Lake Mead
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Lake Mead Weather in March

Lake Mead in March sees high temperatures, with highs around 24°C (75°F) and overnight lows of 9°C (48°F). With just 8.2 mm (0.3 in) of rainfall on average, rain is rarely an issue.

Rainfall in Lake Mead in March

Historically, March sees about 3 days of rain, with a monthly average of 8.2 mm (0.3 in). Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.

Temperature in Lake Mead in March

March is a good time to be in Lake Mead. Days are excellent, reaching 24°C (75°F), with nights around 9°C (48°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Lake Mead in March

With approximately 314 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If you're inclined towards comfortable temperatures and drier conditions, March is a good time to visit Lake Mead.

Lake Mead Temperature in March

Min Temperature
9°C (48°F)
Max Temperature
24°C (75°F)
Chance of Rain
10%
Precipitation
8.2 mm (0.3 in)
Rainy days
3 days
Humidity
33% *
Sunshine
314 hours *
Percentage Sunshine
85% *
* Data from: Las Vegas, the United States of America (72 KM, 44 Miles).

Lake Mead Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Lake Mead - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Lake Mead typically rise from around 18°C (64°F) at the start of March to approximately 22°C (72°F) by the end. Nights are cool, with lows typically ranging from 7°C (45°F) to 11°C (52°F).

Average temperatures in March

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 March

Historical weather records for Lake Mead in March

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 March

Our historical data for Lake Mead spans 1976 to 2026, revealing these weather extremes.

  • On March 20, 2026, temperatures climbed to 36°C (97°F), marking the warmest March day on record.
  • The lowest overnight temperature recorded in March was -1°C (30°F) (March 4, 1985).

Best Places in the United States of America in March

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 March →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Lake Mead in March

Comfortable temperatures call for an easy wardrobe in March. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Dry conditions mean you won't need to worry about rain protection. 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 March

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    10/10
  • Cycling
    10/10
  • Walking
    10/10
  • Barbeque
    9/10
  • Camping
    5/10
  • Outdoor sports
    10/10

Lake Mead 3-Day Forecast

Popular in March

Where to go in March - average daytime high across popular destinations.

Bucket list

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