Last updated: August 28, 2025
In Bac Ha, Vietnam, January unveils a climate characterized by mild temperatures and a touch of winter charm. The maximum temperature can reach a comfortable 25°C (77°F), while the average hovers around 15°C (59°F), providing a crisp yet pleasant atmosphere. Early risers may experience the cooler minimum temperature of 4°C (40°F), particularly during the mornings and evenings. Rain is not uncommon, with 62 mm (2.5 in) of precipitation spread over 13 days, offering a refreshing, albeit occasionally damp, experience. With an average humidity level of 57%, January in Bac Ha invites visitors to relish its serene landscapes and vibrant local culture, making it an ideal month for exploration.
In Bac Ha, Vietnam, January offers a refreshing climate that transitions gently into the coming months. The temperatures range from a cool 4°C (40°F) at night to a pleasant 25°C (77°F) during the day, making it an ideal time for outdoor adventures. As the season progresses into February, the warmth begins to increase slightly, with minimums rising to 6°C (43°F) and maximums reaching 29°C (85°F). March marks a notable shift, with average temperatures hitting 20°C (68°F), while April and May bring even warmer days peaking at 36°C (96°F) and 38°C (100°F), respectively. This trend of escalating warmth continues into the summer months, with June, July, and August maintaining highs in the mid-30s (°C). As autumn approaches in September and October, a gradual cooling occurs, leading back to the more temperate conditions found in January. With its distinct seasonal transitions, Bac Ha provides a captivating range of temperatures that charm visitors throughout the year.
In January, Bac Ha, Vietnam experiences a moderate precipitation total of 62 mm (2.5 inches), falling over 13 days and marking the start of the year with a reasonably wet climate. As the months progress, the region sees an upward trend in both rainfall and precipitation days, peaking in August with a staggering 481 mm (19 inches) over 26 days. This pattern illustrates a gradual escalation toward the rainy season, where showers become more frequent and intense, particularly in the summer months. Conversely, November and December see a notable decline in both precipitation amounts and rainy days, wrapping up the year with a drier climate, highlighting the distinct seasonal fluctuations in Bac Ha's weather.
In Bac Ha, Vietnam, January experiences a moderate humidity level of 57%, setting the stage for a gradual increase as the year progresses. This month marks the beginning of a noticeable upward trend, with humidity rising to 67% in February and peaking in the hotter summer months of July and August at an intense 90%. While early winter months linger around the mid to high 50s, the transition into spring and summer sees humidity soaring, especially from June onwards, when values reach 83% and continue to hover around the high 70s and 80s for much of the second half of the year. By December, the humidity dips again to 69%, hinting at the cyclical nature of Bac Ha’s climate, where the variability keeps the environment richly diverse throughout the seasons.
In January, Bac Ha, Vietnam, experiences a UV Index of 8, categorizing it as very high. With a burn time of just 15 minutes, sun protection is essential for outdoor activities. As the month progresses into February, the UV Index rises to 10, further emphasizing the need for vigilance against sun exposure. This upward trend continues through the spring and summer months, peaking in May and July with an extreme UV Index of 14, where the recommended burn time drops to only 10 minutes. Notably, the index remains high throughout the summer, showcasing a consistent need for sun safety. By November, there's a slight decrease to a UV Index of 9, signaling a shift toward more manageable exposure, before easing into the winter months with a 7 in December. This gradual decline offers a welcome reprieve as the year wraps up. For detailed monthly insights, visit the Bac Ha UV Index.
UV Risk Categories
In Bac Ha, Vietnam, the January sunshine marks the beginning of a gradual transition into the warmer months, offering about 157 hours of bright daylight. As winter gives way to the vibrant energy of spring, February sees a significant increase in sunshine, providing 217 hours. This upward trend continues into March, where visitors can bask in 259 hours of sunlight, perfect for exploring the picturesque landscapes. April maintains this momentum with 241 hours, while May reaches a seasonal peak with an impressive 302 hours of sunshine, ideal for vibrant outdoor adventures. The summer months remain lush, with July and August both enjoying around 283 hours as the landscape thrives. As the year wanes, sunlight gradually decreases, with September to November averaging between 238 and 277 hours, illustrating a gentle shift toward the cooler, more subdued winter months, culminating in December's 223 hours. This dynamic pattern of sunshine not only enhances Bac Ha's natural beauty but also sets the stage for a year-round exploration of its captivating westward charm.
