September Weather in Summerland, Canada

Last updated: April 22, 2025

In September, Summerland, Canada, experiences a delightful transition into autumn, with maximum temperatures reaching a warm 30°C (86°F) and averaging a mild 13°C (55°F). As the month progresses, nighttime brings cooler air, with minimum temperatures dipping to -1°C (31°F). While the region enjoys a fair amount of sunshine, it also sees 56 mm (2.2 in) of precipitation spread over approximately 11 days, contributing to a relatively high humidity level of 74%. This blend of warmth and moisture creates a vibrant and refreshing atmosphere, perfect for enjoying the natural beauty of Summerland as it prepares for the changing seasons.

September Temperature in Summerland

September in Summerland, Canada, marks a delightful transition as summer begins to gracefully fade into autumn. With a minimum temperature dipping to -1°C (31°F) and a peak around 30°C (86°F), the month showcases a pleasant blend of warm days and cool nights. The average temperature settles at a comfortable 13°C (55°F), inviting residents and visitors alike to enjoy outdoor activities in the lingering warmth. As the leaves start to change, the majestic landscapes become beautifully vibrant, making September a truly spectacular time to experience the unique charm of Summerland.

September Weather in Summerland: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Summerland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec252333415157646455413326
Data source: Temperature data for Summerland generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Summerland

In September, Summerland experiences a noticeable uptick in precipitation, with 56 mm (2.2 in) of rain falling over 11 days. This marks a shift from the dry summer months of July and August, which recorded just 22 mm (0.8 in) and 17 mm (0.7 in), respectively. As the region transitions into fall, the increase in rainfall prepares the landscape for the cooler months ahead, hinting at the more significant precipitation that typically follows in October and November. This pattern reflects a seasonal rhythm where summer's dry spell gives way to the wet and often brisk conditions of autumn, making September a pivotal month for replenishing the area’s water supply.

September Precipitation Trends in Summerland

The chart displays monthly precipitation patterns in Summerland, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec7473706652502217567910198
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Summerland

In September, Summerland, Canada, experiences a refreshing decline in humidity, dropping to 74%, which marks the lowest point of the summer months. This gradual transition from the peak summer heat of August, with its 75% humidity, signals the onset of autumn. Prior to September, humidity levels fluctuated slightly, with July and August hovering near the mid-80s, creating a warm and somewhat humid atmosphere perfect for enjoying outdoor activities. As temperatures cool and the air becomes crisper, September sets the stage for a comfortable fall, welcoming residents and visitors to embrace the changing seasons with ease.

September Average Humidity in Summerland

This chart illustrates the average monthly humidity levels in Summerland, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec90%91%89%86%82%81%84%75%74%85%88%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Summerland

As the summer season transitions into September in Summerland, Canada, a notable shift in the UV Index occurs. The index dips to 7, categorizing exposure as high, which requires vigilance but is more manageable than the peak summer months, where values soared to 9 over July and June. With a burn time of 25 minutes, this month serves as a reminder that while summer is easing, UV rays remain potent. This trend highlights the importance of sun safety even as the days start to shorten. For detailed daily data on UV exposure, check the Summerland UV Index to stay informed.

Maximum UV Index Levels in Summerland for September

The chart shows the monthly maximum UV Index (UVI) for Summerland in September, 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.
JanFebMarAprMayJunJulAugSepOctNovDec235789987421
Data source: Summerland September 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.

September Sunshine in Summerland

September in Summerland, Canada, presents a delightful transition as summer begins to wane, boasting 265 hours of sunshine. This marks a noticeable drop from the vibrant 397 hours enjoyed in July, yet it still reflects the lingering warmth of the season. As autumn approaches, the days remain bright and inviting, following the peak summer months. The trend shows a gradual decrease in sunlight from the sun-drenched summer, yet September holds onto the sun's embrace longer than the crisp days of October, which sees only 199 hours. Overall, September serves as a picturesque blend of summer's glow and the subtle onset of autumn, inviting residents and visitors alike to bask in its fading warmth.

Monthly Sunshine Duration in Summerland: September Highlighted

The September sunshine duration represents the total number of hours Summerland experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec94h155h227h269h335h347h397h358h265h199h123h114h
Data source: Summerland September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Summerland During September

September in Summerland, Canada, offers a 36% chance of sunny weather, positioning it as a month that transitions from the peak summer brilliance of July (with an impressive 79% sun chance) to the more uncertain autumn months. This dip is noticeable compared to August, which still holds a solid 49% likelihood of sunshine, indicating the waning warmth of summer. Overall, the trend shows that while September remains a pleasant option for enjoying the outdoors, the increasing cloud cover hints at the approaching fall, making it a whimsical blend of summer's end and autumn's embrace.

