Delmarva Frost Climatology: Weather Insights

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Delmarva Frost Climatology: Weather Insights

Frost climatology is an essential aspect of understanding weather patterns on the Delmarva Peninsula. This region experiences frost formation when temperatures drop into the 30s, particularly on clear and calm nights. A significant threshold for surface frost formation is around 36 degrees Fahrenheit, although this figure can vary.

Key Insights into Delmarva Frost Climatology

Analyzing historical weather data provides valuable insights into frost occurrences across the Delmarva Peninsula.

Frost Formation Conditions

  • Frost can develop when overnight temperatures fall into the 30s.
  • Clear and calm weather conditions significantly contribute to frost formation.
  • The typical threshold for frost formation is approximately 36°F.

Median Frost Dates

Understanding when the first freeze typically occurs is crucial for agriculture and planning activities. Based on reports collected through Delmarva’s climatology data:

  • The median first frost date for the region is generally late October.
  • Areas closer to water sources see the first frost occurring closer to early November.

Historical Frost Records

Reviewing historical frost dates can provide context for current trends:

  • Salisbury, Maryland, has an estimated median first frost on October 21.
  • The earliest reported frost occurred on September 21, 1956.
  • The latest frost of the season was recorded on November 7, 1984.

Monitoring these patterns helps residents and farmers prepare for the potential impact of frost on crops and gardens throughout the year on Delmarva.