Last updated: August 28, 2025
In January, the breathtaking region of Ha Giang, Vietnam, experiences a diverse range of weather conditions. With maximum temperatures reaching 25°C (77°F), the days are pleasantly warm, while average temperatures hover around a comfortable 15°C (60°F). Nighttime brings a cool touch, with temperatures dipping to a minimum of 5°C (42°F). Rain is a common visitor during this month, contributing to a total precipitation of 124 mm (4.9 in) over 17 days, keeping the landscape lush and vibrant. Coupled with a humidity level of 57%, the atmosphere provides a refreshing backdrop for exploring Ha Giang's stunning natural beauty and rich cultural heritage.
In January, Ha Giang, Vietnam presents a crisp yet inviting climate, with temperatures ranging from a cool 5°C (42°F) at night to a comfortable 25°C (77°F) during the day, averaging 15°C (60°F). This month marks the transition into the dry season, where chilly evenings give way to pleasantly warm afternoons—perfect for exploring the stunning landscapes. As the year progresses, February sees a slight increase in temperatures, while March ushers in a noticeable rise, with averages reaching 20°C (68°F). By April, the warmth intensifies, hinting at upcoming summer heat, peaking at 34°C (94°F) by mid-year. This upward trend continues through the hot summer months, where temperatures consistently hover around 36°C (97°F). As autumn approaches in September and October, there's a refreshing decline in the heat, making for mild and pleasant days, before dipping again in December to 2°C (37°F) at its lowest. This temperature oscillation throughout the year not only shapes the region’s climate but also influences local culture and activities, making Ha Giang an intriguing destination year-round.
January in Ha Giang, Vietnam, marks the onset of a rainy season, with an average precipitation of 124 mm (4.9 in) spread over approximately 17 rainy days. This sets a slightly wetter tone compared to February, where rainfall drops to 109 mm (4.3 in) but increases to 182 mm (7.2 in) in March as the days grow longer and warmer. The trend continues upward, culminating in the wettest months from May to July, where rainfall peaks significantly. Interestingly, January serves as the bridge between the drier winter months and the more intense summer rains, emphasizing Ha Giang's dynamic climate. Each passing month brings a gradual increase in precipitation, leading to lush landscapes by the end of spring, painting a vivid picture of the region's transition from winter to a vibrant, rain-soaked summer.
In January, Ha Giang experiences a moderate humidity level of 57%, providing a refreshing start to the year. This trend shifts noticeably in February, where humidity rises to 67%, signaling the approach of spring with increased moisture in the air. As temperatures warm, March sees a slight dip back to 58%, but this relief is fleeting, as April brings a further decrease to 53%. However, the humidity begins to climb significantly from May to July, reaching a peak of 90% during the sweltering summer months. Interestingly, while August maintains this high level, a gradual decline is observed in the following months, with September at 81% and settling at 75% by October. A gentle drop continues into late autumn, with November at 74% and December concluding the year at 69%—revealing a dynamic but cyclical pattern of humidity throughout the year in this picturesque region of Vietnam.
In January, Ha Giang, Vietnam experiences a UV Index of 8, categorized as very high, with a brief burn time of just 15 minutes. As the months progress, the UV levels rise sharply, hitting a peak of 14 between May and August, marking an extreme exposure category, where even a short 10-minute exposure can lead to skin damage. Notably, March and April also present extreme conditions at 12, reducing burn time to just 10 minutes. In contrast, the UV Index dips in the latter part of the year, with notable decreases in November and December, where the Index falls to 9 and 7, respectively, allowing for longer exposure times. This trend highlights a crucial need for sun safety awareness, especially during the hotter months. For more detailed information, check the Ha Giang UV Index.
UV Risk Categories
In Ha Giang, Vietnam, January marks the beginning of the year with 141 hours of sunshine, setting a serene backdrop for travelers seeking tranquility. As the months unfold, sunlight becomes increasingly abundant, peaking in May with an impressive 290 hours. The consistent rise in sunshine hours from January through May not only heralds the arrival of warmer days but also enhances the region's breathtaking landscapes. Following May, sunshine hours begin to gradually decline, yet remain plentiful throughout the summer and into autumn. By December, Ha Giang still enjoys a respectable 203 hours of sunshine, ensuring that visitors can bask in the beauty of its vibrant scenery as the year draws to a close. This progression invites exploration and adventure, showcasing the area’s unique allure during each season.
