Dallas weather in January
Dallas in January averages 9°C (48°F) and 64 mm of rain.
Of the twelve months in Dallas, January is the coldest and the third driest.
- Average temp
- 9°C (48°F)
3–14°C · 38–57°F
- Rainfall
- 64 mm
Showers likely
- Sunshine
- —
- Wind
- 14 km/h
What is Dallas like in January?
Daytime
Days are cool.
Rain
Some rain is likely; pack for showers.
Evening
Evenings are cooler. A layer helps after sunset.
What should I pack for Dallas in January?
A light rain jacket
About 64 mm falls this month — showers rather than washouts.
A warm mid-layer
Nights drop to around 3°C (38°F).
January compared with December and February
January in Dallas is 0.9°C cooler than December and 15 mm drier than it, which averages 10°C (49°F).
January in Dallas is 2.3°C cooler than February and about as wet as it, which averages 11°C (52°F).
Daylight in Dallas in January
On 15 January the sun is up for 10 hours 14 minutes in Dallas, rising about 07:29 and setting about 17:43 local time.
January ends 34 minutes longer than it begins, so the last week of the month is a different length of day from the first.
That is 4 hours 4 minutes short of June, the longest-lit month here.
Where to stay in Dallas
Dates are a starting point for January.
Travel guides for Dallas
What to read before you book.
Dallas weather by month
TemperatureRainfall
How January compares with the rest of the year
January is highlighted. Every other month links to its own page.
| Month | Average | Rainfall |
|---|---|---|
| January | 9°C / 48°F | 64 mm |
| February | 11°C / 52°F | 70 mm |
| March | 15°C / 60°F | 88 mm |
| April | 20°C / 67°F | 80 mm |
| May | 24°C / 75°F | 116 mm |
| June | 28°C / 83°F | 97 mm |
| July | 31°C / 87°F | 45 mm |
| August | 31°C / 87°F | 56 mm |
| September | 27°C / 80°F | 76 mm |
| October | 21°C / 69°F | 122 mm |
| November | 14°C / 58°F | 75 mm |
| December | 10°C / 49°F | 79 mm |
Similar weather in January
Other destinations whose January averages sit close to this one.
Check another month
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FAQs about Dallas in January
January climate averages for Dallas, 1991–2020.
Dallas averages 9°C (48°F) in January, ranging from about 3°C (38°F) at night to 14°C (57°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.
Some. About 64 mm falls across January, enough to need a light jacket but not enough to reshape a trip.
No. January averages 9°C (48°F) against 11°C (52°F) in February — 2.3°C cooler.
January is 0.9°C cooler than December, and 15 mm drier.
It is outside the easiest window. The most comfortable stretch here is April to July; January sits outside it, which usually means more heat, more rain, or both — worth it if you would rather have the place to yourself.
This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what January is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.
About 10 hours 14 minutes of daylight in mid-January, against 14 hours 18 minutes in June and 10 hours in December.
On 15 January, sunrise is about 07:29 and sunset about 17:43 local time. Both shift across the month — the month ends 34 minutes longer than it starts.
