Our verdict
The best time to visit Dallas is October
In summer, the temperature in Dallas can rise as high as 38℃ (101℉). The average low temperatures in winter float around 4℃ (39℉), while the coldest it gets down to is about 1℃ (34℉).
If you’re keen to work on your tan in Dallas, you’re most likely get the longest days between sun-up and sun-down around July. May sees the most amount of rain in a month if you’re ok with chancing getting drenched, so if you’re looking to stay dry, visit in February instead.
Find out everything you need to know about when to visit Dallas below, including detailed information about the weather and tools to help you find the best prices and book your trip.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Dallas seasons
Before you continue, it’s important to know when the seasons are in Dallas as they might be different to yours depending on where in the world you’re travelling from. Dallas is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Dallas
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Dallas for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Dallas climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Dallas for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Dallas in January
- Average temperature: 8℃ (46℉)
- Average high temperature: 13℃ (55℉)
- Average low temperature: 4℃ (39℉)
- Average humidity: 64%
- Average sunny days: 23 days
- Average rainfall: 43mm (2") over 7 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Dallas in February
- Average temperature: 10℃ (50℉)
- Average high temperature: 15℃ (58℉)
- Average low temperature: 6℃ (43℉)
- Average humidity: 70%
- Average sunny days: 16 days
- Average rainfall: 41mm (2") over 9 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in February, make sure you pack a warm jacket or coat.
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Dallas in March
- Average temperature: 15℃ (58℉)
- Average high temperature: 20℃ (67℉)
- Average low temperature: 10℃ (50℉)
- Average humidity: 70%
- Average sunny days: 15 days
- Average rainfall: 73mm (3") over 14 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in March, make sure you pack a warm jacket or coat.
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Dallas in April
- Average temperature: 19℃ (66℉)
- Average high temperature: 24℃ (75℉)
- Average low temperature: 14℃ (57℉)
- Average humidity: 69%
- Average sunny days: 14 days
- Average rainfall: 67mm (3") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in April, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Dallas in May
- Average temperature: 23℃ (73℉)
- Average high temperature: 28℃ (82℉)
- Average low temperature: 18℃ (65℉)
- Average humidity: 72%
- Average sunny days: 12 days
- Average rainfall: 105mm (4") over 16 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in May, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Dallas in June
- Average temperature: 28℃ (82℉)
- Average high temperature: 33℃ (91℉)
- Average low temperature: 23℃ (74℉)
- Average humidity: 68%
- Average sunny days: 14 days
- Average rainfall: 68mm (3") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in June, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Dallas in July
- Average temperature: 29℃ (85℉)
- Average high temperature: 35℃ (95℉)
- Average low temperature: 25℃ (76℉)
- Average humidity: 61%
- Average sunny days: 15 days
- Average rainfall: 47mm (2") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in July, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Dallas in August
- Average temperature: 30℃ (86℉)
- Average high temperature: 36℃ (96℉)
- Average low temperature: 25℃ (77℉)
- Average humidity: 56%
- Average sunny days: 15 days
- Average rainfall: 62mm (2") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in August, make sure you pack t-shirts, shorts and sun protection.
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Dallas in September
- Average temperature: 26℃ (79℉)
- Average high temperature: 31℃ (88℉)
- Average low temperature: 21℃ (71℉)
- Average humidity: 62%
- Average sunny days: 14 days
- Average rainfall: 59mm (2") over 14 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in September, make sure you pack t-shirts and shorts.. It stays pretty warm most of the time.
Dallas in October
- Average temperature: 19℃ (67℉)
- Average high temperature: 25℃ (76℉)
- Average low temperature: 15℃ (59℉)
- Average humidity: 64%
- Average sunny days: 18 days
- Average rainfall: 93mm (4") over 12 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in October, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Dallas in November
- Average temperature: 14℃ (56℉)
- Average high temperature: 18℃ (65℉)
- Average low temperature: 10℃ (49℉)
- Average humidity: 68%
- Average sunny days: 20 days
- Average rainfall: 49mm (2") over 9 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in November, make sure you pack a warm jacket or coat.
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Dallas in December
- Average temperature: 9℃ (48℉)
- Average high temperature: 13℃ (56℉)
- Average low temperature: 6℃ (42℉)
- Average humidity: 68%
- Average sunny days: 20 days
- Average rainfall: 48mm (2") over 9 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Dallas in December, make sure you pack a warm jacket or coat.
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