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.
Overnight
90°F
Clear
Clear. Low around 90, with temperatures rising to around 92 overnight. East southeast wind around 10 mph.
7-day forecast for Lake Havasu City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 90°F | Clear | 10 mph ESE | 0% |
| Tuesday | 111°F | Sunny | 9 to 13 mph SSE | 0% |
| Tuesday Night | 90°F | Mostly Clear | 9 to 14 mph SE | 1% |
| Wednesday | 109°F | Sunny | 7 to 12 mph SSE | 0% |
| Wednesday Night | 90°F | Mostly Clear | 9 mph SSE | 0% |
| Thursday | 110°F | Sunny | 5 to 8 mph S | 6% |
| Thursday Night | 91°F | Mostly Clear | 6 mph SSE | 6% |
| Friday | 113°F | Sunny | 6 mph S | 3% |
| Friday Night | 92°F | Mostly Clear | 5 to 9 mph S | 2% |
| Saturday | 113°F | Sunny | 6 to 9 mph S | 2% |
| Saturday Night | 92°F | Mostly Clear | 7 to 13 mph S | 2% |
| Sunday | 110°F | Slight Chance Showers And Thunderstorms | 8 to 13 mph S | 15% |
| Sunday Night | 90°F | Partly Cloudy | 8 to 14 mph S | 9% |
| Monday | 107°F | Sunny then Slight Chance Showers And Thunderstorms | 10 to 14 mph S | 13% |
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 Aug 4, 2026.