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Las Vegas Braces for Warm December Days as NWS Predicts Above-Normal Temps and Potential Record Highs

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Published on December 16, 2025
Las Vegas Braces for Warm December Days as NWS Predicts Above-Normal Temps and Potential Record HighsSource: Google Street View

Las Vegas residents can expect continued warm, dry weather over the next week, according to the National Weather Service Las Vegas. Clear skies and above-normal temperatures will persist as a broad ridge keeps major storm systems to the north.

Despite the overall warming trend, cooler conditions will persist in narrow valleys such as Death Valley due to temperature inversions. According to the National Weather Service, low sun angles and light surface winds will trap cooler air in these areas through midweek, creating a sharp contrast with the warmer conditions across the broader region.

Looking ahead to the weekend, the NWS notes a more active Pacific storm track developing over Northern California as flow becomes more zonal. This shift brings a 15–30% chance of precipitation to parts of Inyo and Esmeralda counties later in the week, while most of the region remains dry. Longer-range signals continue to favor above-normal precipitation across California, supported by moisture advection ahead of an approaching trough and the CPC 8–14 day outlook.

For aviation interests, the National Weather Service forecast anticipates no major disruptions, anticipating "Light winds following typical diurnal directional trends," around Harry Reid and a continuation of VFR conditions with only a few high-altitude clouds to speckle the otherwise open skies; exceptions include gusty winds along the Colorado River Valley, which may pose a noteworthy blip for pilots.

Record-challenging warmth is possible in the coming days, with several locations forecast to run within 3°F of daily high or warm-low records Tuesday through Thursday, according to NWS Las Vegas.