Tomorrow, 12 September, Saturday, in Las Vegas (United States): clear and sunny, very hot. During the day the air will warm up to +40°, at night around +28°. Wind up to 33 km/h. No precipitation expected, you won't need an umbrella. Dress as lightly as possible, wear a hat, apply sunscreen and keep water with you. The sun will rise at 06:20 and set at 18:51 — daylight lasts 13 hours.
Hourly weather in Las Vegas
💧 No precipitation expected on this day. Shaded areas of the chart are the dark hours (before sunrise 🌅 and after sunset 🌇).
Weather in Las Vegas for 14 days
Tap a day to expand it by time of day and open the full forecast. The bar shows the range from the night low (left) to the day high (right).
▶
Tomorrow 12.9
☀️
+28°+40°
Morning
☀️
+31°
Day
☀️
+40°
Evening
🌇
+35°
Night
🌙
+28°
Clear · precipitation 0% · wind up to 33 km/h. 🥵 Extreme heat. No more than 15–20 minutes in direct sun is safe. Water, SPF 50 sunscreen and a hat are a must.
▶
Sun 13.9
☀️
💧 2%
+25°+38°
Morning
☀️
+30°
Day
☀️
+38°
Evening
🌇
+35°
Night
🌙
+25°
Clear · precipitation 2% · wind up to 35 km/h. 🥵 Extreme heat. No more than 15–20 minutes in direct sun is safe. Water, SPF 50 sunscreen and a hat are a must.
▶
Mon 14.9
☀️
+29°+38°
Morning
☀️
+32°
Day
☀️
+38°
Evening
🌇
+36°
Night
🌙
+29°
Clear · precipitation 0% · wind up to 28 km/h. 🥵 Extreme heat. No more than 15–20 minutes in direct sun is safe. Water, SPF 50 sunscreen and a hat are a must.
▶
Tue 15.9
☀️
+28°+37°
Morning
☀️
+31°
Day
☀️
+37°
Evening
🌇
+35°
Night
🌙
+28°
Clear · precipitation 0% · wind up to 32 km/h. ☀️ Very hot. Drink more water, avoid the midday sun, sunscreen is needed.
▶
Wed 16.9
☀️
+28°+37°
Morning
☀️
+31°
Day
☀️
+37°
Evening
🌇
+35°
Night
🌙
+28°
Clear · precipitation 0% · wind up to 25 km/h. ☀️ Very hot. Drink more water, avoid the midday sun, sunscreen is needed.
▶
Thu 17.9
☀️
💧 3%
+29°+37°
Morning
☀️
+32°
Day
☀️
+37°
Evening
🌇
+35°
Night
🌙
+29°
Clear · precipitation 3% · wind up to 21 km/h. ☀️ Very hot. Drink more water, avoid the midday sun, sunscreen is needed.
▶
Fri 18.9
☀️
💧 3%
+29°+38°
Morning
☀️
+32°
Day
☀️
+38°
Evening
🌇
+36°
Night
🌙
+29°
Clear · precipitation 3% · wind up to 12 km/h. 🥵 Extreme heat. No more than 15–20 minutes in direct sun is safe. Water, SPF 50 sunscreen and a hat are a must.
▶
Sat 19.9
☀️
💧 4%
+31°+40°
Morning
☀️
+34°
Day
☀️
+40°
Evening
🌇
+38°
Night
🌙
+31°
Clear · precipitation 4% · wind up to 32 km/h. 🥵 Extreme heat. No more than 15–20 minutes in direct sun is safe. Water, SPF 50 sunscreen and a hat are a must.
▶
Sun 20.9
☀️
💧 5%
+31°+40°
Morning
☀️
+34°
Day
☀️
+40°
Evening
🌇
+38°
Night
🌙
+31°
Clear · precipitation 5% · wind up to 32 km/h. 🥵 Extreme heat. No more than 15–20 minutes in direct sun is safe. Water, SPF 50 sunscreen and a hat are a must.
▶
Mon 21.9
☀️
💧 10%
+30°+38°
Morning
☀️
+33°
Day
☀️
+38°
Evening
🌇
+36°
Night
🌙
+30°
Clear · precipitation 10% · wind up to 28 km/h. 🥵 Extreme heat. No more than 15–20 minutes in direct sun is safe. Water, SPF 50 sunscreen and a hat are a must.
▶
Tue 22.9
☀️
💧 13%
+30°+38°
Morning
☀️
+33°
Day
☀️
+38°
Evening
🌇
+36°
Night
🌙
+30°
Clear · precipitation 13% · wind up to 10 km/h. 🥵 Extreme heat. No more than 15–20 minutes in direct sun is safe. Water, SPF 50 sunscreen and a hat are a must.
▶
Wed 23.9
☁️
💧 19%
+31°+37°
Morning
☁️
+33°
Day
☁️
+37°
Evening
🌇
+36°
Night
🌙
+31°
Overcast · precipitation 19% · wind up to 13 km/h. ☀️ Very hot. Drink more water, avoid the midday sun, sunscreen is needed.
