Last updated: February 24, 2025
In Dallas, United States, January presents a diverse weather tapestry, showcasing a maximum temperature of 26°C (80°F) while averaging around a cool 8°C (47°F). The month can experience chilly dips, with temperatures occasionally plummeting to a brisk minimum of -11°C (12°F). Travelers should be prepared for some dampness, as January sees approximately 60 mm (2.4 in) of precipitation spread over 6 days. With an average humidity level of 80%, this month combines the crispness of winter with the promise of sunny days, making it a unique time to explore the city’s vibrant culture.
In Dallas, January presents a striking mix of winter chill and occasional warmth. With minimum temperatures dipping to -11°C (12°F), the month marks the coldest stretch of the year, but it quickly transitions to a milder average of 8°C (47°F). As the month progresses, residents can experience balmy days, with highs reaching up to 26°C (80°F). This fluctuation hints at the larger trend of Dallas's diverse climate, where winter may still hold its grip, yet hints of spring's arrival are palpable. Such variability not only adds charm to the season but also sets the stage for the warmer months ahead, contrasting sharply with the sub-zero extremes that occasionally touch the city.
In January, Dallas experiences a relatively mild start to the year, with 60 mm (2.4 in) of precipitation spread across 6 days of rain. This marks the lowest monthly rainfall amount compared to subsequent months, as precipitation gradually increases into the spring. By February, total rainfall rises noticeably to 102 mm (4.0 in), paving the way for a wet March with 115 mm (4.5 in), both featuring 10 and 11 rainy days, respectively. April and May continue this trend, peaking in May with a substantial 178 mm (7.0 in) of rain, often accompanied by thunderstorms. As summer approaches, rainfall diminishes, with July experiencing the driest conditions at just 47 mm (1.8 in), before a slight uptick resumes into the fall months. This gradual transition in precipitation reflects Dallas's dynamic climate, where January serves as a prelude to a much wetter season ahead.
In January, Dallas experiences a humidity level of 80%, making it one of the more humid months of the year. This elevated moisture content tends to linger into February and November, both hovering around 79% and 82% respectively. As the weather warms up in March and April, humidity levels slightly decline to 78%, suggesting a gradual shift towards drier conditions leading into spring. However, May unexpectedly brings a spike back to 81% before the summer heat sets in. By July and August, humidity begins to decrease, hitting a low of 66% by late summer. This trend of dropping humidity continues into September and October, indicating a refreshing change after the sweltering months. As winter approaches again, December arrives with the highest humidity of the year at 87%, wrapping up the cycle with a familiar moisture-laden chill. The overall pattern reveals a distinctive seasonal ebb and flow in Dallas's humidity, highlighting the region's dynamic climate.
In Dallas, January sees a moderate UV Index of 4, offering a relatively safer environment for outdoor activities with a burn time of about 30 minutes. However, as the months progress, residents and visitors should be prepared for a sharp increase in sun intensity. By February, the UV Index climbs to 7, indicating a high exposure category with a slightly reduced burn time of 25 minutes. This upward trend continues sharply into the spring months, peaking in May and June, where the UV Index reaches an extreme level of 11, allowing for only 10 minutes of sun exposure before burning occurs. Such patterns highlight the importance of sun protection as the year unfolds—especially in the sweltering summer months. For more comprehensive insights into the UV Index throughout the year, check out Dallas UV Index.
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January in Dallas ushers in approximately 174 hours of sunshine, setting the stage for a gradual increase in daylight as winter gives way to spring. By February, the sunlight slightly dips to 172 hours, but as the season unfolds, March shines with a remarkable 240 hours, signaling the awakening of nature. The trend continues upward into April and May, where residents enjoy 262 and 283 hours of sunlight respectively, offering perfect weather for outdoor activities. As summer approaches, the sun blazes with 361 hours in July, the peak of the year, before gradually tapering off in August to 330 hours. The cooler months see a decrease, with September still basking in 285 hours before the daylight dwindles to 227 hours by December. This cyclical pattern not only highlights Dallas's vibrant weather but also reinforces the city's appeal as a sunny escape throughout the year.
In Dallas, January boasts a 48% chance of sunny weather, making it a moderately bright month compared to its neighbors. Notably, the likelihood of sunshine tends to increase as winter transitions into spring; for instance, February sees a slight dip to 43%, but by March, the chances rise to 57%. This upward trend continues into the warmer months, with September and October enjoying 66% sunny days, signaling a gradual shift towards clear skies as the year progresses. Interestingly, both January and December mirror a 48% chance of sun, suggesting that though winter can be cloudy, there are still opportunities for sunshine amidst the chill. Overall, while January may not be the sunniest month, its moderate likelihood sets the stage for a promising spring ahead.
