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 snowfall in January
- Average snowfall 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
January's advent presents an average high-temperature of a still fresh 54.5°F (12.5°C), indicating a slight variation from the conditions of the previous month. During January, the temperature in Henderson tends to dip to an average of 40.8°F (4.9°C) at night.Humidity
January is the most humid month in Henderson, with an average relative humidity of 45%.Rainfall
In Henderson, in January, during 4 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. Throughout the year, there are 37 rainfall days, and 3.43" (87mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall in Henderson, Nevada.Daylight
In January, the average length of the day is 10h and 2min.On the first day of January, sunrise is at 6:50 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 5:05 pm PST.
Sunshine
The months with the least sunshine in Henderson, Nevada, are January and December, with an average of 7h of sunshine.UV index
In Henderson, the average daily maximum UV index in January is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In January, the maximum UV index of 4 suggests these recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Henderson in January?
What is the most humid month in Henderson?
What is the average humidity in January in Henderson?
How many days does it rain in January in Henderson?
When it does not snow in Henderson?
Does it snow in Henderson in January?
How many hours of daylight does Henderson have in January?
What time are sunrise and sunset in January in Henderson?
What are the months with the least sunshine in Henderson?
How many hours of sunshine does Henderson have in January?
What is the UV index intensity in January in Henderson?
Average temperature in January
Henderson, NV
- Average high temperature in January: 54.5°F
The warmest month (with the highest average high temperature) is July (101.1°F).
The month with the lowest average high temperature is December (53.1°F).
- Average low temperature in January: 40.8°F
The month with the highest average low temperature is July (81.5°F).
The coldest month (with the lowest average low temperature) is December (40.1°F).
Average pressure in January
Henderson, NV
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.76"Hg).
Average wind speed in January
Henderson, NV
- Average wind speed in January: 5.7mph
The windiest months (with the highest average wind speed) are April and June (9.3mph).
The calmest month (with the lowest average wind speed) is January (5.7mph).
Average humidity in January
Henderson, NV
- Average humidity in January: 45%
The month with the highest relative humidity is January (45%).
The month with the lowest relative humidity is June (14%).
Average rainfall in January
Henderson, NV
- Average rainfall in January: 0.43"
The wettest month (with the highest rainfall) is February (0.55").
The driest month (with the least rainfall) is June (0").
Average rainfall days in January
Henderson, NV
- Average rainfall days in January: 4 days
The month with the highest number of rainy days is March (5.3 days).
The month with the least rainy days is June (0.6 days).
Average snowfall in January
Henderson, NV
- Average snowfall in January: 0"
The month with the highest snowfall is February (0.16").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Henderson, NV
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in January /
Average sunshine in January
Henderson, NV
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 7h and 0min
The months with the most sunshine are June and August (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 7h and 0min).
Average sunshine days in January
Henderson, NV
- Average sunshine days in January: 25.8 days
The month with the most sunshine days is June (29.1 days).
The month with the least sunshine days is February (23 days).
Average UV index in January
Henderson, NV
- Average UV index in January: 4
The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Henderson, NV
- Average cloud cover in January: 19
The month with the most cloud cover is December (Cloud cover 20).
The months with the least cloud cover are June, August and September (Cloud cover 6).
Average visibility in January
Henderson, NV
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Henderson, Nevada, USA
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