October Weather in Nanaimo, Canada

Last updated: April 22, 2025

In Nanaimo, Canada, October brings a blend of mild and brisk conditions, with maximum temperatures reaching 19°C (67°F) and an average of approximately 10°C (50°F). As the month progresses, temperatures can drop to a minimum of 3°C (37°F), highlighting the transition into cooler autumn days. Rainfall is prominent, with 194 mm (7.6 in) of precipitation over 16 days, resulting in a humidity level of 88% that adds to the crispness in the air. October in Nanaimo is characterized by its enchanting rainy days, perfect for cozy indoor activities and enjoying the changing colors of fall.

October Temperature in Nanaimo

As October arrives in Nanaimo, temperatures begin to reflect the onset of autumn, transitioning from the lingering warmth of summer. With minimums averaging 3°C (37°F) and maxes peaking at 19°C (67°F), the month offers a comfortable yet cooler climate, ideal for enjoying the vibrant fall scenery. The average temperature settles around 10°C (50°F), showcasing a gentle decline as the days shorten and the leaves turn. This steady drop from the warmer September highs prepares residents and visitors alike for the brisk, refreshing air of November, marking a shift away from the heat of summer towards the cozy embrace of sweater weather.

October Weather in Nanaimo: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Nanaimo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec403842475459646659504540
Data source: Temperature data for Nanaimo generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Nanaimo

In October, Nanaimo experiences a notable uptick in precipitation, with an average of 194 mm (7.6 in) of rain falling over approximately 16 days. This pattern marks a shift from the lighter, drier months of summer, as the region gears up for its wet winter ahead. September's rainfall of 158 mm (6.2 in) sets the stage for this increase, signaling a significant transition into the autumn weather pattern. As the leaves turn and the days shorten, the jump in both precipitation and rainy days reflects Nanaimo's coastal climate, which is characterized by its lush landscapes nourished by generous fall rains. This trend foreshadows the wetter conditions that dominate November and December, where precipitation levels soar even higher, suggesting that October serves as a pivotal precursor to the rainy season.

October Precipitation Trends in Nanaimo

The chart displays monthly precipitation patterns in Nanaimo, with values for each month alongside October's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec24914713612670703340158194304252
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Nanaimo

In October, Nanaimo experiences a significant rise in humidity, reaching 88%, which marks the highest level for the year. This increase follows a steady decline from the summer's drier months, where humidity dipped to 76% in September and 77% in August. As the autumn chill sets in, the notably high humidity levels in October contribute to a moist atmosphere that prepares the region for the approaching winter months. This upward trend contrasts sharply with the summer months and indicates a transition into the wetter, cooler phase of the year, where humidity remains relatively high through November and December, averaging 87%. Such patterns highlight Nanaimo's characteristic maritime climate, where moisture is a constant presence.

October Average Humidity in Nanaimo

This chart illustrates the average monthly humidity levels in Nanaimo, with October's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how October's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%86%86%81%83%84%77%76%88%87%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Nanaimo

As October arrives in Nanaimo, Canada, the UV Index dips to 4, reflecting a moderate exposure category. This marks a shift from the previous months, where summer months basked in very high levels of UV radiation, peaking at 9 in June and July. With a burn time of approximately 30 minutes, October encourages sunseekers to stay mindful of their sun exposure as the days grow shorter and cooler. This trend highlights a gradual decline in UV intensity from the summer’s peak, reminding residents that while outdoor activities can be enjoyed, some sun protection is still advisable. For more details, check the Nanaimo UV Index.

Maximum UV Index Levels in Nanaimo for October

The chart shows the monthly maximum UV Index (UVI) for Nanaimo in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec234689986421
Data source: Nanaimo October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

October Sunshine in Nanaimo

As the crisp autumn air settles in, October shines brightly in Nanaimo with a commendable 173 hours of sunshine. Following the peak summer months, where sunlight dances for an impressive 378 hours in July, October marks a gentle transition into the cooler seasons. The sun-kissed days of summer gradually give way to shorter daylight hours, yet October still holds on to the vibrant warmth of fall, offering a delightful mix of sunny days amidst the shifting foliage. This month, while it doesn't match the luminous heights of summer, remains a cherished time for outdoor explorations, embracing the last rays before winter's embrace. As nature prepares for its slumber, October's moderate sunshine serves as a reminder of the beauty of seasonal change.

Monthly Sunshine Duration in Nanaimo: October Highlighted

The October sunshine duration represents the total number of hours Nanaimo experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec72h133h197h228h320h329h378h339h241h173h110h88h
Data source: Nanaimo October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Nanaimo During October

As October approaches in Nanaimo, Canada, the likelihood of sunny weather begins to dwindle, with a 24% chance of sunshine—a noticeable decline from the summer months when clear skies are more frequent. This trend illustrates the gradual transition from the warm, sunlit days of July and August, where chances soar to 72% and 56% respectively, to the cooler, overcast days of fall. As autumn progresses, the weather takes on a more unpredictable nature, with October presenting a significant drop compared to spring's 56% in April. With each passing year, locals and visitors alike prepare for the crisp air, colorful fall foliage, and the expectation of occasional sun that lifts the spirits even as the days grow shorter.

