September Weather in Suva, Fiji

Last updated: August 21, 2025

In September, Suva, Fiji experiences a tropical climate characterized by a maximum temperature of 26°C (79°F) and an average temperature of 24°C (76°F), offering a warm yet pleasant atmosphere. The coastal city sees a minimum temperature of 21°C (71°F), ideal for outdoor activities. Rainfall is prevalent with a total of 123 mm (4.9 in) spread over 19 days, contributing to the lush greenery that defines the region. Humidity levels remain relatively high at 78%, creating a vibrant, humid environment typical of Fiji's island charm. Visitors can enjoy the rich natural beauty while being prepared for occasional showers, making September a unique month in Suva.

September Temperature in Suva

In September, Suva, Fiji, experiences mild and pleasant temperatures, making it a wonderful time to visit. The average temperature hovers around 24°C (76°F), with daily highs peaking at 26°C (79°F) and nighttime lows dipping to about 21°C (71°F). Transitioning from the cooler winter months, September marks a gentle warming trend as temperatures gradually rise towards the summer months. This period offers a great balance—enjoy comfortable warmth during the day while cooler evenings invite leisurely strolls or cozy gatherings. As the humidity starts to increase, the lush landscapes of Fiji come alive, enhancing the beauty of this tropical paradise.

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

The chart illustrates September temperature patterns in Suva, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Suva, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec808180807877767576777879
Data source: Temperature data for Suva 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 Suva

In September, Suva experiences a moderate increase in precipitation, with 123 mm (4.9 in) of rain falling over 19 days. This marks a notable transition from the drier months of July and August, where rainfall dipped significantly to 107 mm (4.2 in) and 90 mm (3.5 in), respectively. As the region progresses toward the wet season, the uptick in both precipitation amounts and rainy days signals a shift in weather patterns, preparing the lush landscape for the heavier downpours of October and November. This gradual increase underscores the dynamic climate of Fiji, where moisture starts to accumulate, enhancing the vibrant natural beauty of Suva.

September Precipitation Trends in Suva

The chart displays monthly precipitation patterns in Suva, 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. In Suva, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec19825131129519316710790123177176326
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Suva

In September, Suva experiences a humidity level of 78%, marking a slight increase from the cooler months of June and July, which recorded 74% and 78%, respectively. This trend indicates a gradual return to the warmer conditions of earlier months, where humidity levels hovered around 81% to 83% in January through March. As the year progresses into October, an anticipated rise back to 81% is expected, reflecting the cyclical nature of Fijian climate. Overall, while September exhibits a modest humidity level, it sets the stage for the lush, tropical ambiance that characterizes the region as it moves deeper into the latter part of the year.

September Average Humidity in Suva

This chart illustrates the average monthly humidity levels in Suva, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Suva is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%81%82%82%74%78%77%78%81%82%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Suva

In September, Suva, Fiji experiences a UV Index of 13, categorized as extreme, with a burn time of just 10 minutes. This trend aligns with the high UV levels seen earlier in the year, particularly from January to March, when the index consistently reached 15 or 16. While there is a slight dip compared to the peak months, September still demands vigilant sun protection, similar to the preceding months of August and the following month of October. Whether you’re soaking up the sun or engaging in outdoor activities, it's essential to stay informed and protect your skin. For more detailed insights on UV levels throughout the year, visit Suva UV Index.

Maximum UV Index Levels in Suva for September

The chart shows the monthly maximum UV Index (UVI) for Suva 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. In September, the maximum UV index in Suva typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1616151310891113141515
Data source: Suva 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 Suva

September in Suva, Fiji, brings a delightful embrace of sunshine, with 267 hours of vibrant daylight illuminating the city. This month marks a subtle shift toward the more sun-drenched days of spring, showcasing a remarkable consistency in sunny hours as it follows closely behind August’s 264 hours. With the promise of October on the horizon, which boasts 278 hours of sunlight, September serves as a gentle prelude to the peak sunshine of the latter months. As the year progresses, it’s evident that the warmth of Suva continues to intensify, inviting both locals and travelers to bask in the tropical glow and the beauty that surrounds this island paradise.

