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
Sierra Vista sees the arrival of January with an average high-temperature of a still moderate 58.8°F (14.9°C), indicating a subtle variation from December. During the nights in January, the temperature in Sierra Vista averages to a wintry 42.4°F (5.8°C).Humidity
With an average relative humidity of 68%, January is the most humid month.Rainfall
In Sierra Vista, during January, the rain falls for 6.2 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Sierra Vista, during the entire year, the rain falls for 51 days and collects up to 7.56" (192mm) of precipitation.Daylight
In January, the average length of the day is 9h and 58min.On the first day of the month, sunrise is at 7:14 am and sunset at 4:54 pm. On the last day of January, in Sierra Vista, sunrise is at 7:04 am and sunset at 5:24 pm PST.
Sunshine
The average sunshine in January is 6.5h.UV index
The months with the lowest UV index in Sierra Vista are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In January, the UV index of 3 transforms into the following advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Frequently asked questions
What are January temperatures in Sierra Vista?
What is the most humid month in Sierra Vista?
What is the average humidity in January in Sierra Vista?
How much does it rain in Sierra Vista in January?
How many hours of daylight does Sierra Vista have in January?
When are sunrise and sunset in January in Sierra Vista?
How many hours of sunshine does Sierra Vista have in January?
When is the lowest UV index in Sierra Vista?
What is the UV index intensity in January in Sierra Vista?
Average temperature in January
Sierra Vista, CA
- Average high temperature in January: 58.8°F
The warmest month (with the highest average high temperature) is July (100°F).
The month with the lowest average high temperature is December (56.3°F).
- Average low temperature in January: 42.4°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).
Average pressure in January
Sierra Vista, CA
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Sierra Vista, CA
- Average wind speed in January: 4.8mph
The windiest month (with the highest average wind speed) is June (7.9mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).
Average humidity in January
Sierra Vista, CA
- Average humidity in January: 68%
The month with the highest relative humidity is January (68%).
The month with the lowest relative humidity is July (31%).
Average rainfall in January
Sierra Vista, CA
- Average rainfall in January: 1.02"
The wettest month (with the highest rainfall) is March (1.46").
The driest month (with the least rainfall) is August (0.04").
Average rainfall days in January
Sierra Vista, CA
- Average rainfall days in January: 6.2 days
The month with the highest number of rainy days is March (8.6 days).
The month with the least rainy days is June (0.8 days).
Average daylight in January /
Average sunshine in January
Sierra Vista, CA
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 6h and 3min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).
Average sunshine days in January
Sierra Vista, CA
- Average sunshine days in January: 24.5 days
The month with the most sunshine days is June (28.8 days).
The month with the least sunshine days is February (21.5 days).
Average UV index in January
Sierra Vista, CA
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Sierra Vista, CA
- Average cloud cover in January: 28
The months with the most cloud cover are March and December (Cloud cover 30).
The months with the least cloud cover are July, August and September (Cloud cover 5).
Average visibility in January
Sierra Vista, CA
- 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).
Sierra Vista, California, USA
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