Weather in Las Vegas 10 days ahead shows a brief period of cooler, unsettled conditions followed by a return to sunny skies and temperatures in the 90s. The latest forecast for Las Vegas, Nevada, shows the biggest weather change arriving around September 29, when clouds, showers and gusty winds can affect the area. After that, conditions are expected to become considerably drier and warmer.
The National Weather Service has also highlighted a surge of tropical moisture into the Southwest, creating the potential for showers, thunderstorms, heavy rain, gusty winds and flash flooding. The Las Vegas forecast itself then trends toward mostly sunny weather from September 30 onward.
Las Vegas 10-Day Weather Forecast
The current 10-day outlook covers Tuesday, September 29, through Thursday, October 8. Forecast temperatures can change as new weather data arrives, especially toward the end of the 10-day period.
| Date | Forecast | High | Low |
|---|---|---|---|
| Tuesday, Sept. 29 | Partly cloudy, stray shower or thunderstorm possible | 82°F | 70°F |
| Wednesday, Sept. 30 | Mainly sunny | 93°F | 70°F |
| Thursday, Oct. 1 | Mainly sunny | 95°F | 71°F |
| Friday, Oct. 2 | Mainly sunny | 95°F | 72°F |
| Saturday, Oct. 3 | Mainly sunny | 96°F | 74°F |
| Sunday, Oct. 4 | Mainly sunny | 95°F | 74°F |
| Monday, Oct. 5 | Sunny | 94°F | 73°F |
| Tuesday, Oct. 6 | Sunny | 96°F | 74°F |
| Wednesday, Oct. 7 | Mainly sunny | 97°F | 75°F |
| Thursday, Oct. 8 | Mainly sunny | 97°F | 75°F |
The forecast data shows a clear transition during the 10-day period. September 29 is the main unsettled day, while September 30 begins a sustained warming trend. From October 1 through October 8, forecast highs remain in the mid-to-upper 90s.
Tuesday, September 29: Cooler With Showers Possible
September 29 stands out as the coolest and most unsettled day in the current outlook. The Weather Channel forecast calls for a high near 82°F and a low around 70°F, with partly cloudy conditions and a chance of a stray shower or thunderstorm. North winds are expected at roughly 10 to 20 mph.
Other forecast data indicates that showers can occur around the Las Vegas area during the morning. The outlook also shows periods of stronger northwest winds before conditions become drier later in the day.
This weather pattern is connected to moisture moving through the Southwest. The National Weather Service’s Las Vegas office has warned of showers and thunderstorms, heavy rainfall, lightning, gusty winds and possible flash flooding in parts of the region.
For people checking the Las Vegas forecast on September 29, the important point is that conditions can change considerably during the day. The morning may be cooler and wetter, while afternoon conditions become brighter and warmer.
Wednesday, September 30: Sunny Weather Returns
The weather changes quickly on September 30. The forecast calls for mainly sunny skies, a high around 93°F and an overnight low near 70°F. Rain is not expected in the current daily forecast.
Humidity is also forecast to fall substantially compared with the unsettled conditions earlier in the week. Winds should remain relatively light compared with the stronger winds expected around September 29.
This marks the beginning of the warmer portion of the 10-day outlook. Anyone watching the forecast for outdoor plans should see a noticeable difference between Tuesday and Wednesday.
Thursday, October 1: High Near 95°F
October begins with mainly sunny weather in Las Vegas. The forecast calls for a high around 95°F and a low near 71°F. No measurable rain is currently expected in the daily outlook.
Winds are expected to remain light and variable during the day. The UV Index is forecast to reach a high level, making sun protection important for people spending extended periods outdoors.
The return to temperatures in the mid-90s also means the cooler feel of September 29 will be short-lived.
Friday, October 2: Another Warm and Sunny Day
Friday is expected to remain mostly sunny, with a forecast high near 95°F and an overnight low around 72°F. Winds should generally come from the southeast during the day at relatively modest speeds.
The forecast currently shows no meaningful rain threat for Friday. Instead, dry conditions and low humidity are expected to dominate the day.
For Las Vegas, this represents a return to the hot and dry pattern commonly associated with the region, although nighttime temperatures remain considerably lower than the daytime readings.
Saturday, October 3: Temperatures Reach 96°F
Saturday is currently forecast to be mainly sunny, with temperatures reaching approximately 96°F. The overnight low is expected to remain around 74°F.
Winds should remain from the southeast at around 5 to 10 mph during the day. The forecast also shows a very low chance of precipitation.
The combination of strong sunshine, temperatures in the mid-90s and low humidity will make the afternoon noticeably warmer than the beginning of the forecast period.
