Last updated: February 24, 2025
February in Napa, United States, showcases a dynamic climate, marked by a daily temperature range from a refreshing low of -1°C (30°F) to a pleasant high of 27°C (80°F). The average temperature settles around a comfortable 11°C (53°F), making it a month of intriguing contrasts. Rainfall is notable, with 113 mm (4.5 in) of precipitation recorded over 7 days, contributing to the region's lush landscape. Additionally, high humidity levels at 84% create a damp yet invigorating atmosphere, perfect for those who appreciate the unique character of Napa's winter weather.
In February, Napa, United States, begins to feel the gentle transition towards spring, with temperatures reflecting this change. The minimum temperature hovers around -1°C (30°F), slightly warmer than January's chill, while the average high rises to a comfortable 27°C (80°F). This upward trend is evident as the days grow longer and the sun shines brighter, making February an inviting month with an average temperature of 11°C (53°F). As winter recedes, locals and visitors alike can enjoy the emerging warmth, setting the stage for the vibrant growth of Napa’s renowned vineyards and outdoor activities in the month to come.
In February, Napa experiences a slight dip in precipitation, with 113 mm (4.5 in) recorded over 7 days, close to January's 119 mm (4.7 in). This trend indicates a continuation of the wet winter season, providing vital moisture to the region as it gears up for spring. Notably, precipitation levels begin to wane significantly in March and further decline in the following months, with rainfall dropping to a mere 2 mm by June, highlighting Napa's characteristic dry summers ahead. As February transitions to March, the changing weather pattern is a reminder of the seasonal shift that marks Napa's climate, setting the stage for the warm, arid months to come.
In February, Napa experiences consistent humidity levels, maintaining the same 84% recorded in January. This trend highlights the region's cool, damp winter climate, which gradually transitions into lighter, drier conditions as spring approaches. As the months progress, humidity begins to decline steadily, reaching 81% in April and dropping further to 74% by May, signaling the arrival of warmer weather. This gradual decrease continues through the summer months, with July and August seeing the lowest levels at 44% and 36%, respectively. The return of humidity in the fall, peaking again at 84% in November, illustrates Napa's cyclical climate pattern, ensuring that each season brings its own unique charm.
In February, Napa experiences a UV Index of 5, classified as moderate, meaning that while you can enjoy outdoor activities, it’s wise to take some precautions. With a burn time of 30 minutes, now is a great time to start gearing up for the sunnier months ahead. Following February, the UV Index begins to rise significantly, reaching 7 in March and escalating to 11 during the peak summer months of June and July. This trend highlights the importance of sun safety as late spring transitions into summer, particularly as exposure levels shift from moderate to extreme. As you plan your outings, be sure to stay informed about the UV Index fluctuations and protect your skin accordingly. For more details on UV levels throughout the year, visit Napa UV Index.
UV Risk Categories
In February, Napa basks in a delightful 210 hours of sunshine, making it a vibrant bridge between winter's chill and spring's bloom. This month marks a significant leap from January's 141 hours, as daylight gradually extends its reach. The trend reveals a steady increase in sunny hours as the year progresses, culminating in the sunny heights of June and July, where the region enjoys nearly 400 hours. As we transition from winter to a sun-drenched summer, February's warmth beckons visitors to relish the blossoming vineyards and scenic landscapes, setting the tone for the abundant sunshine that follows in the months ahead.
As February arrives in Napa, the chance of sunny weather takes a notable leap to 58%, marking a significant improvement from 38% in January. This upward trend continues into March, where sunny days reach 63%, signaling the approach of spring. The increasing likelihood of sunshine reflects Napa's transition from winter to a brighter, more hospitable climate, with April and May promising even more favorable conditions at 70% and 82%, respectively. This gradual enhancement in sunny days not only invites outdoor activities but also highlights the charming beauty of Napa’s emerging landscapes during this time of year.