▶
Thu 24.9
🌦️
💧 20%
+23°+32°
Morning
🌦️
+26°
Day
🌦️
+32°
Evening
🌇
+30°
Night
🌙
+23°
Rain showers · precipitation 20% · wind up to 27 km/h. ☀️ Very hot. Drink more water, avoid the midday sun, sunscreen is needed.
🗺️ Precipitation radar
Precipitation radar (RainViewer) over a clean base map — updates every 5–10 minutes. Colours show nearby precipitation; if there is none, the map is simply clear — that is normal. Zoom with + / −.
Rain intensity:lightmoderateheavy
🎯 What to do in this weather — indices of the day
Comfort score from 0 (bad) to 100 (excellent), calculated from the day's weather. For “rain” and “UV” a percentage/risk level is shown.
🏃 Running
13 / 100
comfort for running · Bad
🧴 UV
0%
moderate · low
☂️ Rain
0%
unlikely · low
✨ Stars
88 / 100
evening visibility · Excellent
🧺 Laundry drying
100 / 100
will dry outside · Excellent
🚗 Car wash
95 / 100
no rain expected · Excellent
🌫️ Air quality
27
Good air
European AQI
PM2.5: 3PM10: 7O₃: 73NO₂: 3
The air is clean — you can walk and exercise outside.
🌅 Sun, moon and sea
Sunrise
06:20
Sunset
18:51
Golden hour
18:17
Daylight
13 h (-2 min vs yesterday)
Las Vegas climate by month
Long-term averages. Hover over a bar for details. The forecast for a specific month is a combination of the climate normal and the model forecast for the coming weeks.
+14°
+4°
Jan
+16°
+5°
Feb
+21°
+9°
Mar
+25°
+12°
Apr
+30°
+17°
May
+36°
+22°
Jun
+39°
+26°
Jul
+38°
+26°
Aug
+34°
+21°
Sep
+26°
+15°
Oct
+19°
+8°
Nov
+13°
+3°
Dec
swipe sideways →
Bar color shows temperature:frostcoolcomfortablewarmhot— best months to visit
Month
Day
Night
Precipitation
What to pack and what makes the month notable (events, nuances)
January
+14°
+4°
22 mm
A fresh month — +14° daytime, take a jacket for walks. 🧥 a warm jacket.
February
+16°
+5°
29 mm
Cool weather: +16° by day, noticeably colder in the evening. 🙂 a sweater for the evening.
March
+21°
+9°
16 mm
One of the best times to visit: +21° by day, fresh nights. 🙂 a sweater for the evening.
April
+25°
+12°
7 mm
Ideal weather: +25° daytime — neither hot nor cold. 😊 light summer clothing. Weather-wise, one of the three best months to visit.
May
+30°
+17°
5 mm
A comfortable month: +30° by day without exhausting heat. 😊 light summer clothing. Weather-wise, one of the three best months to visit.
June
+36°
+22°
2 mm
Hot (+36° by day) but dry — manageable with a sensible schedule. ☀️ water and sunscreen. The longest daylight hours of the year — more time for everything.
July
+39°
+26°
7 mm
Peak heat — about +39° in the daytime; outdoor plans only early morning or evening. 🥵 water, SPF 50, a hat. This is the hottest month of the year in Las Vegas.
August
+38°
+26°
9 mm
A hot, dry month: +38° daytime, warm pleasant evenings. ☀️ water and sunscreen.
September
+34°
+21°
7 mm
Hot (+34° by day) but dry — manageable with a sensible schedule. ☀️ water and sunscreen.
October
+26°
+15°
8 mm
Gentle warmth — about +26° daytime, great walking weather. 😊 light summer clothing. Weather-wise, one of the three best months to visit.
November
+19°
+8°
10 mm
The most pleasant season: +19° by day, comfortable all day long. 🙂 a sweater for the evening.
December
+13°
+3°
20 mm
Cool: around +13° by day, you'll need a warm layer. 🧥 a warm jacket. This is the coldest month of the year.
When to visit Las Vegas
✅ Recommended time to visit
🌟 Best time: April, May, October
Daytime air+25…+30°
Precipitationalmost none
Why: comfortable +25…+30° by day, little rain.
⚠️ Doable, with caveats
🌤️ Shoulder season: March, June, July, August, September, November
Daytime air+19…+39°
Precipitationalmost none
Why: already/still hot (+19…+39°) but bearable; fewer crowds, lower prices.
🔴 Not the best time
❄️ Cold season: January, February, December
Daytime air+13…+16°
Precipitationrare
Why: cold and dark (+13…+16° by day, 10 h of daylight) — only if frost and short days don’t put you off.
Bottom line: the best time to visit Las Vegas is April, May, October, and the most comfortable months are April, May, October. The toughest months to visit are January, February, December: cool and damp.
🌡️ Today vs the climate normal
Today's high
+40°
Normal for September
+34°
Deviation
6° warmer than normal
A year ago on this day
+34°
Record for this date
+41° (2021)
The normal, “a year ago” and the record come from the weather archive since 1940 (Open-Meteo / ERA5).
Weather archive for Las Vegas
📅 See what the weather was like on any day since 1940. For example: “what was the weather on March 2, 2021”.