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
With average temperatures fluctuating between a high of 24.1°F (-4.4°C) and a low of 11.8°F (-11.2°C), January stands out as the coldest month.Humidity
The most humid month in Bristow is January, with an average relative humidity of 87%.Rainfall
The month with the least rainfall is January, when the rain falls for 5.1 days and typically collects 1.14" (29mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In January, in Bristow, Iowa, it is snowing for 13.5 days. Throughout January, 5.31" (135mm) of snow is accumulated. In Bristow, during the entire year, snow falls for 53.2 days and aggregates up to 22.4" (569mm) of snow.Daylight
In Bristow, the average length of the day in January is 9h and 28min.On the first day of the month, sunrise is at 7:42 am and sunset at 4:48 pm. On the last day of January, in Bristow, Iowa, sunrise is at 7:27 am and sunset at 5:22 pm CST.
Sunshine
With an average of 3.8h of sunshine, January has the least sunshine of the year in Bristow.UV index
January is the month with the lowest UV index in Bristow, Iowa, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: The average daily UV index of 1 in January transforms into the following instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Bristow?
How cold is January in Bristow?
What is the most humid month in Bristow?
What is the average humidity in January in Bristow?
What is the driest month in Bristow?
How many days does it rain in January in Bristow?
How many days does it snow in January in Bristow?
What is the average length of the day in January in Bristow?
What time are sunrise and sunset in January in Bristow?
What is the month with the least sunshine in Bristow?
How long on average sun shines in January in Bristow?
When is the lowest UV index in Bristow?
What is the UV index reading in January in Bristow?
Average temperature in January
Bristow, IA
- Average high temperature in January: 24.1°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (24.1°F).
- Average low temperature in January: 11.8°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).
Average pressure in January
Bristow, IA
- Average pressure in January: 30.14"Hg
The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in January
Bristow, IA
- Average wind speed in January: 10.7mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in January
Bristow, IA
- Average humidity in January: 87%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Bristow, IA
- Average rainfall in January: 1.14"
The wettest month (with the highest rainfall) is June (4.76").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in January
Bristow, IA
- Average rainfall days in January: 5.1 days
The month with the highest number of rainy days is June (20.1 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in January
Bristow, IA
- Average snowfall in January: 5.31"
The month with the highest snowfall is February (5.51").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Bristow, IA
- Average snowfall days in January: 13.5 days
The month with the highest number of snowfall days is January (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Bristow, IA
- 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: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in January
Bristow, IA
- Average sunshine days in January: 14.8 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (7.8 days).
Average UV index in January
Bristow, IA
- Average UV index in January: 1
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in January
Bristow, IA
- Average cloud cover in January: 60
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 31).
Average visibility in January
Bristow, IA
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).
Bristow, Iowa, USA
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