Sunday, October 4: Mostly Sunny and Warm
Sunday continues the same general pattern. The forecast calls for a mainly sunny sky, a high around 95°F and a low near 74°F.
Rain is not currently expected. Winds should remain relatively light, with a southeast direction during the afternoon.
The main weather feature on Sunday is therefore the heat rather than precipitation. The forecast shows no indication of a return to the cooler conditions expected earlier in the week.
Monday, October 5: Sunny With a High Near 94°F
The forecast for Monday remains sunny. Temperatures are expected to reach approximately 94°F, while the overnight low should fall to around 73°F.
The chance of rain remains very low. Winds should generally stay light to moderate, with a southerly component.
By this point in the 10-day forecast, Las Vegas is expected to have moved well beyond the short-lived unsettled weather seen around September 29.
Tuesday, October 6: Temperatures Rise Again
Tuesday is forecast to remain sunny, with a high around 96°F and a low near 74°F. The daily precipitation chance remains close to zero in the current outlook.
Winds are expected to come from the south-southeast at around 5 to 10 mph. Humidity remains low, reinforcing the dry character of the forecast.
The temperature pattern suggests that early October will remain warm across the Las Vegas Valley.
Wednesday, October 7: Hottest Day in the Current 10-Day Outlook
Wednesday currently carries one of the highest forecast temperatures in the 10-day period. The Weather Channel projects a high near 97°F and an overnight low around 75°F. Skies should remain mainly sunny.
Humidity is forecast to remain very low, which is typical of the desert environment. Winds should remain generally from the south-southeast at modest speeds.
At this stage, there is no significant rain signal for October 7 in the current forecast.
Thursday, October 8: Warm and Mostly Sunny
The 10-day outlook ends Thursday, October 8, with another warm day. The forecast calls for a high around 97°F and a low near 75°F. Skies should remain mainly sunny, while rain is not currently expected.
That means the forecast period ends with temperatures roughly 15 degrees warmer during the afternoon than the expected high on September 29.
Rain Chances During the 10-Day Period
The greatest potential for rain is concentrated near September 29. The National Weather Service has identified a broader period of tropical moisture affecting the Southwest, with showers and thunderstorms possible and heavy rainfall capable of producing flash flooding in some locations.
The Las Vegas forecast becomes much drier after September 29. From September 30 through October 8, the current Weather Channel outlook shows daily precipitation chances at or near zero for most days.
That contrast is important when planning activities. A visitor arriving around September 29 may encounter very different conditions from someone arriving during the first full week of October.
Temperature Trend for Las Vegas
The 10-day forecast shows a strong temperature rebound after the cooler conditions on September 29.
Key temperature points include:
- September 29: High around 82°F
- September 30: High around 93°F
- October 1: High around 95°F
- October 2: High around 95°F
- October 3: High around 96°F
- October 4: High around 95°F
- October 5: High around 94°F
- October 6: High around 96°F
- October 7: High around 97°F
- October 8: High around 97°F
The largest change occurs between September 29 and September 30, when the projected afternoon high rises by roughly 11 degrees. The warm trend then continues into early October.
What the Forecast Means for Las Vegas
The latest 10-day outlook presents two distinct weather patterns. The first is a short-lived period of clouds, showers, thunderstorms and stronger winds around September 29. The second is a prolonged stretch of sunny and dry weather beginning September 30.
The National Weather Service has emphasized that tropical moisture can produce locally heavy rainfall and flash flooding. Those risks make the September 29 weather situation more important than the temperature alone suggests.
After the unsettled period passes, the forecast becomes much more stable. Daytime temperatures return to the 90s, while overnight temperatures generally remain in the low-to-mid 70s.
Forecasts beyond several days can change as atmospheric conditions evolve. For that reason, travelers and residents should recheck the latest forecast before making plans, particularly when outdoor activities depend on precipitation and wind conditions.
Las Vegas Weather Outlook at a Glance
The current forecast can be summarized in a few points:
- Coolest day: September 29, with a forecast high near 82°F.
- Warmest days: October 7 and October 8, with highs near 97°F.
- Main rain concern: September 29.
- Driest stretch: September 30 through October 8.
- General pattern: Cooler and unsettled conditions followed by sunny, warm weather.
- Overnight temperatures: Mostly in the upper 60s to mid-70s.
- Strongest weather concern: Heavy rain, thunderstorms, gusty winds and localized flash flooding around the unsettled period.
Overall, the latest 10-day forecast points to a rapid transition from late-September storminess to a much warmer start to October. The forecast is especially notable because Las Vegas moves from an approximately 82°F afternoon high on September 29 to highs in the mid-to-upper 90s for the remainder of the outlook.
The Las Vegas forecast changes quickly this week, so check the latest conditions before heading out and stay tuned for the next update.