Monthly Sunshine Duration in Suva: September Highlighted

The September sunshine duration represents the total number of hours Suva 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.
JanFebMarAprMayJunJulAugSepOctNovDec245h268h270h252h260h236h253h264h267h278h290h298h
Data source: Suva September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Suva During September

September in Suva, Fiji, offers a favorable chance of sunny weather, with approximately 37% likelihood of clear skies. This marks a slight increase from August's 35%, indicating a positive trend as the region transitions into the drier season. Interestingly, the chance of sunshine steadily rises from the depths of mid-winter in July, where it peaks at 45%, showcasing the gradual shift toward warmer, sunnier days. As October approaches with an even higher probability of 40%, September serves as a delightful prelude to the sun-filled months ahead, making it an enticing time for outdoor adventures in this tropical paradise.

Percentage of Sunny Days in September in Suva

The chart illustrates the percentage of sunny days in Suva 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 Suva experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec12%15%24%33%26%33%45%35%37%40%26%20%
Data source: Suva September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Suva in September

In September, daylight in Suva, Fiji settles at a consistent 11 hours, mirroring the previous four months. This period marks a transition from the more plentiful sunlight of the earlier months, where January offered a generous 13 hours. As the year progresses, the daylight gradually decreases until it stabilizes in the mid-year months of April through August. However, come October, the sunshine resumes its ascent, reclaiming 12 hours of daylight, indicating the cyclical nature of Suva's radiant climate. This rhythmic ebb and flow of daylight not only shapes the local lifestyle but also reflects the natural beauty of Fiji's vibrant environment.

Average Daylight Hours in Suva for September

The chart illustrates the variation in daylight duration in Suva throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 4m12h 40m12h 10m11h 39m11h 14m11h 2m11h 8m11h 30m11h 58m12h 29m12h 56m13h 10m
Data source: Suva daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Suva

In September, Suva, Fiji experiences a refreshing breath of moderate winds, with an average speed of 5.6 m/s (13 mph), aligning with the blustery conditions of the preceding months. As winter transitions into spring, the wind picks up slightly from August's 6.7 m/s, maintaining a lively, yet comfortable environment perfect for outdoor activities. The trend of steady wind speeds through the colder months highlights a gradual decrease in gustiness as the year progresses; however, September’s winds remain lively, creating a pleasant backdrop for the vibrant tropical landscape. As summer approaches, the anticipation of slightly stronger winds adds an invigorating charm to the island’s atmosphere.

Average September Wind Speed in Suva

The chart displays monthly wind speed patterns in Suva, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.94.74.46.05.66.56.75.6 m/s5.94.45.3
Data source: Suva September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Suva Compares to Other Months

Weather in Suva varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Suva, focusing on differences in temperature, rainfall, humidity, and UV levels.

When comparing the weather in September and January, January tends to be warmer overall, with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 29°C (85°F), compared to September's range of 21°C (71°F) to 26°C (79°F). Additionally, January experiences higher precipitation, averaging 198 mm (7.8 in) over 21 days, while September sees 123 mm (4.9 in) of rain over 19 days. Humidity levels are slightly elevated in January at 83%, compared to 78% in September. For more detailed information, you can check Suva weather in January.

When comparing the weather in September and February, it's clear that February tends to be warmer and wetter. September experiences average temperatures ranging from a minimum of 21°C (71°F) to a maximum of 26°C (79°F), while February has a higher average, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 30°C (86°F). Additionally, February sees significantly more rainfall, with 250 mm (9.9 in) over 24 days, compared to September's 123 mm (4.9 in) over 19 days. Both months have high humidity levels, with February at 81% and September at 78%, making the weather feel quite tropical. For more detailed information, you can check out Suva weather in February.

In September, the weather features a milder temperature range with a minimum of 21°C (71°F) and an average of 24°C (76°F), peaking at 26°C (79°F). However, this month also experiences significant rainfall, totaling 123 mm (4.9 in) across 19 days, accompanied by a humidity level of 78%. In contrast, March brings warmer conditions with a minimum temperature of 24°C (76°F) and an average of 27°C (81°F), reaching highs of 29°C (85°F). Rainfall is more substantial in March, with a total of 311 mm (12.3 in) over 26 days and a slightly higher humidity at 81%. For more detailed insights on March weather, check out Suva weather in March.

September and April present distinct weather patterns, showcasing the transition between seasons. In September, temperatures range from a minimum of 21°C (71°F) to a maximum of 26°C (79°F), with an average of 24°C (76°F). The month experiences approximately 123 mm (4.9 in) of precipitation over 19 days and maintains a humidity level of 78%. In contrast, April boasts warmer temperatures, with a minimum of 24°C (76°F) and a maximum of 30°C (85°F), averaging 27°C (80°F). Furthermore, it sees significantly higher precipitation at 295 mm (11.6 in) over 23 days and a slight uptick in humidity at 82%. This makes April generally warmer and wetter compared to September. For more details on April weather, check Suva weather in April.

