Last updated: February 24, 2025
November in Napa, United States, offers a mild climate characterized by a maximum temperature reaching 30°C (86°F) and a chilly average low of 13°C (56°F). As the month progresses, temperatures can dip down to a brisk 0°C (32°F), showcasing the region's cool evenings. Visitors can expect a total precipitation of 43 mm (1.7 in) over just 5 days, contributing to an overall humidity level of 84%. This blend of warmth and the crispness of autumn creates an inviting backdrop, perfect for enjoying Napa's stunning vineyards and scenic landscapes.
November in Napa, United States, heralds the onset of cooler weather, as temperatures dip from the warm highs of summer. With a minimum of 0°C (32°F) and a comfortable average of 13°C (56°F), days begin to feel brisk, yet still inviting. The maximum temperature can reach a pleasant 30°C (86°F), providing ample warmth for outdoor activities, but it’s not unusual to feel a chill as evening approaches. This month marks a transition, with temperatures steadily descending from the preceding warm October, setting the stage for a cozy winter ambiance. The gradual cooling trend through the fall months highlights Napa’s unique climate, making it a lovely time to explore vineyards under the crisp, clear skies.
In November, Napa experiences a notable shift in weather, receiving an average precipitation of 43 mm (1.7 in) over approximately 5 days of rain. This represents a gradual increase from the dry summer months, where rainfall was virtually nonexistent, to a more substantial autumn deluge that prepares the region for winter. Compared to the preceding month of October, which saw only 29 mm (1.1 in) across 2 days, November marks a definitive transition as the landscape shifts from the parched heat of summer to the nourishing rains of fall. December then builds on this trend with increased precipitation, reinforcing November’s role as a pivotal month in Napa's annual rainfall cycle.
In Napa, United States, November brings a notable shift in humidity levels, returning to 84%, which is consistent with the higher levels observed at the beginning of the year. This month stands out as the humidity fluctuates from the driest summer months of July and August, where it dips to as low as 36%. As autumn unfolds, humidity gradually ascends, peaking again in November before dipping slightly in December. This pattern highlights Napa's transitional climate, where the crisp, cool air of late fall is accompanied by increased moisture, setting the stage for the lush vineyards and rich landscapes that the region is known for. Overall, November marks a return to a moist balance, bridging the dry summer months with the wetter winter ahead.
As November settles in Napa, the UV Index drops to 4, reflecting a moderate exposure category. This marks a noticeable decline from the intense levels seen during the peak summer months, where values soared to 11. With a burn time of 30 minutes, November offers a safer window for outdoor activities, allowing residents and visitors to enjoy the pleasant fall weather without the extreme caution required earlier in the year. This month acts as a gentle transition towards winter, reminding us to stay mindful of sun safety while soaking in the stunning Napa landscapes. For detailed information on UV levels throughout the year, visit Napa UV Index.
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As November settles in Napa, the region experiences a gentle transition from the sun-drenched days of summer. With 220 hours of sunshine, this month marks a noticeable dip from the radiant 394 hours of July, yet still offers ample light compared to the early winter months ahead. The trend reveals a gradual decline from the peak summer brightness, with November’s sunshine slightly above the average of the year, making it a charming time to explore Napa’s vineyard-laden landscapes. This shift, while reflective of the approaching winter, continues to highlight Napa's enduring appeal, where even during cooler months, the beauty of the vineyards and rolling hills remains illuminated under the warm glow of the sun.
In November, the likelihood of sunny weather in Napa dips to 45%, indicating a transition into the cooler months. As we move through the year, there’s a notable trend: the sunniest months are from May to September, where the chances soar above 70%. This peak is followed by a significant drop in October, sliding to 53%, before settling into November's 45%. While the sun may be less frequent during this time, it still outshines the winter months, particularly December, which sees only a 31% chance of sunshine. Napa's November weather reflects the changing seasons, suggesting moments of warmth and sunlight amid the increasingly crisp air.
As November unfolds in Napa, daylight begins to wane, offering a gentle reminder that winter is on the horizon. With 10 hours of daylight, the month marks a gradual decline from the sun-drenched days of summer, where the sun graced the skies for up to 14 hours. This trend reflects a consistent pattern throughout the year; after the vibrant springs and summers, each month slowly nudges away from the brightness of longer days. Each step into November captures the softening light, inviting residents to enjoy cozy evenings as they transition from the bountiful harvests of fall to the introspective, quieter months that lie ahead.