Percentage of Sunny Days in September in Summerland

The chart illustrates the percentage of sunny days in Summerland throughout the year, with September 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 Summerland experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%25%33%49%44%53%79%49%36%35%19%21%
Data source: Summerland September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Summerland in September

As summer transitions into autumn in Summerland, Canada, the daylight duration begins to shift noticeably. The long, sun-kissed days of June and July, featuring up to 16 hours of daylight, gradually wane into the milder 12 hours of September. This change marks the end of the peak summer season, with daylight hours easing into fall. While September still enjoys a generous amount of sunlight compared to the winter months, it signals the start of shorter days that will continue to decrease through October and November. This rhythmic ebb and flow of daylight not only highlights the beauty of each season but also prepares residents and visitors alike for the cozy embrace of autumn.

Average Daylight Hours in Summerland for September

The chart illustrates the variation in daylight duration in Summerland throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 40m10h 8m11h 56m13h 47m15h 23m16h 12m15h 45m14h 18m12h 31m10h 41m9h 3m8h 11m
Data source: Summerland daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Summerland

As September arrives in Summerland, Canada, the gentle breeze continues the trend established throughout the summer months, with an average wind speed of 1.8 m/s (4 mph). This consistent light wind mirrors the calmness felt from June to August, where the average remained steady at 1.9 m/s (4 mph). Interestingly, it marks a subtle shift from the slightly more robust patterns of early winter, with speeds picking up to 2.1 m/s (5 mph) by December. As the vibrant autumn colors begin to paint the landscape, September's soft winds create a serene atmosphere, perfect for enjoying the last warm days of the season before the colder months set in.

Average September Wind Speed in Summerland

The chart displays monthly wind speed patterns in Summerland, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.92.12.01.91.91.91.91.81.8 m/s1.82.02.1
Data source: Summerland September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Summerland Compares to Other Months

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

September and January present striking contrasts in weather conditions. In September, temperatures can range from a chilly 1°C (34°F) at night to a warm 30°C (86°F) during the day, making it a transitional month with an average temperature of 13°C (55°F). Humidity sits at a moderate 74%, and rainfall is relatively low at 56 mm over about 11 days. In stark contrast, January experiences much harsher conditions, with minimum temperatures plummeting to -23°C (-9°F) and an average of -4°C (26°F). Although precipitation is slightly higher at 74 mm over 14 days, the extreme cold and higher humidity at 90% create a wintry atmosphere. For more details on the January weather, you can check Summerland weather in January.

September and February present stark contrasts in weather conditions. In September, temperatures range from a chilly minimum of -1°C to a warm maximum of 30°C, with an average of 13°C, making it a transitional month as summer fades. The month experiences total precipitation of 56 mm over approximately 11 days, with humidity hovering around 74%. In contrast, February brings much colder temperatures, with a minimum of -24°C and a maximum of just 8°C, resulting in an average temperature of -5°C. This winter month sees slightly higher precipitation at 73 mm across 15 days and significantly higher humidity at 91%. For more details on the February weather in Summerland, you can visit Summerland weather in February.

September and March exhibit contrasting weather patterns, reflecting the transition between late summer and early spring. In September, temperatures range from a chilly -1°C (31°F) at night to a comfortable 30°C (86°F) during the day, with an average of 13°C (55°F). The month sees around 56 mm (2.2 in) of precipitation over 11 days, accompanied by a humidity level of 74%. In stark contrast, March experiences much colder conditions, with nighttime lows plunging to -19°C (-3°F) and daytime highs peaking at a mere 15°C (59°F), resulting in an average temperature of just 1°C (34°F). Precipitation increases slightly to 70 mm (2.7 in) over 14 days, and the humidity rises to 89%. For more detailed information, check Summerland weather in March.

When comparing the weather in September to April, notable differences emerge in both temperature and humidity levels. September typically experiences a warmer range, with average temperatures reaching up to 13°C (55°F) and a maximum of 30°C (86°F), while April's average temperature hovers around a cooler 5°C (41°F), peaking at 22°C (72°F). Additionally, September has slightly lower precipitation, averaging 56 mm (2.2 in) over about 11 days, compared to April's 66 mm (2.6 in) across 14 days. Furthermore, the humidity levels are higher in April at 85%, compared to 74% in September, contributing to a distinctly different feel for these months. For more details on climate specifics, you can refer to Summerland weather in April.

