Clark County Weather Forecast
Clark County weather: 97°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Summary
Clark County is a county in Nevada. Clark County is a county in the United States. It has a population of about 2.3 million.
Right now it is 97°F (36°C) in Clark County with clear. It feels like 93°F. Today runs from 88°F to 108°F. Chance of precipitation is 5%. Sightseeing conditions score 7.7/10 - good conditions.
The best time to visit Clark County is March, April, May and October. The climate is semi-arid. January, July and August tend to be the least comfortable months. July is the warmest month with average highs near 108°F, while January is the coldest with lows near 38°F.
The closest major airport is Harry Reid International Airport (LAS), about 6 mi away. Nearby highlights include Las Vegas Strip, Valley of Fire State Park, Lake Mead and Death Valley National Park.
In plain terms. Today is slightly warmer than average for August. The forecast high of 108°F is 4°F above the 104°F typical for this month. The best window to be outside is roughly 7 AM to 10 AM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Clark County today at 9.8/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Active alerts for Clark County
Extreme Heat Warning issued August 21 at 7:31PM PDT until August 23 at 8:00PM PDT by NWS Las Vegas NV
Issued by NWS Las Vegas NV
Weather in Clark County right now
Source: Open-Meteo. Updated 11:51 AM, Aug 22 local time.
See the Clark County forecast by time range
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
16-day forecast for Clark County
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Fri, Aug 21 | ☁️ Overcast | 108° / 88° | 5% | 13 mph | 8 |
| Sat, Aug 22 | ☁️ Overcast | 109° / 80° | 3% | 14 mph | 8 |
| Sun, Aug 23 | ☁️ Overcast | 109° / 79° | 2% | 20 mph | 8 |
| Mon, Aug 24 | ☁️ Overcast | 107° / 93° | 13% | 16 mph | 8 |
| Tue, Aug 25 | ☁️ Overcast | 108° / 91° | 1% | 18 mph | 8 |
| Wed, Aug 26 | ☀️ Clear sky | 109° / 95° | 1% | 18 mph | 8 |
| Thu, Aug 27 | 🌤️ Mainly clear | 109° / 96° | 0% | 18 mph | 8 |
| Fri, Aug 28 | ⛅ Partly cloudy | 109° / 94° | 3% | 18 mph | 8 |
| Sat, Aug 29 | ☁️ Overcast | 109° / 96° | 6% | 24 mph | 8 |
| Sun, Aug 30 | ☀️ Clear sky | 108° / 93° | 6% | 18 mph | 8 |
| Mon, Aug 31 | ⛅ Partly cloudy | 107° / 93° | 2% | 22 mph | 8 |
| Tue, Sep 1 | 🌤️ Mainly clear | 107° / 92° | 10% | 21 mph | 8 |
| Wed, Sep 2 | 🌦️ Light drizzle | 104° / 90° | 11% · 0,0 in | 19 mph | 8 |
| Thu, Sep 3 | 🌦️ Light drizzle | 102° / 87° | 19% · 0,0 in | 18 mph | 8 |
| Fri, Sep 4 | 🌦️ Light drizzle | 101° / 90° | 19% · 0,0 in | 20 mph | 7 |
| Sat, Sep 5 | 🌧️ Heavy drizzle | 101° / 89° | 14% · 0,2 in | 14 mph | 7 |
Climate in Clark County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 59° | 38° | 0,3 in | ★★★★☆ |
| February | 66° | 44° | 1,0 in | ★★★★☆ |
| March | 75° | 51° | 0,4 in | ★★★★★ |
| April | 81° | 56° | 0,1 in | ★★★★★ |
| May | 91° | 65° | 0,2 in | ★★★★★ |
| June | 104° | 77° | 0,2 in | ★★★★☆ |
| July | 108° | 82° | 0,1 in | ★★★★☆ |
| August | 104° | 79° | 0,9 in | ★★★★☆ |
| September | 95° | 72° | 0,6 in | ★★★★☆ |
| October | 85° | 61° | 0,3 in | ★★★★★ |
| November | 67° | 47° | 0,8 in | ★★★★☆ |
| December | 62° | 42° | 0,4 in | ★★★★☆ |
Climate type: Semi-arid. Source: Open-Meteo archive (ERA5).
Weather map for Clark County
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Air quality and pollen in Clark County
Air quality: Open-Meteo (CAMS). US AQI scale.
Sun, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
Best time to visit Clark County
Go in March, April, May and October. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, July and August - expect the least comfortable mix of heat, cold or rain.
Explore Clark County
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Clark County?
Clark County is a county in Nevada. Its coordinates are 36.1699, -115.1398. It lies in North America.
What is the weather like in Clark County right now?
It is currently 97°F (36°C) with clear. Humidity is 16% and wind is 7 mph.
When is the best time to visit Clark County?
March, April, May and October offer the most comfortable conditions in Clark County, which has a semi-arid climate. January, July and August are usually the hardest months for outdoor plans.
What time zone is Clark County in?
Clark County observes America/Los_Angeles (UTC-07:00). The local time is 11:51 AM.
How many people live in Clark County?
Clark County has a population of approximately 2.3 million.
What is the nearest airport to Clark County?
The closest airports are Harry Reid International Airport (LAS), 6 mi away, Los Angeles International Airport (LAX), 241 mi away and Phoenix Sky Harbor International Airport (PHX), 259 mi away.
What are the top things to do in Clark County?
Popular options include Las Vegas Strip, Valley of Fire State Park, Lake Mead, Death Valley National Park, Havasu Falls and Zion National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 22, 2026 at 11:51 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