As November sweeps into Napa, the winds take a subtle retreat, calming from an average of 1.6 m/s (4 mph), making it the least breezy month of the year. This gentle decrease follows the trend of increasing wind speeds from the earlier months, with a peak in May and June when gusts reach around 3.1 m/s (7 mph). The transitional months of summer and early fall see a decline, leading into the tranquil breezes characteristic of late autumn. As the vineyard leaves sway more gently, November invites a serene atmosphere, allowing visitors to savor the beauty of Napa's fall landscapes in a stillness that is both refreshing and comforting.
The weather in Napa changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of November'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.
November and January present notably different weather patterns. In November, temperatures range from a chilly 0°C (32°F) at night to a warm 30°C (86°F) during the day, with an average temperature of 13°C (56°F). The month sees moderate rainfall of 43 mm (1.7 in) over about 5 days, while humidity remains high at 84%. In contrast, January features cooler conditions with a minimum temperature of -2°C (29°F) and a maximum of 25°C (77°F), averaging around 10°C (50°F). January also experiences significantly more precipitation, totaling 119 mm (4.7 in) over approximately 8 days, while maintaining the same humidity level of 84%. For more details about January weather, you can refer to Napa weather in January.
When comparing the weather in November and February, November offers a more varied temperature range with a minimum of 0°C (32°F), an average of 13°C (56°F), and a maximum of 30°C (86°F). In contrast, February tends to be slightly cooler, with temperatures ranging from a minimum of -1°C (30°F) to an average of 11°C (53°F) and a high of 27°C (80°F). Additionally, February experiences significantly more rainfall, with approximately 113 mm (4.5 in) over 7 days compared to November's 43 mm (1.7 in) over 5 days. Both months have the same humidity level of 84%, contributing to a generally damp and cool environment, but the increased precipitation in February can lead to a more drizzly atmosphere. For more detailed information, you can check Napa weather in February.
November and March offer contrasting yet similar weather patterns. In November, temperatures range from a chilly minimum of 0°C (32°F) to a comfortable maximum of 30°C (86°F), with an average of 13°C (56°F) and a relatively low humidity of 84%. Rainfall is moderate, with about 43 mm (1.7 in) occurring over roughly 5 days. In comparison, March temperatures are slightly more stable, with a minimum of 1°C (34°F) and a maximum similar at 30°C (87°F), but the average temperature dips to 12°C (55°F). Precipitation increases significantly to 81 mm (3.2 in) over 9 days, while humidity remains close at 83%. Overall, while both months experience warm maximums, March tends to be wetter and slightly cooler than November. For more details about March weather, check out Napa weather in March.
When comparing the weather in November to April, we can observe some distinct differences. November typically features a cooler temperature range, with a minimum of 0°C (32°F) and an average of 13°C (56°F), while April is slightly warmer, with a minimum of 3°C (38°F) and an average of 15°C (60°F). Additionally, April's maximum temperature can reach up to 33°C (92°F), surpassing November's peak of 30°C (86°F).
In terms of precipitation, November receives an average of 43 mm (1.7 in) over five days, compared to April's 33 mm (1.3 in), also spread across five days. Humidity remains relatively high in both months, with November at 84% and April at 81%. You can learn more about specific temperatures and conditions in April by checking Napa weather in April.
November and May present distinct weather patterns, reflecting the transition from late autumn to early spring. In November, temperatures range from a chilly minimum of 0°C (32°F) to a warm maximum of 30°C (86°F), with an average of 13°C (56°F). It tends to be quite humid, with an average humidity of 84% and precipitation occurring on about five days, accumulating to 43 mm (1.7 in). In contrast, May experiences milder conditions, with temperatures starting at a minimum of 5°C (41°F) and peaking at 37°C (99°F), resulting in a comfortable average of 18°C (64°F). This month sees less precipitation, totaling 19 mm (0.8 in) over just two days, and a lower humidity level of 74%. For more detailed insights into how May weather unfolds, you can check Napa weather in May.