Percentage of Sunny Days in October in Nanaimo

The chart illustrates the percentage of sunny days in Nanaimo throughout the year, with October highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Nanaimo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%26%29%56%40%53%72%56%31%24%18%21%
Data source: Nanaimo October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Nanaimo in October

As autumn settles in, October in Nanaimo marks a transition with daylight hours diminishing to about 10 hours. This shift follows the vibrant summer months, where daylight peaked at 16 hours in June, offering ample time for outdoor adventures. As the seasons change, the days gradually shorten, beginning a slow descent from the summer's long, sunlit hours. Notably, October's daylight aligns closely with February's, illustrating the cyclical nature of light throughout the year. With the crisp air and colorful foliage, this month invites residents to embrace the shorter days as they prepare for the cozy embrace of winter ahead.

Average Daylight Hours in Nanaimo for October

The chart illustrates the variation in daylight duration in Nanaimo throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 43m10h 10m11h 56m13h 46m15h 20m16h 8m15h 41m14h 16m12h 31m10h 42m9h 6m8h 15m
Data source: Nanaimo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Nanaimo

As October rolls in, Nanaimo experiences a refreshing shift in its breezy ambiance. The average wind speed rises to 4.2 m/s (9 mph), marking a notable uptick from the milder gusts of summer. This invigorating breeze not only signals the transition from vibrant autumn foliage to the crispness of approaching winter but also highlights a gradual increase in wind strength compared to the summer months, which hovered below 3 m/s. Following a slight dip in the summer, October’s winds re-establish a pattern observed in the months prior—where the gusts gradually build up through the fall, leading into the stronger winds of November. As nature prepares for the change of seasons, the October winds in Nanaimo bring a sense of energy and anticipation, perfectly complementing the stunning autumn scenery.

Average October Wind Speed in Nanaimo

The chart displays monthly wind speed patterns in Nanaimo, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.04.03.12.82.92.52.73.24.2 m/s4.53.9
Data source: Nanaimo October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Nanaimo Compares to Other Months

The weather in Nanaimo changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Nanaimo and find detailed weather information for every month.

October and January in Nanaimo present distinctly different weather conditions. October features milder temperatures, with a minimum of 3°C (37°F) and an average of 10°C (50°F), peaking at 19°C (67°F). However, it also experiences significant precipitation, totaling 194 mm (7.6 in) over 16 days, coupled with high humidity at 88%. In contrast, January sees colder temperatures, with a minimum of -5°C (23°F) and an average of 4°C (40°F), reaching a maximum of 9°C (49°F). It is also wetter, with 249 mm (9.8 in) of precipitation over 17 days, and slightly lower humidity at 86%. For more details, visit Nanaimo weather in January.

In October, temperatures in Nanaimo range from a chilly 3°C (37°F) at night to a mild 19°C (67°F) during the day, with an average of around 10°C (50°F). The month is characterized by high humidity at 88% and significant rainfall, with about 194 mm (7.6 in) of precipitation over 16 days. In contrast, February brings much colder conditions, with temperatures dipping as low as -5°C (23°F) and peaking at just 9°C (49°F), resulting in an average of only 3°C (38°F). Although February has slightly less precipitation at 147 mm (5.8 in) over the same 16 days, the humidity is only a touch lower at 85%. For more detailed insights into the chilly February weather, check out Nanaimo weather in February.

When comparing the weather in October and March, October generally offers milder temperatures, with average highs around 10°C (50°F), whereas March sees cooler conditions with average highs of only 6°C (42°F). While both months experience considerable precipitation, October is notably wetter, receiving 194 mm (7.6 in) over approximately 16 days, compared to March's 136 mm (5.3 in) across 15 days. Humidity levels are relatively similar, with October at 88% and March at 86%, creating a generally damp atmosphere in both months. For a closer look at the conditions you can expect in March, visit Nanaimo weather in March.

When comparing the weather in October and April, both months present mild conditions but with notable differences. October experiences a slightly wider temperature range, with a minimum of 3°C (37°F) and a maximum of 19°C (67°F), while April's temperatures range from a minimum of 2°C (36°F) to a maximum of 18°C (65°F). Rainfall is more abundant in October, with 194 mm (7.6 in) over 16 days, compared to April's 126 mm (5.0 in) over 15 days. Additionally, humidity levels are higher in October at 88%, making it feel a bit more damp than April's 86%. For a closer look at April’s weather specifics, you can visit Nanaimo weather in April.

