11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Mainly clear
19°
Feels like 19°
Wind↑ E 3 km/h
Humidity 26 %
Evening
Partly cloudy
17°
Feels like 17°
Wind↑ ENE 1 km/h
Humidity 32 %
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Partly cloudy
18°
Feels like 18°
Wind↑ ESE 7 km/h
Humidity 26 %
Evening
Partly cloudy
16°
Feels like 16°
Wind↑ ESE 5 km/h
Humidity 33 %
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Clear sky
19°
Feels like 19°
Wind↑ SSE 13 km/h
Gusts19 km/h
Humidity 23 %
Evening
Light rain
16°
Feels like 16°
Wind↑ SSW 26 km/h
Gusts51 km/h
Humidity 58 %
💧 1.2 mm
14-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Las Vegas forecast in charts · next 7 days
The week ahead: highs and lows
≈ A week close to the usual temperatures
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Las Vegas climate: what a normal year looks like
A normal year brings roughly 150 mm of rain — less than 97% of the towns of 20,000+ people we compared it with.
From April to October, rain is scarce: under 10 mm a month on average.
The hottest stretch is July, when afternoons average 38 °C; the coldest is December, when nights average 3 °C. Between those two months the average temperature changes by 24 °C.
Afternoons reach 30 °C or more from June to September; the typical peak is 38 °C in July.
Forecast highs for the coming week average 20 °C, 6 °C cooler than a normal October (26 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
13 °C
4 °C
22 mm
Feb
16 °C
5 °C
29 mm
Mar
20 °C
9 °C
17 mm
Apr
24 °C
12 °C
7 mm
May
29 °C
16 °C
5 mm
Jun
35 °C
22 °C
2 mm
Jul
38 °C
25 °C
7 mm
Aug
37 °C
25 °C
10 mm
Sep
33 °C
21 °C
7 mm
Oct
26 °C
14 °C
9 mm
Nov
18 °C
7 °C
10 mm
Dec
12 °C
3 °C
21 mm
Whole year
25 °C
13 °C
150 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 36.17° N, 115.14° W, 1991–2020. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.
Air you breathe in Las Vegas: pollution and pollen
1/6
Good
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.50µg/m³
PM100µg/m³
Copernicus CAMS model, updated several times a day.
Rain radar around Las Vegas
Rain observed over the last two hours by official weather radars around Las Vegas, followed by the radar forecast for the next hour where the weather service provides one.
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Rain radarLast two hours, then forecast where available · drag the timeline
Moon over Las Vegas
Waning gibbous
87 % illuminated · 18.3 days
Rise 22:24 Set 13:12
Fri30/1079%
Sat31/1069%
Sun1/1159%
Mon2/1149%Last quarter
Tue3/1138%
Wed4/1128%
Thu5/1119%
Fri6/1112%
Sat7/116%
Sun8/112%
Mon9/110%
Tue10/111%New moon
Moonrise and moonset in local time (America/Los_Angeles); phase and lit fraction from a synodic calculation.
Look up a past day in Las Vegas
Curious about the weather in Las Vegas on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Las Vegas weather at a glance
This page gathers everything about the weather in Las Vegas, Nevada: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “partly cloudy”, it is 12 °C (feels like 12 °C) and the wind blows at 3 km/h.
Expected range today: 12 °C to 21 °C and a dry sky. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms.
Las Vegas weather data for developers
Use the Las Vegas forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.