In comparing the weather of September and May, September tends to have slightly cooler temperatures, with average highs of 26°C (79°F) compared to May's 28°C (83°F). While both months experience similar humidity levels, September sees a bit less rainfall, accumulating 123 mm (4.9 in) over 19 days, in contrast to May's 193 mm (7.6 in) across the same number of days. The increased precipitation in May, along with its higher humidity of 82%, typically makes it feel wetter and more humid than September. For more detailed insights, you can check Suva weather in May.

In comparison to June, September experiences slightly warmer temperatures with an average of 24°C (76°F) compared to June's 25°C (77°F). While both months have similar minimum and maximum temperatures, September has less overall rainfall, totaling 123 mm (4.9 in) compared to June's 167 mm (6.6 in). Additionally, the humidity is slightly higher in September at 78%, versus June's 74%. For more detailed information on June weather patterns, you can visit Suva weather in June.

In comparing the weather of September and July, both months exhibit similar temperature ranges, with minimum temperatures around 21°C (71°F), average temperatures at 24°C (76°F), and maximum temperatures peaking at 26°C (79°F in September and 80°F in July). However, September is slightly wetter, receiving 123 mm (4.9 in) of precipitation over 19 days, compared to July's 107 mm (4.2 in) over 18 days. Despite this increase in rain, both months maintain a consistent humidity level of 78%. For more detailed insights, you can visit Suva weather in July.

In comparing the weather of September and August, both months feature similar minimum temperatures, with September experiencing an average low of 21°C (71°F). However, while August has a slightly higher maximum temperature of 27°C (81°F), September's peak reaches 26°C (79°F). Additionally, September sees increased precipitation, totaling 123 mm (4.9 in) over 19 days, compared to August's 90 mm (3.5 in) over 16 days. Humidity levels are also comparable, with September at 78% and August slightly lower at 77%. For more detailed information, you can visit Suva weather in August.

In September, the weather presents a warm and somewhat humid atmosphere with average temperatures ranging from a minimum of 21°C (71°F) to a maximum of 26°C (79°F). The month experiences significant rainfall, totaling 123 mm (4.9 in) over 19 days, contributing to a humidity level of 78%. In contrast, October sees a slight rise in both temperature and humidity, with averages between 23°C (73°F) and 27°C (81°F). However, it also brings increased precipitation, with 177 mm (7.0 in) over 24 days, resulting in a humidity level of 81%. For more detailed weather information, check out Suva weather in October.

In September, the weather features mild temperatures with a minimum of 21°C (71°F) and an average of 24°C (76°F), while precipitation reaches 123 mm (4.9 in) over 19 days. In contrast, November experiences slightly warmer conditions, with a minimum of 23°C (74°F) and an average of 26°C (78°F), along with increased rainfall of 176 mm (6.9 in) spread over 21 days. Additionally, humidity rises from 78% in September to 82% in November, contributing to a more tropical feel as the wet season approaches. For more details, check out Suva weather in November.

In September, the weather typically features mild temperatures with a minimum of 21°C (71°F) and an average of 24°C (76°F), peaking at around 26°C (79°F). However, the month also experiences considerable rainfall, with 123 mm (4.9 in) over 19 days, and humidity levels averaging 78%. In contrast, December sees warmer temperatures, with a minimum of 24°C (75°F) and an average of 26°C (80°F), reaching a maximum of 28°C (84°F). This month brings significantly more rain, totaling 326 mm (12.8 in) over 26 days, along with higher humidity levels of 83%. For more details on December's weather specifics, you can check Suva weather in December.

Compare Suva's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Suva

As September rolls in, Suva's weather begins to shift, offering a delightful blend of warmth and moisture. With average temperatures hovering around a comfortable 24°C (76°F), this month marks a subtle transition from the cooler winter months to the more humid conditions that characterize the upcoming season. Though rainfall is frequent, with precipitation occurring on about 19 days, the lush greenery and the vibrant atmosphere make it a captivating time to explore the city. As the humidity levels peak at 78%, this month stands out for its lush, tropical feel. For those interested in understanding how September’s weather fits into the broader climate pattern, be sure to check out Suva Climate.