automated weather sensors and regional airport stations. You can toggle between Fahrenheit (°F) and Celsius (°C) using the unit selector at the top.
Portland experiences a humid continental moderated by casco bay and atlantic waters. Daily temperatures vary based on seasonal fronts, local elevation, and regional atmospheric currents across Maine. Check the 24-hour thermal graph above for immediate trends.
Apparent temperature ("feels like") in Portland calculates the combined biological impact of air temperature, relative humidity, and surface wind speed. In warmer months, high humidity elevates the heat index; during cooler months, brisk winds accelerate skin heat loss (wind chill).
The interactive 24-hour bar and 7-day daily outlook above provide real-time precipitation probabilities, cloud cover percentages, UV index peaks, and expected day highs and night lows for Portland.