Lake Havasu City, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lake Havasu City, a city in Mohave County, Arizona.
Today
75°F
Sunny
Sunny, with a high near 75. North northwest wind 1 to 7 mph.
7-day forecast for Lake Havasu City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Sunny | 1 to 7 mph NNW | 0% |
| Tonight | 54°F | Mostly Clear | 5 to 8 mph NNW | 0% |
| Thursday | 76°F | Mostly Sunny | 6 mph NNW | 0% |
| Thursday Night | 57°F | Partly Cloudy | 6 to 9 mph NNW | 0% |
| Friday | 78°F | Sunny | 9 to 20 mph NNW | 0% |
| Friday Night | 56°F | Clear | 10 to 17 mph NNW | 0% |
| Saturday | 80°F | Sunny | 9 mph NNW | 0% |
| Saturday Night | 58°F | Clear | 2 to 8 mph NNW | 0% |
| Sunday | 81°F | Sunny | 3 mph NNW | 0% |
| Sunday Night | 61°F | Mostly Clear | 3 mph N | 1% |
| Monday | 81°F | Mostly Sunny | 1 mph NNW | 1% |
| Monday Night | 62°F | Partly Cloudy | 1 mph N | 1% |
| Tuesday | 80°F | Mostly Sunny | 2 mph NNW | 1% |
| Tuesday Night | 62°F | Mostly Clear | 2 mph NNE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Lake Havasu City (34.500, -114.311). Updated through the day.
Growing snapshot for Lake Havasu City
Last spring frost
Jan 5
First fall frost
Dec 29
Growing season
365 days
Hardiness zone
10a
More local growing data for Lake Havasu City: nearby ZIP 86403 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Lake Havasu City, Az (2 mi from Lake Havasu City). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.