Hail Storm Summary for Hartford, CT

Hartford, Connecticut has experienced 521 documented hail events within a 15-mile radius since 2015, according to NOAA NEXRAD radar data. The largest recorded hailstone measured 3.25 inches in diameter, and the average hail size across all events is 1.1 inches. The most recent significant event was detected on May 19, 2026. On average, the Hartford area sees approximately 47 hail events per year, placing it among the most hail-prone cities in Connecticut.

Based on NOAA radar data, properties in Hartford face a high risk of hail damage. Of the recorded events, 206 produced hail under 1 inch, 279 produced hail between 1 and 2 inches (sufficient to damage standard asphalt shingles), and 36 produced hail over 2 inches (capable of causing severe structural damage). Storms producing hail over 2 inches have been recorded 36 times in the Hartford area.

Given the high storm frequency in Hartford, homeowners should schedule a professional roof inspection at least once a year, ideally before hail season begins (spring and early summer (April through July)). Properties with asphalt shingle roofs are especially vulnerable. If your roof is more than 10 years old and has been through multiple hail events, there is a strong chance of hidden damage that qualifies for an insurance claim. Document any storm damage promptly, as most Connecticut insurance policies require claims within 1 to 2 years of the event. Typical repair costs in the Hartford area range from $8,000–$25,000+ for full roof replacement.

HARTFORD County, CT

Hail Exposure in Hartford, CT

10 years of verified NOAA hail data for Hartford and surrounding areas. 521 events recorded since 2015.

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Total Hail Events

521

Within 15 miles

Largest Hail

3.25"

Severe, likely roof damage

Most Recent Event

May 19, 2026

Last recorded hail

Avg Hail Size

1.1"

Across all events

Hail Storm Summary for Hartford, CT

Storm History

Total events521
Largest hailstone3.25"
Average size1.1"
Most recentMay 19, 2026
Per year avg47

Data from 2015 to present, 15-mile radius

Risk Assessment

High Risk
Under 1"206 (40%)
1" to 2"279 (54%)
Over 2"36 (7%)

Hail 1"+ can damage shingles. Over 2" causes severe structural damage.

What You Should Do

Schedule a professional roof inspection at least once a year, ideally before hail season (spring and early summer (April through July)). Properties with asphalt shingle roofs are especially vulnerable. If your roof is more than 10 years old and has been through multiple hail events, there is a strong chance of hidden damage that qualifies for an insurance claim. Typical repair costs range from $8,000–$25,000+ for full roof replacement.

Most Connecticut insurance policies cover hail damage
File claims within 1-2 years of the storm date
Free inspections available from local contractors

Hail Events Near Hartford

100 events within 15 miles · Click for details

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Significant Hail Events

Events with hail 1" or larger near Hartford

DateHail SizeCountyDistance
May 19, 20261"13.0 mi
May 19, 20261"13.0 mi
May 19, 20261"13.0 mi
Jul 20, 20251"14.8 mi
Jul 20, 20251"14.7 mi
Jul 20, 20251.25"14.7 mi
Jul 20, 20251.25"14.8 mi
Jul 20, 20251.25"15.0 mi
Aug 26, 20241.25"8.4 mi
Aug 4, 20241"8.5 mi
Aug 2, 20241.25"5.9 mi
Jul 17, 20241"11.3 mi
Jul 17, 20241"5.6 mi
Jun 27, 20241"14.6 mi
Jun 22, 20241"6.6 mi
Jun 22, 20241"7.9 mi
Jun 22, 20241.25"14.8 mi
Jun 22, 20242.5"14.8 mi
Jun 22, 20242"14.1 mi
Jun 22, 20241.5"14.3 mi
Jun 22, 20242.5"13.2 mi
Jun 22, 20242.75"12.9 mi
Jun 22, 20242.25"12.1 mi
Jun 22, 20243"10.7 mi
Jun 22, 20243.25"11.9 mi

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Hartford Hail Damage FAQ

How many hail events has Hartford, CT experienced?+

Hartford, CT has recorded 521 hail events within a 15-mile radius since 2015, based on NOAA NEXRAD radar data. With over 521 events in a decade, Hartford is considered a high-risk hail area.