In Dallas, January kicks off with about 10 hours of daylight, gradually increasing as the month progresses. This trend signals the impending arrival of spring, with daylight extending to 11 hours by February and reaching 12 hours in March. The notable surge continues into April and May, where residents enjoy up to 13 hours of sunlight, providing ample opportunity for outdoor activities. As summer approaches, June and July promise the longest days at 14 hours, perfect for basking in the sun. However, as the year winds down, daylight begins to recede, returning to 13 hours in August and tapering off to 10 hours once again by November and December. This natural rhythm highlights the seasonal shift that Dallas experiences, making each month uniquely vibrant as the days lengthen and shorten.
In January, Dallas greets the new year with an average wind speed of 3.7 m/s (8 mph), slightly calmer compared to the months that follow. As the season transitions into February, a noticeable uptick to 4.4 m/s (10 mph) begins to roll in, bolstering the briskness characteristic of winter. March continues this trend with a marginal increase, maintaining the winds at 4.6 m/s (10 mph). However, as April approaches, the winds stabilize back to 4.4 m/s (10 mph), indicating a consistency just before the spring thaw. Interestingly, in May, the winds retreat to the previous January levels, hovering at 3.7 m/s (8 mph). This cadence persists as summer arrives, with a steady decline through June and July, reaching a calm 2.6 m/s (6 mph), before experiencing a slight recovery in August. The autumn months see a revival, with wind speeds bouncing back to around 3.8 m/s (8-9 mph) in both October and November. By December, as the year draws to a close, winds pick up just a notch to 4.1 m/s (9 mph), offering a gentle reminder of the dynamic nature of Dallas’ January winds and the patterns they weave throughout the year.
The weather in Dallas changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Dallas and find detailed weather information for every month.
January and February exhibit notable differences in weather patterns. In January, temperatures range from a chilly minimum of -11°C (12°F) to a comfortable average of 8°C (47°F), peaking at 26°C (80°F). The month experiences about 60 mm (2.4 in) of precipitation over six days, accompanied by relatively high humidity at 80%. In contrast, February shows a more extreme temperature variation, with lows plunging to -19°C (-2°F) and an average of 10°C (50°F), reaching a maximum of 30°C (86°F). Precipitation also increases to 102 mm (4.0 in) over ten days, while humidity remains slightly lower at 79%. For more details on February weather, you can visit Dallas weather in February.
In January, the weather typically features colder temperatures with a minimum of -11°C (12°F) and an average of 8°C (47°F), while in March, the temperatures notably rise with a minimum of -6°C (22°F) and an average of 16°C (61°F). The maximum temperatures in January peak at 26°C (80°F), whereas March experiences warmer conditions, reaching up to 33°C (92°F). Precipitation levels also differ, with January receiving 60 mm (2.4 in) over 6 days compared to March's 115 mm (4.5 in) across 11 days. Despite the wetter March, humidity remains relatively similar, at 80% in January and 78% in March. For a detailed look at what to expect, check out Dallas weather in March.
The weather in January and April contrasts significantly, with January experiencing colder temperatures ranging from a minimum of -11°C (12°F) to a maximum of 26°C (80°F), while April enjoys milder conditions with a minimum of 2°C (35°F) and a maximum reaching 34°C (93°F). January typically sees an average temperature of 8°C (47°F) and lower precipitation levels of 60 mm (2.4 in) over 6 days, compared to April's much wetter climate, which brings 122 mm (4.8 in) of precipitation across 9 days. Despite the slightly higher humidity in January at 80%, April's humidity remains relatively high at 78%, reflecting the shift to a warmer and more humid spring. For more detailed weather information, visit Dallas weather in April.
January and May present stark contrasts in weather patterns. In January, temperatures range from a chilly minimum of -11°C (12°F) to a milder average of 8°C (47°F), reaching a maximum of 26°C (80°F) on warmer days. The month sees about 60 mm (2.4 in) of precipitation over 6 days, with humidity levels sitting at a high 80%. In contrast, May showcases significantly warmer temperatures, with a minimum of 7°C (45°F) and an average soaring to 24°C (75°F), peaking at 36°C (97°F). This month also experiences increased rainfall, totaling 178 mm (7.0 in) across 12 days, while humidity remains similar at 81%. For more detailed insights, you can explore Dallas weather in May.
