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
Meridian records an average high-temperature of a still icy 36.7°F (2.6°C) in January, maintaining a close correlation with December's 36°F (2.2°C). During the January nights, an average temperature of 25.2°F (-3.8°C) is observed.Humidity
The most humid month is January, with an average relative humidity of 79%.Rainfall
In Meridian, in January, during 11.1 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. In Meridian, during the entire year, the rain falls for 112.8 days and collects up to 12.48" (317mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Meridian, in January, snow falls for 6.8 days, with typically accumulated 4.21" (107mm) of snow. In Meridian, during the entire year, snow falls for 27.1 days and aggregates up to 14.45" (367mm) of snow.Daylight
In Meridian, Idaho, the average length of the day in January is 9h and 23min.On the first day of January, sunrise is at 8:18 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 5:54 pm MST.
Sunshine
In January, the average sunshine is 5.8h.UV index
The months with the lowest UV index in Meridian are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 during January translates into the following guidance:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in January?
What is the most humid month?
What is the average humidity in January?
How much does it rain in January?
How many days does it snow in January?
How many hours of daylight does Meridian have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Meridian, ID
- Average high temperature in January: 36.7°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is December (36°F).
- Average low temperature in January: 25.2°F
The month with the highest average low temperature is August (62.2°F).
The coldest month (with the lowest average low temperature) is December (24.6°F).
Average pressure in January
Meridian, ID
- Average pressure in January: 30.25"Hg
The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Meridian, ID
- Average wind speed in January: 5.4mph
The windiest months (with the highest average wind speed) are March and April (7.3mph).
The calmest month (with the lowest average wind speed) is January (5.4mph).
Average humidity in January
Meridian, ID
- 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 (30%).
Average rainfall in January
Meridian, ID
- Average rainfall in January: 1.65"
The wettest month (with the highest rainfall) is March (1.97").
The driest month (with the least rainfall) is July (0.12").
Average rainfall days in January
Meridian, ID
- Average rainfall days in January: 11.1 days
The month with the highest number of rainy days is March (16.2 days).
The month with the least rainy days is July (3.2 days).
Average snowfall in January
Meridian, ID
- Average snowfall in January: 4.21"
The month with the highest snowfall is December (4.88").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Meridian, ID
- Average snowfall days in January: 6.8 days
The month with the highest number of snowfall days is December (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Meridian, ID
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January: 5h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in January
Meridian, ID
- Average sunshine days in January: 16.1 days
The month with the most sunshine days is July (25.4 days).
The month with the least sunshine days is March (12.3 days).
Average UV index in January
Meridian, ID
- 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
Meridian, ID
- Average cloud cover in January: 39
The month with the most cloud cover is December (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 8).
Average visibility in January
Meridian, ID
- 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).
Meridian, Idaho, USA
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