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
Tiller experiences a subtle adjustment in high-temperatures to a still frosty 47.8°F (8.8°C) with the onset of January, maintaining near parity with December's 45.7°F (7.6°C). During the nights in January, an average low-temperature of 33.4°F (0.8°C) is observed.Humidity
The months with the highest humidity in Tiller are January, February and December, with an average relative humidity of 86%.Rainfall
The months with the most rainfall in Tiller are January, February and December, with an average 1.1" (28mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In January, in Tiller, it is snowing for 0.5 days. Throughout January, 0.47" (12mm) of snow is accumulated. In Tiller, during the entire year, snow falls for 3.5 days and aggregates up to 2.2" (56mm) of snow.Daylight
In January, the average length of the day is 9h and 27min.On the first day of the month, sunrise is at 7:42 am and sunset at 4:47 pm. On the last day of January, sunrise is at 7:27 am and sunset at 5:22 pm PST.
Sunshine
In January, the average sunshine in Tiller is 4.6h.UV index
The months with the lowest UV index in Tiller, Oregon, are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: In January, the UV index of 2 transforms into the following advice:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What are the temperatures in Tiller in January?
What are the most humid months in Tiller?
What is the average humidity in January in Tiller?
What is the wettest month in Tiller?
How much does it rain in Tiller in January?
How many days does it snow in January in Tiller?
What is the average length of the day in January in Tiller?
When is the sunrise / sunset in January in Tiller?
How many hours of sunshine does Tiller have in January?
What are the months with the lowest UV index in Tiller?
How high is the UV index in January in Tiller?
Average temperature in January
Tiller, OR
- Average high temperature in January: 47.8°F
The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (45.7°F).
- Average low temperature in January: 33.4°F
The month with the highest average low temperature is August (47.7°F).
The coldest month (with the lowest average low temperature) is December (32.2°F).
Average pressure in January
Tiller, OR
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in January
Tiller, OR
- Average wind speed in January: 4.1mph
The windiest month (with the highest average wind speed) is January (4.1mph).
The calmest month (with the lowest average wind speed) is September (3.2mph).
Average humidity in January
Tiller, OR
- Average humidity in January: 86%
The months with the highest relative humidity are January, February and December (86%).
The month with the lowest relative humidity is August (69%).
Average rainfall in January
Tiller, OR
- Average rainfall in January: 1.1"
The wettest months (with the highest rainfall) are January, February and December (1.1").
The driest months (with the least rainfall) are July and August (0.16").
Average rainfall days in January
Tiller, OR
- Average rainfall days in January: 10.8 days
The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is August (2.4 days).
Average snowfall in January
Tiller, OR
- Average snowfall in January: 0.47"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Tiller, OR
- Average snowfall days in January: 0.5 days
The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Tiller, OR
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 4h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in January
Tiller, OR
- Average sunshine days in January: 18.7 days
The month with the most sunshine days is August (26.5 days).
The month with the least sunshine days is March (16.1 days).
Average UV index in January
Tiller, OR
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Tiller, OR
- Average cloud cover in January: 53
The month with the most cloud cover is March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in January
Tiller, OR
- Average visibility in January: 4mi
The months with the highest visibility are July, August and September (5mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (4mi).
Tiller, Oregon, USA
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