Dover climate
Humid summers, rain, snow, and freezes call for a four-season home plan
The Dover station averages 57.1 degrees Fahrenheit annually, 47.61 inches of precipitation, 13.20 inches of snow, and 25.1 days reaching 90 degrees. January averages 44.4 and 27.6, while July averages 86.9 and 69.0.
Inspect heating, cooling, shade, insulation, roof, gutters, drainage, snow storage, sidewalks, trees, backup power, flood coverage, and the route to care during storms, heat, snow, or a freeze.
Living through the seasons
Summers are the easier season. Winter comfort deserves a closer look.
- Overall Comfort
- Good
2.6 / 5
- Average Summer High
- 86°F
- Days Above 90°F
- 30 days/year
- Summer Feel
- Very Good
Warm · 86°F
Excellent
4.1 / 5
- Average Winter Low
- 31°F / 0°C
- Days Below Freezing
- 73 days/year
- Winter Feel
- Moderate
Fair
Good
1.9 / 5
The shape of the year
Humidity, comfortable months, and sunshine show how the seasons differ.
- Humidity
- 78%
- Comfortable Months
- 4 months
- Solar Exposure
- 1507 peak sun hrs/yr
Good
Poor
Poor
Air, allergies, and weather
Air quality and allergies shape day to day comfort. The best months and weather risks help with timing.
Air and allergies
- Air Quality
- Excellent
- Allergy Levels
- Poor
4.7 / 5
Current AQI
Checking…
Current PM2.5
Checking…
Timing and weather
- Long Term Fine Particle Pollution
- 6.5 µg/m³ 2021-2025 modeled average
- Best Months
- May, Jun, Sep, Oct
- Toughest Months
- Jan, Feb, Dec
- Heat Risk
- Moderate
- Drought Risk
- Moderate
- Weather Volatility
- Moderate
Good · 6.5 µg/m³ 2021-2025 modeled average
Good
2.8 / 5
Dover in everyday life
Could Dover work for you?
What may work well
- The local station provides temperature, rain, snow, heat, and freeze guidance.
- Dover has heritage, library, park, transit, and indoor choices.
What to think about
- Heating, cooling, drainage, snow, power, flood, and care access require attention.
- Outdoor comfort changes across humid summers and winter weather.
Choose Dover for the whole year
Inspect heating and cooling
Review HVAC, insulation, windows, roof, filters, shade, trees, and power.
Price rain and snow resilience
Ask about gutters, drainage, flood coverage, roof, snow, ice, trees, insurance, and safe routes.
Keep indoor choices
Pair The Green, heritage sites, library, parks, concerts, meals, and home activities during heat, rain, snow, or cold.
Questions retirees ask
Does Dover have hot summers?
The local normals show 25.1 days reaching 90 degrees, along with rain and snow across the year. Cooling, shade, drainage, heating, and winter planning matter.
What should I inspect before buying?
Review heating, cooling, insulation, windows, roof, gutters, drainage, snow storage, trees, power, and the route to care.
Dover's climate choice depends on heating, cooling, drainage, snow and ice planning, power, indoor options, and routes that remain manageable through Delaware seasons.
Sources
Climate comfort helps estimate how practical daily life may feel across the year, especially for heat, humidity, cold, and seasonal constraints.
Seasonal timing, health conditions, air conditioning, air quality, and elevation can change the lived experience.
- NASA POWER
Used for Overall Comfort, Summer Feel, Average Summer High, Days Above 90°F, Winter Feel, Average Winter Low, Days Below Freezing, Humidity, Comfortable Months, Solar Exposure, Best Months, Toughest Months, Allergy Levels, Heat Risk, Weather Volatility
- Open-Meteo / Copernicus CAMS, checked against U.S. EPA AirData
Used for Air Quality, Long-Term Fine-Particle Pollution
Checked 2026-05-18
- Federal Emergency Management Agency National Risk Index
Used for Drought Risk
Partnerships never affect rankings, scores, methodology, or inclusion.
Partner with Retirement ListsResearch and writing byGrant Gibson
How this city research is made
Retirement Lists uses documented public sources and methods to research, review, and correct city information. Read our Editorial Policy.