Meridian, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Meridian, a community in Arapahoe County, Colorado.
This Afternoon
82°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy. High near 82, with temperatures falling to around 72 in the afternoon. North northeast wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Meridian
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 82°F | Showers And Thunderstorms Likely | 5 to 8 mph NNE | 59% |
| Tonight | 54°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 8 mph SW | 40% |
| Saturday | 75°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 8 mph E | 58% |
| Saturday Night | 50°F | Chance Showers And Thunderstorms then Partly Cloudy | 6 mph SE | 47% |
| Sunday | 70°F | Showers And Thunderstorms Likely | 3 to 8 mph ESE | 57% |
| Sunday Night | 49°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 to 8 mph SE | 36% |
| Monday | 72°F | Sunny | 3 to 9 mph SE | 4% |
| Monday Night | 51°F | Partly Cloudy | 12 mph SSE | 14% |
| Tuesday | 76°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 9 mph SE | 18% |
| Tuesday Night | 53°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 to 12 mph SSE | 18% |
| Wednesday | 75°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph ESE | 20% |
| Wednesday Night | 53°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 7 mph SSW | 17% |
| Thursday | 75°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 5 to 8 mph N | 15% |
| Thursday Night | 55°F | Slight Chance Rain Showers then Mostly Cloudy | 8 mph S | 23% |
Forecast source: National Weather Service (api.weather.gov) for Meridian (39.546, -104.853). Updated through the day.
Growing snapshot for Meridian
Last spring frost
May 5
First fall frost
Oct 8
Growing season
154 days
Hardiness zone
6a
More local growing data for Meridian: nearby ZIP 80112 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Aetna Estates
Aurora
Centennial
Cherry Creek
Cherry Hills Village
Columbine Valley
Deer Trail
Dove Valley
Englewood
Foxfield
Grand View Estates
Inverness
Littleton
Meridian Village
Sheridan
Watkins
Climate data from the nearest NOAA station, Denver Centennial Ap, Co (0.9 mi from Meridian). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.