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
January is Dayton's coldest month, registering average high temperatures of 59.9°F (15.5°C) and lows of 44.2°F (6.8°C).Humidity
In Dayton, the average relative humidity in January is 77%.Rainfall
In Dayton, in January, during 10.5 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, there are 177.5 rainfall days, and 38.46" (977mm) of precipitation is accumulated.Snowfall
January and December are months with snowfall. The months with the most snowfall are January and December, with an average 0.12" (3mm) of accumulated snow.Daylight
The average length of the day in January is 10h and 28min.On the first day of January, sunrise is at 7:15 am and sunset at 5:30 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:55 pm CST.
Sunshine
In January, the average sunshine is 5.3h.UV index
The average daily maximum UV index in January is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In January, the maximum UV index of 4 translates into these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
What is the usual temperature for Dayton in January?
What is the average humidity in January?
How many days does it rain in January?
When does it snow the most?
What is the last month it snows?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Dayton have in January?
What is the UV index intensity in January?
Average temperature in January
Dayton, TX
- Average high temperature in January: 59.9°F
The warmest month (with the highest average high temperature) is August (93.7°F).
The month with the lowest average high temperature is January (59.9°F).
- Average low temperature in January: 44.2°F
The month with the highest average low temperature is July (75.2°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in January
Dayton, TX
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Dayton, TX
- Average wind speed in January: 6.5mph
The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is September (5.1mph).
Average humidity in January
Dayton, TX
- Average humidity in January: 77%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (73%).
Average rainfall in January
Dayton, TX
- Average rainfall in January: 1.85"
The wettest month (with the highest rainfall) is May (5.24").
The driest month (with the least rainfall) is February (1.77").
Average rainfall days in January
Dayton, TX
- Average rainfall days in January: 10.5 days
The month with the highest number of rainy days is August (20.3 days).
The month with the least rainy days is November (10.3 days).
Average snowfall in January
Dayton, TX
- Average snowfall in January: 0.12"
The months with the highest snowfall are January and December (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Dayton, TX
- Average snowfall days in January: 0.2 days
The months with the highest number of snowfall days are January and December (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Dayton, TX
- Average daylight in January: 10h and 3min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in January: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in January
Dayton, TX
- Average sunshine days in January: 18.8 days
The month with the most sunshine days is January (18.8 days).
The months with the least sunshine days are August and September (8.3 days).
Average UV index in January
Dayton, TX
- Average UV index in January: 4
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Dayton, TX
- Average cloud cover in January: 42
The month with the most cloud cover is February (Cloud cover 54).
The months with the least cloud cover are August and October (Cloud cover 31).
Average visibility in January
Dayton, TX
- Average visibility in January: 6mi
The months with the highest visibility are January, June, August, October, November and December (6mi).
The months with the lowest visibility are February, March, April, May, July and September (5mi).
Dayton, Texas, USA
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