What is the average hail size in Hartford?+

The average hail size recorded near Hartford is 1.1 inches. The largest single event recorded reached 3.25 inches. Hail above 1 inch is capable of cracking shingles, and hail above 1.75 inches can cause severe structural damage requiring full roof replacement.

When is hail season in Connecticut?+

Hail season in Connecticut typically runs spring and early summer (April through July). During these months, atmospheric conditions create powerful convective thunderstorms capable of producing large hail. Hartford residents should inspect their roofs after any storm and consider a professional inspection each spring.

Does insurance cover hail damage in Connecticut?+

Yes, standard homeowner's insurance policies in Connecticut typically cover hail damage as part of the "wind and hail" peril. Most policies require you to file a claim within 1–2 years of the storm date, though this varies by insurer and state law. It's important to document damage promptly. Even if damage isn't visually obvious from the ground, a licensed roofer can identify hail impacts during a free inspection.

How do I check my roof for hail damage in Hartford?+

Start by looking for obvious signs from the ground: dented gutters, dings on metal vents, chipped paint, or broken skylight glass. On the roof itself, hail damage appears as dark circular bruises or "spatter" marks on asphalt shingles where granules have been knocked away. Because roof damage is often subtle, many Hartford homeowners miss it without a professional inspection. If HailScore shows events of 1 inch or larger near your property, scheduling a free inspection with a local contractor is strongly recommended.

What is a HailScore and how is it calculated?+

A HailScore is a 0–100 risk index that measures historical hail activity near a specific property. The score is calculated from five factors derived from NOAA NEXRAD radar data: storm frequency (how many events), recency (recent storms score higher), hail size (larger hail = more damage potential), cumulative damage (repeated storms compound wear), and proximity (storms closer to your address weigh more). A score of 0–30 is low risk, 31–60 is moderate, 61–80 is significant, and 81–100 indicates a high-impact hail history.

Should I get a roof inspection in Hartford?+

If your property is in Hartford and any nearby storms have produced hail of 1 inch or larger, a free professional roof inspection is highly recommended. Given that Hartford has recorded hail up to 3.25 inches, there is a real probability of roof damage that insurance may cover. Many roofing contractors in CT offer free inspections and can document damage for your insurance claim at no upfront cost.

How much does hail damage roof repair cost in Hartford?+

Hail damage repair costs in Hartford typically range from $8,000–$25,000+ for full roof replacement. The final cost depends on roof size, pitch, material type (asphalt shingles vs. metal vs. tile), and the extent of damage. In most cases, if hail damage is confirmed, your homeowner's insurance will cover the cost of repair or replacement minus your deductible. Getting multiple contractor estimates before filing a claim is a smart approach.

What NOAA data does HailScore use for Hartford?+

HailScore uses data from the NOAA NEXRAD radar network (Next Generation Weather Radar), specifically the SWDI (Severe Weather Data Inventory) maintained by NCEI (National Centers for Environmental Information). For Hartford, we analyze all radar-detected hail events within a 15-mile radius from 2015 to present, totaling over 521 verified events. Each record includes the storm's timestamp, geographic coordinates, and measured hail diameter in inches.

How accurate is HailScore data for Hartford?+

HailScore data comes directly from NOAA's NEXRAD radar network, which is the same system used by the National Weather Service for official storm reporting. Radar detection has a small margin of error. Hail size estimates can vary by ±0.25 inch compared to ground truth measurements. We use the 15-mile radius to capture hail that may have affected your specific neighborhood even if the storm center was nearby. For the most precise assessment of your individual property, a physical roof inspection by a licensed contractor is always recommended.

Weather data provided by NOAA National Weather Service and Storm Prediction Center. This product is not affiliated with or endorsed by the U.S. Government. Data covers 2015 to present within a 15-mile radius of Hartford city center.