In Ha Giang, Vietnam, January offers a 30% chance of sunny weather, making it one of the brighter months of the year. This likelihood stands in stark contrast to the more overcast days of February and March, which drop to 15% and 14% respectively. As winter transitions into spring, the chance of sunshine fluctuates, with May seeing a slight uptick to 20%, before dipping again during the summer months. A notable trend emerges as the year progresses; September shines brightly with a 34% likelihood of sun, while the year wraps up with December bringing a cozy 36% chance, hinting at an inviting finale of sunny days. Overall, January is a promising month for those hoping to bask in the sun while exploring the stunning landscapes of Ha Giang.
In Ha Giang, Vietnam, January marks the beginning of a gradual increase in daylight duration, starting with a modest 10 hours. As the days lengthen, February brings 11 hours of sunlight, hinting at the approaching warmth of spring. By March and April, daylight levels stabilize at 12 hours, providing ample time for outdoor adventures. The peak of daylight arrives in May through July, where residents and visitors can enjoy up to 13 hours of sunshine, perfect for exploring Ha Giang's stunning landscapes. As August rolls in, daylight begins to recede slightly, settling back to 12 hours, and further decreases in September to 11 hours by October. November also sees 11 hours, while December returns to the shorter days of January, concluding the year with 10 hours of daylight. This cyclical rhythm not only enriches the natural beauty of the region but also significantly influences the local lifestyle and activities flowing throughout the year.
In January, Ha Giang enjoys a gentle breeze, with an average wind speed of 1.1 m/s (3 mph), mirroring February's calm conditions. As spring approaches, March sees a slight uptick to 1.3 m/s (3 mph), hinting at a subtle invigorating shift as nature awakens. However, this increase is short-lived, as April and October bring wind speeds back down to 1.2 m/s (3 mph), maintaining a tranquil atmosphere. The summer months, particularly June through August, experience the calmest winds, dipping to 0.9 m/s (2 mph), perfect for leisurely exploration of the region’s stunning landscapes. As the year concludes, wind speeds remain low, suggesting a consistent, soothing embrace by the quiet January winds which harmoniously diminish into a peaceful winter slumber.
Weather in Ha Giang varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Ha Giang, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of January and February, both months exhibit mild temperatures, but February typically sees slightly warmer averages. January's temperatures range from a minimum of 5°C (42°F) to a maximum of 25°C (77°F), with an average of 15°C (60°F). In contrast, February presents a minimum of 6°C (44°F) and peaks at 27°C (82°F), averaging 16°C (61°F). Precipitation levels are also notable, with January receiving 124 mm (4.9 in) over 17 days, while February has slightly less at 109 mm (4.3 in) across 18 days. Moreover, February experiences higher humidity at 67%, compared to January’s 57%. For a more detailed view of February weather in Ha Giang, you can check out Ha Giang weather in February.
January and March present notable differences in weather conditions. In January, temperatures range from a minimum of 5°C (42°F) to a maximum of 25°C (77°F), with an average of 15°C (60°F), while March sees a warmer temperature spectrum, from a minimum of 11°C (52°F) to a high of 33°C (91°F), with an average of 20°C (68°F). Precipitation increases as well, with January experiencing 124 mm (4.9 in) over 17 days, compared to March's 182 mm (7.2 in) over 22 days. Humidity remains relatively constant, sitting at 57% in January and slightly rising to 58% in March. For more detailed information, check out Ha Giang weather in March.
When comparing the weather in January and April, there are noticeable differences in both temperature and precipitation. January experiences mild temperatures with a minimum of 5°C (42°F) and an average of 15°C (60°F), whereas April sees a warmer range with a minimum of 10°C (49°F) and an average of 22°C (72°F). Additionally, the maximum temperature in April can reach as high as 34°C (94°F), significantly warmer than January's 25°C (77°F) peak. Precipitation also varies, with January receiving 124 mm (4.9 in) over 17 days, while April has a higher total of 206 mm (8.1 in) spread across 22 days, indicating a wetter month. Despite the increased rainfall in April, humidity remains relatively consistent, dropping slightly from 57% in January to 53% in April. For more specific information about April weather, you can check Ha Giang weather in April.
January weather is typically mild with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 25°C (77°F), while May experiences significantly warmer conditions with temperatures ranging from 16°C (60°F) to a sweltering 36°C (98°F). Precipitation also differs markedly between these months, with January averaging 124 mm (4.9 in) over 17 days, compared to May’s much higher total of 275 mm (10.8 in) occurring across 27 days. Additionally, humidity levels rise from 57% in January to 69% in May, adding to the sense of a warmer and more humid climate in late spring. For more detailed information, you can check out Ha Giang weather in May.
