Clark County Weather Forecast
Clark County weather: 100°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
14-day forecast for Clark County
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Sat, Aug 22 | ☁️ Overcast | 109° / 87° | 1% | 14 mph | 8 |
| Sun, Aug 23 | ☁️ Overcast | 110° / 80° | 1% | 18 mph | 8 |
| Mon, Aug 24 | ☁️ Overcast | 108° / 78° | 4% | 16 mph | 8 |
| Tue, Aug 25 | ☁️ Overcast | 106° / 87° | 1% | 33 mph | 8 |
| Wed, Aug 26 | ⛅ Partly cloudy | 110° / 94° | 0% | 19 mph | 8 |
| Thu, Aug 27 | ⛅ Partly cloudy | 110° / 97° | 1% | 18 mph | 8 |
| Fri, Aug 28 | ☁️ Overcast | 109° / 98° | 2% | 18 mph | 7 |
| Sat, Aug 29 | ☁️ Overcast | 108° / 96° | 3% | 26 mph | 8 |
| Sun, Aug 30 | ☀️ Clear sky | 108° / 93° | 5% | 23 mph | 8 |
| Mon, Aug 31 | ☁️ Overcast | 107° / 94° | 3% | 19 mph | 8 |
| Tue, Sep 1 | ⛅ Partly cloudy | 106° / 94° | 4% | 21 mph | 8 |
| Wed, Sep 2 | ☀️ Clear sky | 105° / 92° | 16% | 19 mph | 8 |
| Thu, Sep 3 | ☀️ Clear sky | 104° / 91° | 19% | 22 mph | 8 |
| Fri, Sep 4 | ☁️ Overcast | 104° / 88° | 26% | 19 mph | 8 |
The two-week trend
Cooling. The second half of the window averages 35°F cooler than the days immediately ahead.
The window averages 107°F against a August normal of 104°F - 35°F above.
The next 7 days look unusually dry - roughly 0% of a normal August week (0,0 in against 0,2 in).
What this means for Clark County
Today is slightly warmer than average for August. The forecast high of 109°F is 5.2°F above the 104°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 80°F.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- Avoid long hikes after mid-morning; start at dawn or leave it for a cooler day.
- If your dates are flexible, avoid January, July and August - historically the least comfortable months here.
See the Clark County forecast by time range
Clark County weather - more answers
Explore Clark County
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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 100°F (38°C) with clear. Humidity is 13% and wind is 8 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 9:51 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 23, 2026 at 9:51 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
