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
Transitioning from December to January, Helix observes an average high-temperature of a still cold 39.7°F (4.3°C), differing subtly from the previous month. The low-temperature average for Helix during January stands at a subzero cold 29.5°F (-1.4°C).Humidity
The most humid month is January, with an average relative humidity of 79%.Rainfall
In Helix, in January, it is raining for 13.6 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, in Helix, there are 125.2 rainfall days, and 11.26" (286mm) of precipitation is accumulated.Snowfall
January through April, September, November and December are months with snowfall. In Helix, in January, snow falls for 4.4 days, with typically accumulated 2.17" (55mm) of snow. In Helix, during the entire year, snow falls for 19.8 days and aggregates up to 10.16" (258mm) of snow.Daylight
In Helix, the average length of the day in January is 9h and 9min.On the first day of the month, sunrise is at 7:35 am and sunset at 4:20 pm. On the last day of January, sunrise is at 7:17 am and sunset at 4:58 pm PST.
Sunshine
January and December, with an average of 5.4h of sunshine, are months with the least sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 2 in January translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during January?
What is the most humid month?
What is the average humidity in January?
How many days does it rain in January in Helix?
How many days does it snow in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
What are the months with the least sunshine?
How many hours of sunshine does Helix have in January?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Helix, OR
- Average high temperature in January: 39.7°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (38.3°F).
- Average low temperature in January: 29.5°F
The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).
Average pressure in January
Helix, OR
- Average pressure in January: 30.19"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).
Average wind speed in January
Helix, OR
- Average wind speed in January: 6.3mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is December (6.2mph).
Average humidity in January
Helix, OR
- Average humidity in January: 79%
The month with the highest relative humidity is January (79%).
The months with the lowest relative humidity are July and August (37%).
Average rainfall in January
Helix, OR
- Average rainfall in January: 1.3"
The wettest month (with the highest rainfall) is December (1.5").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in January
Helix, OR
- Average rainfall days in January: 13.6 days
The month with the highest number of rainy days is March (15.9 days).
The month with the least rainy days is August (3.7 days).
Average snowfall in January
Helix, OR
- Average snowfall in January: 2.17"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in January
Helix, OR
- Average snowfall days in January: 4.4 days
The month with the highest number of snowfall days is December (6.1 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in January /
Average sunshine in January
Helix, OR
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in January
Helix, OR
- Average sunshine days in January: 13.4 days
The month with the most sunshine days is July (25.1 days).
The month with the least sunshine days is February (12.4 days).
Average UV index in January
Helix, OR
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Helix, OR
- Average cloud cover in January: 43
The month with the most cloud cover is December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 9).
Average visibility in January
Helix, OR
- 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).
Helix, Oregon, USA
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