Cold Wave Risk in Delaware
All Delaware counties ranked by FEMA National Risk Index cold wave score
Cold Wave risk — prolonged spells of dangerously low temperatures — is rated for 3 of 3 Delaware counties in FEMA's National Risk Index. Sussex County carries the state's highest cold wave score at 98.1, with $17M in expected annual cold wave losses.
3 Delaware counties are rated High or Very High for cold wave, and expected annual losses from cold wave total roughly $38M statewide. The full ranking below links to each county's complete 18-hazard risk profile.
County Rankings — Cold Wave
| # | County | Cold Wave Score | Rating | Ann. Freq. | Ann. Loss |
|---|---|---|---|---|---|
| 1 | Sussex County | High | 0.79 / yr | $17M | |
| 2 | Kent County | High | 0.79 / yr | $10M | |
| 3 | New Castle County | High | 0.79 / yr | $10M |
3 Delaware counties with measurable cold wave risk. See the national cold wave ranking or all Delaware counties by overall risk.
Frequently Asked Questions
Which Delaware county has the highest cold wave risk?
Sussex County has the highest FEMA cold wave risk score in Delaware at 98.1 (High), with $17M in expected annual losses and about 0.79 events per year.
How many Delaware counties face significant cold wave risk?
3 Delaware counties record measurable cold wave risk in FEMA's National Risk Index; 3 of them are rated High or Very High.