When comparing the weather in October and May, October tends to be chillier with average temperatures ranging from a low of 3°C (37°F) to a high of 19°C (67°F), while May offers slightly warmer conditions, with temperatures ranging from 4°C (40°F) to 22°C (71°F). Precipitation levels also vary significantly; October experiences much more rainfall at 194 mm (7.6 in) over 16 days, compared to May's 70 mm (2.7 in) over 11 days. Additionally, humidity is generally higher in October at 88%, compared to May's 81%, contributing to a distinct feel in each month. For a more detailed look at the weather in May, you can visit Nanaimo weather in May.

October and June present contrasting weather patterns. In October, temperatures range from a chilly 3°C (37°F) at night to a mild 19°C (67°F) during the day, with an average temperature of 10°C (50°F). This month is characterized by significant precipitation, totaling 194 mm (7.6 in) over 16 days, and high humidity at 88%. In contrast, June experiences warmer weather, with temperatures typically between 8°C (47°F) and 30°C (86°F), averaging 15°C (60°F). Rainfall is also notably less, at 70 mm (2.8 in) over 12 days, and the humidity is slightly lower at 83%. For a more detailed look at June weather, visit Nanaimo weather in June.

October weather contrasts significantly with that of July. In October, temperatures range from a brisk minimum of 3°C (37°F) to a mild maximum of 19°C (67°F), with an average of 10°C (50°F). This month also sees much higher precipitation, averaging 194 mm (7.6 in) over 16 rainy days, contributing to an increased humidity of 88%. In contrast, July boasts much warmer temperatures, with a minimum of 11°C (53°F) and a maximum of 27°C (81°F), averaging around 18°C (65°F). Precipitation in July is minimal, at just 33 mm (1.3 in) over 6 days, accompanied by a slightly lower humidity of 84%. For more details on July's weather, visit Nanaimo weather in July.

The weather in October is significantly cooler and wetter compared to August. While October sees temperatures ranging from a chilly minimum of 3°C (37°F) to a maximum of 19°C (67°F), August enjoys warmer conditions with temperatures fluctuating between a minimum of 12°C (54°F) and a comforting maximum of 27°C (81°F). Additionally, October experiences much higher precipitation, totaling 194 mm (7.6 in) over 16 days, compared to August's 40 mm (1.6 in) over just 5 days. The humidity is also higher in October at 88%, compared to August's 77%. For more specific insights on August weather, you can check Nanaimo weather in August.

October weather is noticeably cooler than September, with average temperatures dropping from 15°C (60°F) in September to just 10°C (50°F) in October. The minimum temperature in October can dip to 3°C (37°F), while September enjoys a milder minimum of 9°C (49°F). Additionally, October experiences higher precipitation levels at 194 mm (7.6 in) over 16 days, compared to September's 158 mm (6.2 in) over 13 days. The humidity also increases, reaching 88% in October versus 76% in September, making October feel much wetter and cooler overall. For a closer look at September's weather, you can visit Nanaimo weather in September.

October and November weather shows a notable shift as autumn deepens. In October, temperatures range from a minimum of 3°C (37°F) to a maximum of 19°C (67°F), with an average of 10°C (50°F). The month experiences significant rainfall, totaling 194 mm (7.6 in) over 16 days and maintaining high humidity at 88%. In contrast, November drops in temperature, with a minimum of 1°C (33°F) and a maximum of 12°C (55°F), leading to an average of 7°C (45°F). Precipitation increases to 304 mm (12.0 in) over 18 days, while humidity remains relatively stable at 87%. This transition highlights not only a decrease in temperature but also an increase in rainfall as winter approaches. For more details, check Nanaimo weather in November.

October and December present contrasting weather conditions. In October, temperatures range from a minimum of 3°C (37°F) to a pleasant maximum of 19°C (67°F), with an average of 10°C (50°F). The month experiences considerable rainfall, totaling 194 mm (7.6 in) over 16 days, and humidity levels remain high at 88%. In contrast, December sees a drop in temperatures, with a minimum of -7°C (20°F) and an average of 4°C (40°F), while the maximum only reaches 10°C (50°F). Precipitation increases to 252 mm (9.9 in) over 20 days, and humidity remains relatively stable at 87%. For further details on December weather in Nanaimo, you can refer to Nanaimo weather in December.

Compare Nanaimo's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Nanaimo

As autumn settles in, Nanaimo's October weather reflects a notable shift from the warmer months. With an average temperature around 10°C (50°F) and the chilly embrace of evenings, it’s a transitional time where the city experiences a significant amount of rain, making for 16 days of precipitation. This uptick in moisture combined with high humidity levels creates a distinctively cool and damp atmosphere, painting the landscape in vibrant fall colors. If you're curious about how Nanaimo’s climate evolves throughout the year, don’t miss exploring Nanaimo Climate for a deeper understanding.