In Bac Ha, Vietnam, January brings a 37% chance of sunny weather, making it one of the brighter months of the year alongside May. While February dips slightly to 30%, the trend shows a gradual recovery in sunshine leading into March at 33%. Interestingly, the likelihood of sunny days sees a decline ahead of the rainy season, with April and June exhibiting notably lower percentages, at 27% and 14% respectively. As the year progresses, September offers a promising 36% chance once again, hinting at recurring sunny spells as the weather begins to shift. Overall, if you're looking for sunny moments in Bac Ha, January stands out as an optimistic start to the year.
In Bac Ha, Vietnam, January marks the start of the year with 10 hours of daylight, setting the stage for a gradual increase in sunlight as the months progress. By February, daylight extends to 11 hours, and this rising trend continues into March and April, where both months enjoy 12 hours of illuminating sunshine. As spring transitions into summer, the days lengthen further, peaking at 13 hours in May, June, and July—perfect for exploring the region’s natural beauty. As summer fades, the daylight begins to recede; August sees a slight dip back to 12 hours, followed by October and November with 11 hours. Finally, December again brings a return to 10 hours of daylight, completing the cycle. This rhythmic pattern of daylight in Bac Ha not only enhances the local landscape but also signifies the ebb and flow of seasonal activities in this vibrant region.
In Bac Ha, Vietnam, January greets visitors with a gentle breeze, as the average wind speed hovers around 1.4 m/s (3 mph). This consistent wind pattern persists into February and April, creating a tranquil atmosphere for exploring the stunning landscapes. The winds start to pick up slightly in March, just before tapering down slightly in the warmer months of May through July. Interestingly, the calmness returns with similar serene speeds in October and November, suggesting that Bac Ha’s wind remains predictably mild throughout the year. Overall, the tranquil winds of January set the tone for a serene start to the year, inviting travelers to experience the breathtaking beauty of this mountainous region without the distractions of harsh gusts.
Weather in Bac Ha varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Bac Ha, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, temperatures in Bac Ha range from a minimum of 4°C (40°F) to a maximum of 25°C (77°F), with an average temperature of 15°C (59°F). The month sees significant precipitation, totaling 62 mm (2.5 in) over 13 days, and humidity levels are around 57%. In contrast, February presents slightly warmer conditions, with temperatures increasing from a minimum of 6°C (43°F) to a maximum of 29°C (85°F), and an average of 16°C (60°F). Precipitation decreases to 48 mm (1.9 in) over 12 days, accompanied by higher humidity at 67%. For more details, you can visit Bac Ha weather in February.
In January, the weather is milder with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 25°C (77°F) and an average of 15°C (59°F). The month sees about 62 mm (2.5 in) of precipitation over 13 days, with humidity levels at 57%. In contrast, March experiences noticeably warmer temperatures, with a minimum of 11°C (52°F) and a maximum reaching 33°C (91°F), averaging around 20°C (68°F). Precipitation increases to 76 mm (3.0 in) across 16 days, and humidity slightly rises to 58%. For more specific details on the weather during March, you can check Bac Ha weather in March.
In January, temperatures in Bac Ha range from a minimum of 4°C (40°F) to a maximum of 25°C (77°F), with an average of 15°C (59°F). The month sees about 62 mm (2.5 in) of precipitation over 13 days, accompanied by a humidity level of 57%. In contrast, April brings warmer weather, with temperatures soaring from a minimum of 11°C (51°F) to a high of 36°C (96°F) and an average of 22°C (72°F). However, April is also wetter, experiencing 113 mm (4.5 in) of rain over 17 days and slightly lower humidity at 53%. This comparison highlights a distinct transition from the cooler, drier January to the warmer, rainier conditions of April. For more details, you can visit Bac Ha weather in April.
In January, the weather is relatively mild with average temperatures ranging from 4°C (40°F) at night to a maximum of 25°C (77°F) during the day. The month sees about 62 mm (2.5 in) of precipitation over 13 days, accompanied by a humidity level of 57%. In contrast, May brings significantly warmer temperatures, with minimums of 14°C (58°F) and highs reaching a scorching 38°C (100°F), resulting in an average of 25°C (77°F). Precipitation increases to 134 mm (5.3 in) spread across 20 days, and the humidity rises to 69%. For more details on weather conditions during this month, you can check Bac Ha weather in May.
January and June present starkly contrasting weather conditions. In January, temperatures range from a minimum of 4°C (40°F) to a pleasant average of 15°C (59°F), peaking at a maximum of 25°C (77°F). The month features 62 mm (2.5 in) of precipitation spread over 13 days, with humidity levels at 57%. In contrast, June experiences much warmer temperatures, with a minimum of 20°C (67°F) and an average of 27°C (81°F), soaring to a high of 36°C (98°F). The precipitation increases significantly to 199 mm (7.8 in) over 21 days, accompanied by higher humidity levels of 83%. For a closer look at June weather specifics, you can check Bac Ha weather in June.
