Nevada weather in September
There's a real gradient across Nevada in September: 95° afternoons in Las Vegas, 84° in Reno.
Based on 2 weather stations. Two stations, one per end of the state: Las Vegas speaks for the Mojave south and Reno for the high-desert north — the long empty middle between them goes unmeasured here.
Southern Nevada
Highs near 95°, nights around 72°, and 0.3 in of rain in a typical September.
| Place | Highs / lows | Wet days | The short version |
|---|---|---|---|
| Las Vegas | 95° / 72° | 1 | The oven cools a notch and evenings turn bearable. |
Northern Nevada
Highs near 84°, nights around 50°, and 0.2 in of rain in a typical September.
| Place | Highs / lows | Wet days | The short version |
|---|---|---|---|
| Reno | 84° / 50° | 1 | If Reno gets one perfect month, this is it. |
Each place above has its own page for the full story — what the month feels like, what to pack, and whether the timing is right.