In February, Napa experiences a delightful increase in daylight, with a total of 10 hours that marks a significant transition from the shorter days of winter. This gradual extension of daylight not only enhances the region's vibrant landscapes but also sets the stage for the approaching spring, where daylight continues to lengthen, reaching 11 hours in March and peaking at 14 hours in both May and June. As each month unfolds, the noticeable increase in daylight duration invites outdoor activities and showcases Napa's natural beauty. Supporting an active lifestyle, the shifting light patterns also hint at the cycle of growth and renewal, drawing both locals and visitors to revel in the longer, sun-filled days ahead.
In February, Napa experiences a gentle increase in wind speed, with averages reaching 2.4 m/s (5 mph). This slight uptick from January suggests a gradual transition into the spring months, where winds continue to build in momentum. As the year progresses, we observe a consistent trend: average wind speeds tiptoe upwards, peaking in May and June, which typically heralds the summer's arrival. February's breezes hint at the invigorating changes ahead, with a refreshing whisper that invigorates the valley's famous vineyards and rolling hills. As the air warms, these winds play a crucial role in shaping the region's climate, paving the way for the lush growth that Napa is renowned for.
The weather in Napa changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of February's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Napa and find detailed weather information for every month.
February typically experiences slightly milder temperatures compared to January, with average highs reaching 27°C (80°F) versus January's 25°C (77°F). The minimum temperatures in February are also marginally warmer, averaging -1°C (30°F) compared to January's -2°C (29°F). Precipitation is similar in both months, with February receiving 113 mm (4.5 in) over 7 days, just slightly less than January's 119 mm (4.7 in) over 8 days. Both months share a consistent humidity level of 84%. For a more detailed look at January's weather patterns, you can check out Napa weather in January.
In February, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 27°C (80°F), with an average temperature of 11°C (53°F). The month is marked by significant rainfall totaling 113 mm (4.5 in) over 7 days, accompanied by high humidity at 84%. In contrast, March sees a slight increase in temperatures, with a minimum of 1°C (34°F), an average of 12°C (55°F), and a maximum of 30°C (87°F). Rainfall decreases to 81 mm (3.2 in) over 9 days, and humidity remains comparable at 83%. For more detailed information, check out this link: Napa weather in March.
February experiences a wider temperature range, with minimums dipping to -1°C (30°F) and maximums reaching up to 27°C (80°F). In contrast, April offers milder nights with a minimum of 3°C (38°F) and can heat up to a maximum of 33°C (92°F). February sees significantly more rain, averaging 113 mm (4.5 in) over 7 days compared to April’s lighter precipitation of 33 mm (1.3 in) over just 5 days. Humidity levels are also slightly higher in February at 84%, compared to 81% in April. For more details on April weather, you can check Napa weather in April.
February and May present contrasting weather conditions. In February, temperatures range from a chilly minimum of -1°C (30°F) to a warmer maximum of 27°C (80°F), with an average temperature of 11°C (53°F). The month is characterized by significant precipitation of 113 mm (4.5 in) over 7 days, and high humidity at 84%. In contrast, May experiences milder temperatures, with a minimum of 5°C (41°F) and a maximum reaching 37°C (99°F), resulting in a comfortable average of 18°C (64°F). Precipitation drops dramatically to only 19 mm (0.8 in) over just 2 days and humidity decreases to 74%. For more specific insights, explore Napa weather in May.
February and June present striking contrasts in weather, with February typically experiencing a cooler climate characterized by a minimum temperature of -1°C (30°F) and an average of 11°C (53°F). Precipitation is quite common in February, averaging 113 mm (4.5 in) over about 7 days, alongside relatively high humidity at 84%. In contrast, June boasts significantly warmer conditions, with minimum temperatures around 10°C (51°F) and an average of 21°C (70°F), reaching maximums up to 41°C (106°F). Notably, June sees minimal rainfall, with only about 2 mm (0.1 in) and no recorded precipitation days, accompanied by a lower humidity level of 64%. For those interested in the specifics of Napa's climate during this month, you can explore more in detail here: Napa weather in June.
