Harman US

Mayo, MD Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Mayo, a community in Anne Arundel County, Maryland.

This Afternoon
70°F
Mostly Sunny
Mostly sunny, with a high near 70. South wind around 12 mph.

7-day forecast for Mayo

WhenTempForecastWindPrecip
This Afternoon 70°F Mostly Sunny 12 mph S 1%
Tonight 64°F Mostly Cloudy 12 to 15 mph S 5%
Thursday 71°F Chance Light Rain 14 mph S 43%
Thursday Night 63°F Light Rain Likely 5 to 12 mph SW 62%
Friday 68°F Light Rain Likely 3 to 7 mph N 59%
Friday Night 54°F Chance Light Rain then Mostly Cloudy 2 to 14 mph N 45%
Saturday 62°F Mostly Sunny 17 mph NW 6%
Saturday Night 43°F Mostly Clear 10 to 17 mph NW 6%
Sunday 61°F Sunny 9 to 13 mph NW 2%
Sunday Night 43°F Mostly Clear 9 mph W 0%
Monday 62°F Sunny 9 to 13 mph NW 0%
Monday Night 42°F Mostly Clear 7 mph W 0%
Tuesday 65°F Sunny 9 mph SW 1%
Tuesday Night 44°F Mostly Clear 7 mph W 1%

Forecast source: National Weather Service (api.weather.gov) for Mayo (38.904, -76.513). Updated through the day.

Growing snapshot for Mayo

Last spring frost
Mar 27
First fall frost
Nov 13
Growing season
234 days
Hardiness zone
8a

More local growing data for Mayo: nearby ZIP 21037 weather · frost dates · planting calendar · Maryland frost dates

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Climate data from the nearest NOAA station, Annapolis Police Brks, Md (5.5 mi from Mayo). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.