When comparing the weather in January and July, it's clear that July is significantly warmer and more humid. In January, temperatures range from a mild 4°C (40°F) at night to a pleasant 25°C (77°F) during the day, with an average of 15°C (59°F). The month sees about 62 mm (2.5 in) of precipitation over 13 days, with a humidity level of 57%. In contrast, July experiences much higher temperatures, with minimums of 21°C (71°F) and maximums reaching up to 35°C (95°F), and an average of 26°C (79°F). This month also brings considerable rainfall, totaling 312 mm (12.3 in) across 27 days, along with a much higher humidity of 90%. For more detail on July weather, you can check this link: Bac Ha weather in July.
January and August present strikingly different weather conditions. In January, temperatures range from a mild 4°C (40°F) to a comfortable 25°C (77°F), with an average of 15°C (59°F). The month experiences moderate precipitation of 62 mm (2.5 in) over 13 days, accompanied by a humidity level of 57%. In stark contrast, August sees significantly warmer temperatures, with a minimum of 21°C (71°F) and a maximum soaring to 35°C (95°F), averaging around 26°C (79°F). This summer month is also marked by heavy rainfall, totaling 481 mm (19.0 in) over 26 days and a much higher humidity level of 90%. For more details, you can check out the specific conditions for Bac Ha weather in August.
January and September present contrasting weather patterns. In January, temperatures are relatively mild, with a minimum of 4°C (40°F) and a comfortable average of 15°C (59°F), peaking at a maximum of 25°C (77°F). The month experiences moderate precipitation of 62 mm (2.5 in) over 13 days, and humidity hovers around 57%. In contrast, September heats up significantly, with a minimum temperature of 16°C (61°F) and an average of 25°C (77°F), reaching as high as 34°C (93°F). However, it also brings much heavier rainfall, totaling 238 mm (9.4 in) over 23 days and higher humidity at 81%. For a detailed look at the weather in September, you can refer to Bac Ha weather in September.
January and October present quite contrasting weather patterns. In January, temperatures range from a minimum of 4°C (40°F) to a maximum of 25°C (77°F), with an average temperature of 15°C (59°F). The month experiences moderate precipitation of 62 mm (2.5 in) over 13 days, accompanied by a humidity level of 57%. In stark contrast, October features much warmer conditions, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 31°C (87°F) and an average of 22°C (72°F). This month also sees significantly higher rainfall, totaling 189 mm (7.4 in) over 21 days, and elevated humidity at 75%. For a deeper insight into October's weather, check out Bac Ha weather in October.
January and November exhibit distinct weather characteristics. In January, temperatures range from a minimum of 4°C (40°F) to a maximum of 25°C (77°F), with an average of 15°C (59°F). The month experiences about 62 mm (2.5 in) of precipitation over 13 days and has a relatively lower humidity of 57%. In contrast, November is warmer, with temperatures varying from a minimum of 10°C (50°F) to a high of 30°C (86°F), averaging 19°C (66°F). The precipitation is slightly less at 57 mm (2.3 in) over 12 days, but the humidity rises significantly to 74%. For a detailed look at November weather, you can visit Bac Ha weather in November.
In comparing the weather between January and December, we find that both months exhibit similar average temperatures at around 15°C (59°F), although January slightly edges out with a maximum temperature of 25°C (77°F) compared to December's 26°C (79°F). January experiences a minimum temperature of 4°C (40°F), just a degree warmer than December's low of 3°C (38°F). Precipitation is somewhat more frequent in January, with 62 mm (2.5 in) over 13 days, against December's 55 mm (2.2 in) across 12 days. Additionally, humidity levels are higher in December at 69%, compared to January's 57%. For those interested, more details can be found here: Bac Ha weather in December.
January in Bac Ha presents a refreshing contrast to the warmer months, with temperatures that can dip to a cool 4°C at night. While the days are pleasantly mild, averaging around 15°C, the increased chance of rain—with about 13 days experiencing precipitation—creates a unique ambiance that sets January apart. The humidity level, hovering around 57%, further adds to the crispness, making it a wonderful time for exploring the region’s stunning landscapes under a cloak of mist. If you’re curious about how Bac Ha's weather shapes the local climate throughout the year, check out Bac Ha Climate for a deeper understanding.