In January, the weather is mild with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 25°C (77°F), averaging around 15°C (60°F). During this month, precipitation is relatively moderate at 124 mm (4.9 in), occurring over 17 days, and the humidity sits at 57%. In contrast, June experiences much warmer conditions, with temperatures soaring from a minimum of 20°C (68°F) to a maximum of 36°C (98°F) and an average of 27°C (80°F). However, it also brings increased rainfall, totaling 371 mm (14.6 in) across 25 days and higher humidity levels at 83%. For more detailed insights about this month's weather, you can check Ha Giang weather in June.
When comparing the weather in January and July, significant differences emerge. January experiences milder temperatures, with a minimum of 5°C (42°F) and an average of 15°C (60°F), while July boasts much warmer conditions, with temperatures ranging from a minimum of 21°C (71°F) to a maximum of 36°C (97°F). Precipitation also sees a stark contrast; January receives 124 mm (4.9 in) over 17 days, whereas July witnesses much heavier rainfall at 330 mm (13.0 in) across 28 days. Additionally, July's humidity peaks at 90%, compared to January's more moderate 57%. For a closer look at the specific weather patterns during this summery month, you can check out Ha Giang weather in July.
In January, the weather in Ha Giang is relatively mild, featuring a temperature range that sees minimums around 5°C (42°F) and maximums reaching 25°C (77°F), with an average of 15°C (60°F). The month experiences 124 mm (4.9 in) of precipitation over 17 days, with humidity levels around 57%. In contrast, August brings much warmer conditions, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 36°C (97°F), averaging at 26°C (80°F). Rainfall is significantly higher in August, totaling 349 mm (13.7 in) over 27 days, and the humidity rises dramatically to 90%. For more detailed information on August weather, visit Ha Giang weather in August.
In January, the weather is generally mild, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 25°C (77°F) and an average of 15°C (60°F). The month experiences a fair amount of rain, totaling 124 mm (4.9 in) over 17 days, and the humidity level averages around 57%. In contrast, September brings warmer temperatures, with a minimum of 16°C (62°F), an average of 25°C (78°F), and a peak of 34°C (94°F). This month sees increased precipitation, with 220 mm (8.7 in) over 22 days and humidity rising to an average of 81%. For more details on September weather, you can visit Ha Giang weather in September.
January and October present distinctly different weather patterns. In January, temperatures range from a minimum of 5°C (42°F) to a maximum of 25°C (77°F), with an average of 15°C (60°F). The month experiences around 124 mm (4.9 in) of precipitation over 17 days, along with a lower humidity level of 57%. In contrast, October sees a warmer climate, with temperatures varying from 12°C (55°F) to 31°C (89°F), averaging 22°C (73°F). Precipitation increases to 196 mm (7.7 in) over 19 days, accompanied by a higher humidity of 75%. For more information on the October weather specifics, check out Ha Giang weather in October.
In comparing the weather between January and November, we observe notable differences. January experiences cooler temperatures, with a minimum of 5°C (42°F) and a maximum of 25°C (77°F), averaging around 15°C (60°F). In contrast, November is milder, with minimum temperatures of 9°C (48°F) and a maximum of 28°C (83°F), resulting in an average of 19°C (67°F). While January sees around 124 mm (4.9 in) of precipitation over 17 days, November is slightly drier with 112 mm (4.4 in) of rain over 16 days. Additionally, November has higher humidity levels at 74%, compared to January's 57%. For more specifics on this month, you can check the details in Ha Giang weather in November.
In comparing the weather between January and December, we see that January experiences slightly warmer temperatures with a minimum of 5°C (42°F) and a maximum of 25°C (77°F), while December has a cooler minimum of 2°C (37°F) and a maximum of 26°C (79°F). Both months share an average temperature of 15°C (60°F). Precipitation is higher in January with 124 mm (4.9 in) over 17 days, compared to December's 98 mm (3.9 in) over 16 days. Additionally, humidity levels are notably higher in December at 69%, versus January's 57%. For a more detailed look at December weather, you can visit Ha Giang weather in December.
As January settles over Ha Giang, the weather reveals a distinct character, markedly different from other months. The temperatures oscillate between a comfortable 15°C average with peaks reaching 25°C and cool dips to 5°C, creating a refreshing climate ideal for exploration. However, this month also welcomes a significant amount of rainfall, with 17 days experiencing precipitation, which adds to the lush landscape but may require some planning for outdoor activities. The humidity hovers around 57%, offering a crispness in the air that is perfect for experiencing the region’s stunning beauty. To learn more about the unique weather patterns throughout the year, be sure to check out Ha Giang Climate.