October Weather in Saipan, Northern Mariana Islands

Last updated: August 31, 2025

Experience the tropical charm of Saipan in October, where the island boasts an average temperature of 28°C (82°F), with daily highs reaching up to 30°C (85°F) and comfortable lows around 26°C (78°F). While the humidity hovers at a balmy 81%, October also brings considerable rainfall, totaling 365 mm (14.4 in) across 28 days. Though showers may be frequent, they provide a refreshing contrast to the warm, inviting atmosphere, making Saipan a perfect tropical retreat for adventurers and relaxation-seekers alike.

October Temperature in Saipan

October in Saipan, Northern Mariana Islands offers a delightful tropical experience, as temperatures hover comfortably around 28°C (82°F) on average. The month sees minimum temperatures of 26°C (78°F) and peak highs reaching up to 30°C (85°F), maintaining the warm and inviting climate that characterizes this beautiful locale year-round. Notably, October's warmth is consistent with the latter part of the year, demonstrating a gradual transition from the summer heat while remaining just a notch below the warmer months of June through September. This balance creates an ideal atmosphere for beachgoers and outdoor enthusiasts alike, ensuring that Saipan remains a sought-after destination throughout the fall.

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

The chart illustrates October temperature patterns in Saipan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saipan, October 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).
JanFebMarAprMayJunJulAugSepOctNovDec808080818282828282828281
Data source: Temperature data for Saipan 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 Saipan

In October, Saipan experiences a significant uptick in rainfall, with precipitation soaring to 365 mm (14.4 in) over 28 days. This marks a notable transition from the preceding months, which already showcase high levels of rainfall, particularly August and September with 409 mm and 320 mm, respectively. The pattern suggests that October is part of the peak wet season, mirroring the intensity of summer monsoons. With the number of rainy days maintaining at 28, the island is often enveloped in lush greenery, but this also underscores the need for preparedness amidst the abundant showers. Overall, October stands out as a month where the tropical climate of Saipan reveals its most dramatic and life-sustaining characteristics.

October Precipitation Trends in Saipan

The chart displays monthly precipitation patterns in Saipan, 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. In Saipan, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec525741635912026540932036514174
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Saipan

In October, Saipan experiences a humidity level of 81%, continuing a trend of consistent moisture that characterizes the island's climate throughout the year. Notably, the humidity remains fairly stable, fluctuating just slightly from the 80% to 84% range since May. As the year progresses, humidity tends to peak during the warmer months of May and April, before slightly dipping in the cooler July and August, only to rise again as the year concludes. This consistent level of humidity not only contributes to the lush tropical environment but also offers warmth and comfort for residents and visitors alike, making Saipan a year-round paradise.

October Average Humidity in Saipan

This chart illustrates the average monthly humidity levels in Saipan, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Saipan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%83%83%84%82%80%80%81%81%82%83%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Saipan

In Saipan, Northern Mariana Islands, October marks a slight dip in the UV Index to 13, which still falls into the extreme exposure category, requiring caution for sun lovers. The trend throughout the year reveals consistently high UV levels, especially between February and April, where the index peaks at 15. Even as we transition into October, the burn time remains steadfastly at 10 minutes, emphasizing the region's intense sunlight exposure. Whether you’re exploring serene beaches or engaging in outdoor activities, it’s vital to stay protected year-round. For more details on this sun intensity and safety tips, visit Saipan UV Index.

Maximum UV Index Levels in Saipan for October

The chart shows the monthly maximum UV Index (UVI) for Saipan 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. In October, the maximum UV index in Saipan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec101214151314141414131110
Data source: Saipan 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 Saipan

As October rolls in, Saipan, Northern Mariana Islands, experiences another delightful month of sunshine, boasting 273 hours of daylight. This marks a slight dip from the sun-soaked peaks of May, which recorded an impressive 339 hours. As the year progresses, October's hours fit neatly within a steady pattern, slightly below the warmer summer months but just above the milder September. The island's bright days are a tantalizing prelude to the impending holiday season, hinting at the balance between warmth and the gentle whispers of approaching winter. With each passing month, the allure of Saipan's sun remains strong, captivating visitors and locals alike.

Monthly Sunshine Duration in Saipan: October Highlighted

The October sunshine duration represents the total number of hours Saipan 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.
JanFebMarAprMayJunJulAugSepOctNovDec230h264h322h316h339h322h303h275h264h273h283h288h
Data source: Saipan October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Saipan During October

As October rolls into Saipan, the likelihood of enjoying sunny weather takes a significant dip, with only 12% chance of sunshine. This marks a stark contrast to the preceding months, particularly March when sun-seekers basked in 77% sunshine. From the summer months, the trend continues downward, with July and August showcasing the least sun at just 22% and 14%, respectively. As the year transitions, the chance of clear skies begins to recover in November, climbing back to 59%. Overall, October is best suited for those who appreciate unique tropical weather rather than reliable sunshine.

Percentage of Sunny Days in October in Saipan

The chart illustrates the percentage of sunny days in Saipan 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 Saipan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec67%59%77%47%49%43%22%14%25%12%59%45%
Data source: Saipan October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Saipan in October

In October, Saipan experiences about 11 hours of daylight, mirroring the consistent light patterns of January, February, November, and December. The trend throughout the year shows a gradual increase in daylight as the months advance from the early winter to mid-summer, peaking at a generous 13 hours in June. The days begin to shorten again from July, settling back to 11 hours by October. This rhythmic ebb and flow of sunlight highlights the Northern Mariana Islands' tropical climate, offering a perfect blend of daylight for both relaxation and adventure throughout the year.

