Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
In the transition from December to January, Las Vegas reports an average high-temperature of a still moderately hot 26.1°C (79°F), indicating a close resemblance to the prior month. Las Vegas maintains a consistent average nighttime low-temperature of 21.5°C (70.7°F) throughout January.Humidity
The average relative humidity in January is 77%.Rainfall
In Las Vegas, in January, during 4.1 rainfall days, 4mm (0.16") of precipitation is typically accumulated. In Las Vegas, during the entire year, the rain falls for 57.2 days and collects up to 83mm (3.27") of precipitation.Daylight
The average length of the day in January is 12h and 28min.On the first day of January, sunrise is at 06:07 and sunset at 18:37. On the last day of the month, sunrise is at 06:20 and sunset at 18:44 -05.
Sunshine
In January, the average sunshine in Las Vegas is 9.3h.UV index
The months with the highest UV index in Las Vegas are January through June, November and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In January, a daily UV index of 6 turns into the following recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What is the temperature in January in Las Vegas?
What is the average humidity in January in Las Vegas?
How much does it rain in Las Vegas in January?
What is the average length of the day in January in Las Vegas?
When are sunrise and sunset in January in Las Vegas?
How long on average sun shines in January in Las Vegas?
What is the month with the highest UV index in Las Vegas?
What is the UV index reading in January in Las Vegas?
Average temperature in January
Las Vegas, Peru
- Average high temperature in January: 26.1°C
The warmest month (with the highest average high temperature) is February (27.7°C).
The month with the lowest average high temperature is August (21.2°C).
- Average low temperature in January: 21.5°C
The month with the highest average low temperature is February (23°C).
The coldest month (with the lowest average low temperature) is September (16.5°C).
Average pressure in January
Las Vegas, Peru
- Average pressure in January: 1012.5mbar
The month with the highest atmospheric pressure is August (1014.1mbar).
The month with the lowest atmospheric pressure is February (1011.9mbar).
Average wind speed in January
Las Vegas, Peru
- Average wind speed in January: 15.2km/h
The windiest month (with the highest average wind speed) is July (17.5km/h).
The calmest month (with the lowest average wind speed) is March (13.3km/h).
Average humidity in January
Las Vegas, Peru
- Average humidity in January: 77%
The months with the highest relative humidity are June, July, August and September (81%).
The month with the lowest relative humidity is February (73%).
Average rainfall in January
Las Vegas, Peru
- Average rainfall in January: 4mm
The wettest month (with the highest rainfall) is March (29mm).
The driest months (with the least rainfall) are August and September (2mm).
Average rainfall days in January
Las Vegas, Peru
- Average rainfall days in January: 4.1 days
The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is August (1 days).
Average daylight in January /
Average sunshine in January
Las Vegas, Peru
- Average daylight in January: 12h and 3min
The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in January: 9h and 2min
The month with the most sunshine is November (Average sunshine: 11h and 18min).
The months with the least sunshine are February and March (Average sunshine: 9h and 12min).
Average sunshine days in January
Las Vegas, Peru
- Average sunshine days in January: 24.8 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is March (16.6 days).
Average UV index in January
Las Vegas, Peru
- Average UV index in January: 6
The months with the highest UV index are January, February, March, April, May, June, November and December (UV index 6).
The months with the lowest UV index are July, August, September and October (UV index 5).
Average cloud cover in January
Las Vegas, Peru
- Average cloud cover in January: 33
The month with the most cloud cover is March (Cloud cover 35).
The months with the least cloud cover are July and August (Cloud cover 24).
Average visibility in January
Las Vegas, Peru
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Las Vegas, Peru
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