Delaware climate
Four seasons call for heating, cooling, drainage, and winter planning
The Marion Municipal station is a labeled regional proxy. It averages January highs and lows of 34.3 and 19.0 degrees Fahrenheit, July highs and lows of 83.6 and 62.4, and 37.55 inches of annual precipitation.
Inspect heating, cooling, insulation, roof, gutters, drainage, snow storage, sidewalks, trees, backup power, flood coverage, and the route to care through storms, ice, or heat.
Living through the seasons
Summers are the easier season. Winter comfort deserves a closer look.
- Overall Comfort
- Good
2.6 / 5
- Average Summer High
- 82°F
- Days Above 90°F
- 4 days/year
- Summer Feel
- Excellent
Mild · 82°F
Excellent
4.8 / 5
- Average Winter Low
- 23°F / -5°C
- Days Below Freezing
- 129 days/year
- Winter Feel
- Poor
Fair
Poor
1 / 5
The shape of the year
Humidity, comfortable months, and sunshine show how the seasons differ.
- Humidity
- 77%
- Comfortable Months
- 5 months
- Solar Exposure
- 1438 peak sun hrs/yr
Good
Fair
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
- 6.2 µg/m³ 2021-2025 modeled average
- Best Months
- May, Jun, Jul, Aug, Sep
- Toughest Months
- Feb, Jan, Dec
- Heat Risk
- Low
- Drought Risk
- Low
- Weather Volatility
- Moderate
Good · 6.2 µg/m³ 2021-2025 modeled average
Very Good
3.2 / 5
Delaware in everyday life
Could Delaware work for you?
What may work well
- The regional proxy provides temperature and precipitation guidance.
- Delaware has downtown, library, parks, trails, and indoor choices.
What to think about
- The station is a regional proxy rather than a city measurement.
- Heating, cooling, snow, flood, storms, power, and care access require attention.
Choose Delaware for the whole year
Inspect heating and cooling
Review HVAC, insulation, windows, roof, filters, shade, trees, and power.
Price weather resilience
Ask about gutters, drainage, flood coverage, roof, snow, ice, trees, insurance, and safe routes.
Keep indoor choices
Pair downtown, library, parks, trails, meals, programs, and home activities during heat, rain, snow, or ice.
Questions retirees ask
What is Delaware weather like?
The regional proxy shows cold winters, warm summers, and about 37.55 inches of annual precipitation. Heating, cooling, drainage, snow, and storm planning matter.
What should I inspect before buying?
Review heating, cooling, roof, gutters, drainage, flood coverage, snow storage, trees, power, and the route to care.
Delaware's climate choice depends on heating, cooling, drainage, snow and ice planning, power, indoor options, and routes that remain manageable through central Ohio 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
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Partner with Retirement ListsResearch and writing byGrant Gibson
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