March Weather in Southold

Last updated: March 2, 2024

The weather in Southold, United States, during March is characterized by an average temperature of 4°C (39°F). Highs can soar to 12°C (53°F), while lows may dip to -5°C (23°F). Typically, the humidity level in Southold throughout March hovers around 81%.

-5°C (23°F)

Minimum temperature

4°C (39°F)

Average temperature

12°C (53°F)

Maximum temperature

81%

Humidity

Precipitation and Sunshine hours

In March, Southold averages 112 mm (4.4 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 11 hours 58 minutes of daylight, with the sun shining for approximately 8 hours 25 minutes each day. Additionally, there is a 59% probability of sunny days during this period.

112 mm (4.4 inches)

Precipitation

10 rainy days

Rainy days

8 hours 25 minutes

Sunshine hours

59%

Chance of sun

UV Index

In March, the UV Index in Southold reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 25 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 1 3 4 5 6 6 5 4 3 2 1 0
Exposure Low Moderate High Moderate Low
Time to burn 45 min 30 min 25 min 30 min 45 min

Compare Southold's Climate with Cities Worldwide