February and July present strikingly different weather conditions. In February, temperatures range from a chilly minimum of -1°C (30°F) to a moderate maximum of 27°C (80°F), with an average of 11°C (53°F). The month sees significant precipitation, averaging 113 mm (4.5 in) over about 7 days, and the humidity is quite high at 84%. In contrast, July offers a much warmer experience, with temperatures starting at a minimum of 11°C (53°F) and soaring to a blistering maximum of 40°C (104°F), averaging 21°C (70°F). Remarkably, July experiences no precipitation at all, with 0 mm recorded over 0 days, and humidity drops to a comfortable 44%. For a detailed look at July weather in Napa, check out Napa weather in July.
February and August present starkly contrasting weather patterns. In February, temperatures range from a chilly minimum of -1°C (30°F) to a mild average of 11°C (53°F) and can peak at 27°C (80°F). This month also experiences significant precipitation, with an average of 113 mm (4.5 in) spread over seven days, contributing to a high humidity level of 84%. In contrast, August boasts much warmer temperatures, with a minimum of 12°C (53°F), an average of 21°C (71°F), and sweltering highs reaching up to 42°C (108°F). Remarkably, August sees no precipitation, with an arid climate marked by only 36% humidity. For more details, check out Napa weather in August.
February and September exhibit stark differences in weather patterns, with February typically being cooler and wetter. In February, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 27°C (80°F), accompanied by significant precipitation of 113 mm (4.5 in) spread across 7 days, resulting in a high humidity level of 84%. In contrast, September enjoys milder conditions with a minimum temperature of 8°C (46°F) and a much warmer average of 21°C (70°F), peaking at a scorching 44°C (111°F). Remarkably, it experiences little to no rainfall, with just 1 mm (0.0 in) recorded, and a much lower humidity of 44%. For a detailed look at the pleasant conditions typical of this month, visit Napa weather in September.
February and October present contrasting weather patterns, showcasing the transition from winter to fall. In February, temperatures can dip to a chilly minimum of -1°C (30°F) but average around 11°C (53°F), with highs reaching 27°C (80°F). This month also tends to be wetter, with a significant precipitation of 113 mm (4.5 in) over approximately 7 days and high humidity levels at 84%. In contrast, October offers a more moderate climate, with minimum temperatures around 4°C (40°F) and average highs of 18°C (65°F), peaking at 36°C (98°F) on warmer days. Rainfall is minimal, accumulating only 29 mm (1.1 in) over just 2 days, and humidity is considerably lower at 65%. For more details, check out Napa weather in October.
February and November exhibit distinct yet mild weather patterns. In February, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 27°C (80°F), with an average temperature of 11°C (53°F). The month experiences 113 mm (4.5 in) of precipitation over about 7 days, contributing to a humid climate with 84% humidity. In contrast, November showcases a slightly warmer average temperature of 13°C (56°F), with a minimum of 0°C (32°F) and a maximum of 30°C (86°F). Precipitation is significantly lower, measuring 43 mm (1.7 in) over just 5 days, while humidity remains steady at 84%. For more details on the weather during this month, you can check Napa weather in November.
February generally experiences a slightly broader range of temperatures compared to December, with minimums reaching down to -1°C (30°F) and maximums peaking at 27°C (80°F). In contrast, December's temperatures hover between 0°C (32°F) and a maximum of 24°C (75°F). February also brings more precipitation, averaging 113 mm (4.5 in) compared to December's 91 mm (3.6 in), albeit with just two fewer rainy days in total. Both months feature high humidity levels, with February at 84% and December at 83%. For a more detailed look at December's weather in Napa, you can visit Napa weather in December.
February in Napa offers a unique blend of cool temperatures and increased precipitation, setting it apart from the sun-soaked summer months. As the region transitions from winter, you can expect a cooler average, with occasional warm spells peaking at a pleasant 27°C (80°F). The humidity can be quite high at 84%, contributing to a refreshing yet damp atmosphere. With 113 mm of rain over just a few days, February prepares the landscape for the vibrant growth of spring, making it an ideal time for wine lovers to witness the budding vineyards. For more insights on what to expect throughout the year, explore Napa Climate.