Lake Mead Weather in July
July in Lake Mead brings extremely high temperatures, with daytime highs of 42°C (108°F) and nights around 28°C (82°F). Only 9.9 mm (0.4 in) of rainfall is typical, making it a largely dry month.
Rainfall in Lake Mead in July
The climate data from previous years indicates about 4 days of rain, averaging 9.9 mm (0.4 in) for the month. The occasional light shower is possible, but rain is rarely an issue this month.
Temperature in Lake Mead in July
Daytime temperatures in Lake Mead reach 42°C (108°F) in July, dropping to 28°C (82°F) at night. Mornings and evenings are often more comfortable than the peak afternoon hours. At 28°C (82°F) overnight, the heat doesn't let up much after dark. If you're staying somewhere without air conditioning, a cold shower before bed and keeping the air moving can help. Remember, these are typical temperatures, and certain days could be even hotter. Ensure you wear appropriate clothing to handle the warmth.
Sunshine in Lake Mead in July
The days are predominantly sunny, with an estimated total of around 383 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.If you're looking for dry conditions and comfortable temperatures, July may not be the ideal month to visit Lake Mead. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Lake Mead's climate page.
Lake Mead Temperature in July
Min Temperature
28°C (82°F)
Max Temperature
42°C (108°F)
Chance of Rain
13%
Precipitation
9.9 mm (0.4 in)
Rainy days
4 days
Humidity
21% *
Sunshine
383 hours *
Percentage Sunshine
88% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Lake Mead typically stay consistent throughout July, with daily highs averaging around 42°C (108°F). Nights are warm, with lows around 27°C (81°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather for Lake Mead in July
Browse day-by-day weather records for Lake Mead spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Lake Mead historical weather extremes in July
The extremes listed below come from historical weather data collected in Lake Mead from 1976 through 2025.
- On July 7, 2024, temperatures climbed to 47°C (117°F), marking the warmest July day on record.
- The lowest overnight temperature recorded in July was 16°C (61°F) (July 19, 1987).
Best Places in the United States of America in July
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in July →
perfect weather
pleasant
tolerable
unpleasant
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What to Wear in Lake Mead in July
Hot weather in July means keeping cool is the priority. Loose-fitting clothes in natural fabrics work best. Pack plenty of shorts, tank tops, and breathable shirts. Don't forget a hat, swimwear, and comfortable sandals. With minimal rainfall expected, you can leave the rain gear at home. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Lake Mead in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Lake Mead's climate page.
Temperature Rainfall Sunshine Humidity
See the full Lake Mead climate overview or explore weather in the United States of America.
