Lake Mead
Weather by month
Current –

Lake Mead Weather in January

January in Lake Mead brings moderate temperatures around 16°C (61°F) during the day, dropping to 3°C (37°F) at night, with some rainfall expected.

Rainfall in Lake Mead in January

You can expect rain on around 4 days based on historical patterns, with 16 mm (0.6 in) average for the month. Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.

Temperature in Lake Mead in January

Lake Mead in January gets highs of 16°C (61°F) during the day and drops to 3°C (37°F) at night. January is in the winter season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 3°C (37°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Lake Mead in January

The city usually sees around 239 hours of sunlight, indicating many sunny days , a great month for sightseeing.

If you prefer dry days with pleasant temperatures, February, March, April, October and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Lake Mead Temperature in January

Min Temperature
3°C (37°F)
Max Temperature
16°C (61°F)
Chance of Rain
13%
Precipitation
16 mm (0.6 in)
Rainy days
4 days
Humidity
44% *
Sunshine
239 hours *
Percentage Sunshine
79% *
* 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

51-year average (1976-2026)

Based on our historical records, temperatures in Lake Mead typically stay consistent throughout January, with daily highs averaging around 16°C (61°F). Nights are cold, with lows typically ranging from 2°C (36°F) to 4°C (39°F).

Average temperatures in January

Daily Historical Precipitation

51-year average (1976-2026)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in January

Historical weather records for Lake Mead in January

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 January

Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Lake Mead.

  • On January 31, 2003, temperatures climbed to 23°C (73°F), marking the warmest January day on record.
  • On January 28, 1979, Lake Mead saw its coldest January day with temperatures maxing out at 1°C (34°F).
  • The coldest night in January in Lake Mead was on January 29, 1979, with a minimum of -7°C (19°F).

Best Places in the United States of America in January

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 January →

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 January

The weather can swing between comfortable and chilly in January, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. 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 January

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

  • Cycling
    6/10
  • Walking
    6/10
  • Camping
    5/10
  • Outdoor sports
    10/10

Lake Mead 3-Day Forecast

Popular in January

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

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.