November and June showcase a striking contrast in weather patterns. In November, temperatures range from a chilly 0°C (32°F) at night to a warm 30°C (86°F) during the day, accompanied by relatively high humidity at 84%. This month also sees moderate precipitation, with about 43 mm (1.7 in) falling over five days. In contrast, June features a milder temperature range, starting at 10°C (51°F) and reaching up to a scorching 41°C (106°F), with an average temperature of 21°C (70°F). Notably, June is dry with minimal precipitation—only about 2 mm (0.1 in) and no rainy days—coupled with a lower humidity level of 64%. For more details on June weather, you can check Napa weather in June.
November and July present a stark contrast in weather patterns. In November, temperatures range from a chilly minimum of 0°C (32°F) to a warm maximum of 30°C (86°F), with an average of 13°C (56°F). This month also sees notable precipitation, with about 43 mm (1.7 inches) of rain over an average of 5 days, accompanied by high humidity at 84%. In contrast, July is characterized by significantly warmer temperatures, with a minimum of 11°C (53°F) and a maximum soaring to 40°C (104°F), resulting in a comfortable average of 21°C (70°F). Remarkably, July experiences no rainfall, making it a dry month with humidity levels at only 44%. For those curious about summer in Napa, you can find more details here: Napa weather in July.
November and August exhibit strikingly different weather patterns. In November, temperatures range from a cool minimum of 0°C (32°F) to a pleasant maximum of 30°C (86°F), with an average of 13°C (56°F). This month also sees around 43 mm (1.7 in) of precipitation over approximately five days, accompanied by high humidity levels of 84%. In contrast, August showcases much warmer temperatures, with a minimum of 12°C (53°F) and an average of 21°C (71°F), peaking at a scorching 42°C (108°F). This summer month is remarkably dry, boasting no recorded precipitation. The humidity in August is notably lower at 36%. For more specific insights about weather in Napa during this warm period, you can check Napa weather in August.
November weather experiences a broader temperature range, with minimums dropping to 0°C (32°F) and a maximum of 30°C (86°F), while September maintains a milder climate with minimums of 8°C (46°F) and highs reaching a scorching 44°C (111°F). The average temperature in November is cooler at 13°C (56°F) compared to September's warmer 21°C (70°F). Additionally, November brings increased precipitation, averaging 43 mm (1.7 in) over five days, whereas September is characterized by dry conditions with only 1 mm (0.0 in) of rainfall across the whole month. Notably, November also has a much higher humidity level at 84%, compared to September's more comfortable 44%. For a closer look at September weather specifics, check Napa weather in September.
In comparing the weather of November to October, October generally offers warmer temperatures, with an average high of 36°C (98°F) compared to November's maximum of 30°C (86°F). The minimum temperature in November drops to 0°C (32°F), which is significantly lower than October's minimum of 4°C (40°F). Additionally, November experiences more precipitation, receiving 43 mm (1.7 in) over five days, whereas October only sees 29 mm (1.1 in) over two days. The humidity in November is also higher at 84%, compared to October's more comfortable 65%. For more detailed insights, you can explore Napa weather in October.
November typically offers a wider range of temperatures, with minimums at 0°C (32°F) and maximums reaching up to 30°C (86°F), resulting in a pleasant average of 13°C (56°F). In contrast, December experiences cooler average temperatures, peaking at 24°C (75°F) and averaging around 10°C (50°F). While November has relatively less precipitation at 43 mm (1.7 in) over five days, December sees a noticeable increase in rainfall, totaling 91 mm (3.6 in) spread across nine days. Humidity levels remain quite similar, hovering around 84% in November and slightly decreasing to 83% in December. For more detailed insights into December weather, be sure to check out Napa weather in December.
As autumn deepens in Napa, November brings a noticeable shift in weather compared to the warmer months. The days are marked by a refreshing coolness, where daytime temperatures gradually decline, making the average feel much crisper. While the earlier months bask in warmth, November can dip to chilly nights that remind us of the approaching winter. The increased humidity and occasional rainfall, totaling about 43 mm over approximately five days, add a moody charm to the landscape, enhancing the beauty of the vineyards as they prepare for dormancy. Visitors can expect a diverse blend of sunny afternoons and cloudy skies, creating the perfect backdrop for cozy wine tastings and scenic explorations. For a detailed look at Napa's year-round conditions, check out Napa Climate.