January and June exhibit stark contrasts in weather. In January, temperatures range from a chilly -11°C (12°F) at their lowest to a mild 26°C (80°F) at their peak, with an average of 8°C (47°F). This month sees about 60 mm (2.4 in) of precipitation over six days and high humidity at 80%. Conversely, June experiences a much warmer climate, with minimum temperatures of 16°C (62°F) and maximums reaching up to 38°C (100°F), resulting in an average of 28°C (82°F). There is a notable increase in precipitation, totaling 93 mm (3.6 in) over nine days, while humidity slightly decreases to 78%. For further details, you can check out this link: Dallas weather in June.
In January, the weather is quite chilly, with temperatures ranging from a frigid minimum of -11°C (12°F) to a pleasant maximum of 26°C (80°F), averaging around 8°C (47°F). The month sees approximately 60 mm (2.4 in) of precipitation over about 6 days, and the humidity remains relatively high at 80%. In contrast, July experiences much warmer weather, with temperatures ranging from a minimum of 18°C (65°F) to a scorching maximum of 42°C (108°F), averaging 30°C (85°F). The precipitation decreases to 47 mm (1.8 in) over 7 days, with humidity levels also lower at 73%. For more details about July's weather, you can check this link: Dallas weather in July.
In January, the weather is notably colder, with temperatures ranging from a frigid minimum of -11°C (12°F) to a mild maximum of 26°C (80°F), and an average temperature around 8°C (47°F). The month experiences about 60 mm (2.4 in) of precipitation over approximately 6 days, coupled with high humidity at 80%. In contrast, August brings warm and sultry conditions, with temperatures soaring from a minimum of 20°C (68°F) to a scorching maximum of 40°C (104°F) and an average of 29°C (85°F). This month sees increased precipitation at 96 mm (3.8 in) spread across about 7 days, but the humidity is lower at 66%. For more details on the weather patterns, check out Dallas weather in August.
When comparing the weather in January and September, a striking contrast emerges. January experiences a minimum temperature of -11°C (12°F) and an average of 8°C (47°F), while September boasts a much milder minimum of 11°C (51°F) and an average temperature of 26°C (80°F). The peak temperatures are also notably higher in September, reaching up to 38°C (100°F), compared to January's maximum of 26°C (80°F). Additionally, September sees more precipitation, totaling 81 mm (3.2 in) over 9 days, compared to January's 60 mm (2.4 in) over just 6 days. Humidity levels are higher in January at 80%, while September has a more comfortable 65% humidity. For more details on September weather, check Dallas weather in September.
In January, the weather presents a stark contrast compared to October, with temperatures ranging from a chilly -11°C (12°F) to a milder average of 8°C (47°F), peaking at 26°C (80°F). The month sees about 60 mm (2.4 in) of precipitation over 6 days, accompanied by a high humidity level of 80%. In contrast, October experiences a much warmer range, with minimum temperatures around 1°C (35°F) and an average of 20°C (68°F), hitting a maximum of 36°C (98°F). This month is noticeably wetter, receiving 143 mm (5.6 in) of rain across 9 days, and the humidity drops slightly to 72%. For more detailed insights, you can check Dallas weather in October.
In comparing the weather between January and November, we can see some notable differences. January tends to be colder overall, with temperatures ranging from a minimum of -11°C (12°F) to a maximum of 26°C (80°F), while November enjoys milder conditions, with temperatures fluctuating between -5°C (24°F) and 34°C (93°F). Precipitation levels are relatively similar, with January receiving 60 mm (2.4 in) and November slightly less at 55 mm (2.2 in), both experiencing rainfall on about 6 days. Additionally, humidity levels remain quite high in both months, with January at 80% and November just slightly higher at 82%. For more details on typical November weather, you can visit Dallas weather in November.
In comparing the weather between January and December, January typically experiences colder temperatures, with a minimum of -11°C (12°F) and an average of 8°C (47°F), while December's minimum hovers at -5°C (24°F) and averages around 11°C (52°F). Precipitation is slightly lower in January at 60 mm (2.4 in) over 6 days, compared to December's 66 mm (2.6 in) across 7 days. Moreover, January tends to feel less humid with about 80% humidity, compared to December's higher humidity level of 87%. For more detailed insights, you can visit Dallas weather in December.
January in Dallas offers a distinctive change from the warmer months, featuring cooler weather and increased humidity. While daytime temperatures can reach a pleasant 26°C, the nights can be quite chilly, dipping to lows around -11°C. This month also sees a fair amount of precipitation, averaging around 60 mm across six days, which contributes to the 80% humidity that often accompanies winter in the area. As you navigate the cooler days, it's a perfect time to embrace the unique charm of Dallas in winter, a stark contrast to the blazing summer heat. For more detailed insights into the climate, visit Dallas Climate.