Temperatures in January
It's cool to moderate in January in Dallas with an average temperature of 15°C. Temperatures this month range from a low of 10°C to a high of 17°C. At night, you can expect temperatures between 2°C and 8°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Dallas in January. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of January
The month of January starts in Dallas with cool temperatures, averaging around 14°C during the day and nights close to 4°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-January
By mid-January, the average daytime temperature rises to around 16°C, with nights close to 5°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of January
By the end of January, the average daytime temperature in Dallas will be around 16°C, with nights close to 5°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
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Precipitation in January
In January, there is an average of 49 mm of precipitation, spread over 5 days. Of the total precipitation, about 0,6 cm falls as snow in January. The wind speed is around 4 Bft, mostly coming from the Southwest.
The precipitation chance averages 16% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in January for Dallas. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Dallas in January |
London | ||
|---|---|---|---|
 Average Temperature |
15°C | 8°C | |
 High Temp |
17°C | 9°C | |
| Low Temp |
10°C | 6°C | |
 Total Precipitation |
49 mm | 58 mm | |
| Rainy Days |
5 days | 9 days | |
 Total Snowfall |
0,6 cm | 0,8 cm | |
| Snowy Days |
1 day | 1 day | |
December
UV index
The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Is January a good time to visit Dallas?
Looking for sun and warm weather? Then January isn’t the best time to be in Dallas. The temperature is too low this month for a warm stay.
Temperature records for Dallas in January
With 28°C, Dallas hit the highest temperature in the last 10 years in January 2023. The lowest daytime temperature in this month was -4°C in 2018. The extreme night temperatures ranged from a low of -10°C to a high of 18°C.
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Daily Temperature in January in Dallas
This chart shows the average daily temperatures, both day and night, for each day in January in Dallas, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in January in Dallas
The chart below shows the average daily precipitation in January for Dallas, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for January, you can expect around 5 days of rain in Dallas.
Daily Snowfall in January in Dallas
This chart shows the average daily snowfall in January in Dallas, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in January.
Daily UV Index in January in Dallas
This chart shows the average daily UV index in January in Dallas, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in January in Dallas Over the Years
This chart shows the average temperature in January in Dallas, measured in degrees Celsius, over the past years.
Total Precipitation in January in Dallas Over the Years
This chart shows the average precipitation in January in Dallas, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in January in Dallas per year
This chart shows the average snowfall in January in Dallas, measured in centimetres, over the past years.
Daily climate in January for Dallas
Click on a specific day in January for detailed info on the typical weather on that day in Dallas. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in January in Dallas
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Average Weather in Dallas by Month
Click on a month below to see detailed weather info for Dallas. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