In comparing the weather of September and May, we see some notable differences. September experiences a broader temperature range, with a minimum of -1°C (31°F) and a maximum of 30°C (86°F), resulting in an average temperature of 13°C (55°F). In contrast, May has similar minimum temperatures but a cooler maximum of 26°C (79°F), leading to a slightly lower average of 11°C (51°F). Both months bring moderate precipitation, with September seeing 56 mm (2.2 in) over 11 days compared to May's 52 mm (2.0 in) over 10 days. Humidity levels are also higher in May at 82%, slightly above September's 74%. For a closer look at these conditions, you can visit Summerland weather in May.

September and June present notable differences in weather characteristics. In September, temperatures range from a chilly minimum of -1°C (31°F) to a warm maximum of 30°C (86°F), with an average of 13°C (55°F). The month also sees around 56 mm (2.2 in) of precipitation over approximately 11 days, accompanied by a humidity level of 74%. In contrast, June enjoys milder temperatures, with a minimum of 2°C (36°F) and a maximum soaring to 38°C (101°F), settling at an average of 14°C (57°F). Precipitation in June is slightly lower at 50 mm (2.0 in) over about 10 days, but humidity levels are higher at 81%. For more details on June conditions, you can visit Summerland weather in June.

When comparing the weather in September and July, several notable differences emerge. September experiences a broader temperature range, with minimums dropping to -1°C (31°F) and highs reaching up to 30°C (86°F). In contrast, July boasts warmer temperatures, with a minimum of 5°C (42°F) and an impressive high of 38°C (101°F). Additionally, September sees higher humidity levels at 74% compared to July's 84%, along with increased precipitation of 56 mm (2.2 in) over 11 days, whereas July is relatively drier, receiving only 22 mm (0.8 in) over 4 days. For more details about the conditions in July, check out Summerland weather in July.

September's weather exhibits a notable transition from the warmth of August. While August boasts a minimum temperature of 4°C (40°F) and an average of 18°C (64°F), September sees a shift with a minimum dropping to -1°C (31°F) and an average of 13°C (55°F). The maximum temperature in August peaks at 34°C (93°F), significantly warmer than September's maximum of 30°C (86°F). August also experiences less precipitation, totaling only 17 mm (0.7 in) over 5 days, compared to September's 56 mm (2.2 in) over 11 days, indicating a wetter month. Humidity levels are quite similar, standing at 75% in August and 74% in September. For a closer look at the weather trends during August, you can visit Summerland weather in August.

In September, temperatures range from a brisk -1°C (31°F) at night to a warm 30°C (86°F) during the day, with an average of 13°C (55°F). The month experiences around 56 mm (2.2 in) of precipitation over 11 days, accompanied by a humidity level of 74%. In contrast, October sees a significant drop in temperature, with lows dipping to -13°C (9°F) and highs peaking at 22°C (72°F), averaging around 5°C (41°F). Precipitation increases to 79 mm (3.1 in) over 13 days, and humidity rises to 85%. For a detailed look at October weather specifics, check out Summerland weather in October.

The weather in September showcases a wide range of temperatures, with a minimum of -1°C (31°F) and a maximum reaching up to 30°C (86°F), allowing for warm, late summer days. In contrast, November presents a stark shift, with considerably lower temperatures, averaging just 1°C (33°F), and a maximum of only 10°C (51°F). Additionally, November tends to be wetter, receiving 101 mm (4.0 in) of precipitation over 17 days, compared to September's 56 mm (2.2 in) over 11 days. The humidity also increases significantly in November to 88%, contrasting with September's 74%. For more detailed information, you can check Summerland weather in November.

In September, the weather is notably milder, featuring an average temperature of 13°C (55°F), with daytime highs reaching up to 30°C (86°F) and nighttime lows around -1°C (31°F). The month experiences about 56 mm (2.2 in) of precipitation over 11 days, with a humidity level of 74%. In contrast, December brings much colder temperatures, with averages dropping to -3°C (26°F) and maximums only reaching 11°C (52°F). The month sees increased precipitation at 98 mm (3.9 in) over 17 days, accompanied by a higher humidity of 93%. The stark difference in weather conditions between these months highlights the transition from late summer warmth to deep winter chill. For more insights on December weather patterns, check out Summerland weather in December.

Compare Summerland's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Summerland

As September wraps up summer in Summerland, the weather begins to transition with noticeable changes. The days are still warm, allowing for pleasant outdoor activities, but the nights start to cool down significantly, marking a refreshing shift from the hotter months. This transition is accompanied by increased precipitation, as September typically sees more rainy days compared to the drier summer months. With humidity levels remaining relatively high, the air carries a crispness that hints at the approaching autumn. To learn more about how the weather evolves throughout the year, check out Summerland Climate.