Newport County Climate
Newport County, Rhode Island
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
51.9°F
Annual Precip
46.3"
Annual Snowfall
32.0"
Extreme Heat Days
6
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7a
Minimum winter temperature range for plant survival
2,893
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Newport County
Climate Verdict
Newport County has a mild, with an average annual temperature of 51.9°F, moderately wet with 46.3 inches of annual precipitation, rare extreme heat with only 5.566666666666666 days above 90°F annually, moderate snowfall of 32.0 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 31.1°F. summers are warm — July averages 72.5°F. The 41°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Newport County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Newport County closely matches the Rhode Island statewide average temperature of 51.1°F, it is somewhat drier than average for Rhode Island.
Climate Profile
About Newport County Weather
A mild coastal climate near the median
Newport County averages 51.9°F annually, placing it just below the national median temperature. The Atlantic Ocean provides a stabilizing influence that prevents the extreme temperature swings found further inland.
Exceeding the Rhode Island temperature average
The county ranks among the state's warmer regions with an average temperature of 51.9°F compared to the 51.2°F state average. It is notably drier than its neighbors, recording 46.3 inches of rain against a state average of 49.1 inches.
Milder winters than the mainland
Newport's winter average of 33.6°F is warmer than Providence County's 30.0°F, thanks to its coastal position. It also sees significantly less snow, averaging 32.0 inches compared to over 50 inches in the north.
Temperate summers and oceanic breezes
Summer temperatures average a comfortable 70.3°F with only 6 days hitting the 90-degree mark. Winters remain relatively mild for the region, with January lows averaging a manageable 31.1°F.
Focus on moisture protection and mild cooling
High-efficiency dehumidifiers help manage the coastal air, though heavy air conditioning is less critical here than in Kent County. Residents should prepare for 32 inches of annual snow, though coastal salt air often accelerates melting.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.