Average Daylight Hours in Saipan for October

The chart illustrates the variation in daylight duration in Saipan throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 19m11h 37m12h 2m12h 28m12h 49m13h12h 54m12h 36m12h 11m11h 46m11h 24m11h 13m
Data source: Saipan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Saipan

As October rolls around in Saipan, Northern Mariana Islands, the average wind speed gently settles at 5.4 m/s (12 mph), signaling the transition into a calmer period compared to the preceding months. This slight dip follows a trend of fluctuating winds, peaking in May at 8.0 m/s (18 mph), only to gracefully taper off during the summer months. The winds in October are among the mildest of the year, offering a serene respite that contrasts with the stronger gusts prevalent in January and December. While November sees a resurgence in wind speed back to 7.4 m/s (16 mph), October serves as a tranquil interlude, perfect for enjoying the warm, tropical atmosphere while feeling the gentle embrace of the breeze.

Average October Wind Speed in Saipan

The chart displays monthly wind speed patterns in Saipan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.87.36.94.88.04.36.15.95.55.4 m/s7.47.9
Data source: Saipan October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Saipan Compares to Other Months

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

In October, the weather in Saipan is marked by higher temperatures, with a minimum of 26°C (78°F) and an average of 28°C (82°F), peaking at 30°C (85°F). This month also experiences significant rainfall, totaling 365 mm (14.4 in) over 28 days, contributing to a humidity level of 81%. In contrast, January offers slightly cooler temperatures, with a minimum of 24°C (76°F) and an average of 27°C (80°F), reaching a maximum of 28°C (83°F). Rainfall during January is considerably less, at 52 mm (2.0 in) over just 13 days, and humidity rises slightly to 83%. For a more detailed look at January weather, you can visit Saipan weather in January.

October and February in Saipan present distinct weather characteristics. In October, temperatures are slightly warmer with a minimum of 26°C (78°F), an average of 28°C (82°F), and a maximum of 30°C (85°F). However, this month sees significantly higher rainfall, with 365 mm (14.4 in) spread over 28 days, keeping the humidity levels constant at 81%. In contrast, February offers a cooler experience with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 28°C (83°F), accompanied by much lower precipitation of 57 mm (2.2 in) over 17 days. For more detailed insights, you can visit Saipan weather in February.

When comparing the weather in October and March, notable differences emerge. October tends to be warmer, with average temperatures peaking at 28°C (82°F) and reaching a maximum of 30°C (85°F), while March maintains slightly cooler averages, peaking at 28°C (83°F). Precipitation is significantly higher in October, with 365 mm (14.4 in) falling across 28 days, compared to just 41 mm (1.6 in) over 13 days in March. Humidity levels remain relatively similar, with October at 81% and March at 83%. For more detailed information on March weather, you can check Saipan weather in March.

In comparing the weather between October and April, we observe that both months feature similar temperature ranges, with October averaging slightly warmer at 28°C (82°F) compared to April's 27°C (81°F). However, October is notably wetter, receiving 365 mm (14.4 in) of precipitation over 28 days, whereas April experiences much lighter rainfall of 63 mm (2.5 in) over just 16 days. Humidity levels are also quite comparable, with October registering 81% and April at 83%. For more specifics on Saipan's weather in April, you can visit Saipan weather in April.

In October, Saipan experiences warm temperatures with a minimum of 26°C (78°F) and an average of 28°C (82°F), reaching a maximum of 30°C (85°F). However, this month also brings significant rainfall, with approximately 365 mm (14.4 in) of precipitation spread over 28 days, resulting in higher humidity levels averaging 81%. In contrast, May offers similar temperatures, with a minimum of 26°C (78°F), an average of 28°C (82°F), and a slightly lower maximum of 29°C (85°F). Precipitation in May is much lighter, totaling about 59 mm (2.3 in) over 20 days, leading to slightly higher humidity at 84%. For more details on weather patterns, explore Saipan weather in May.

When comparing the weather in October and June, both months exhibit similar average temperatures, with October slightly warmer, averaging 28°C (82°F) compared to June's 28°C (83°F). However, October experiences significantly higher precipitation, totaling 365 mm (14.4 in) over 28 days, while June sees only 120 mm (4.7 in) over 21 days. Humidity levels are fairly comparable, with October at 81% and June at 82%. This leads to a more pronounced wet season feeling in October, whereas June offers a relatively drier experience. For more detailed insights into the climate, you can refer to Saipan weather in June.

In comparing the weather patterns of October and July, both months showcase similar temperature ranges, with minimums around 26°C (78°F), average temperatures of 28°C (82°F), and maximums peaking at 30°C (85°F-86°F). However, October tends to be wetter, receiving 365 mm (14.4 in) of precipitation over 28 days, compared to July's 265 mm (10.4 in) during the same number of days. Additionally, humidity levels are slightly higher in October at 81%, compared to 80% in July. If you want to explore more about the weather in July, check out Saipan weather in July.

In October, the weather remains quite warm with temperatures ranging from a minimum of 26°C (78°F) to a maximum of 30°C (85°F), similar to August, which has a temperature range of 25°C (78°F) to 30°C (86°F). However, October experiences slightly less precipitation, tallying at 365 mm (14.4 in) over 28 days, compared to August's 409 mm (16.1 in) over 29 days. Humidity levels are comparable, with October at 81% and August at 80%. For more detailed comparisons, you can check out Saipan weather in August.

In comparing the weather of October to September, both months exhibit similar average temperatures, with October recording a minimum of 26°C (78°F) and September slightly higher at 25°C (78°F). However, October experiences increased precipitation, totaling 365 mm (14.4 in) over 28 days, compared to September's 320 mm (12.6 in) on the same number of days. Notably, both months maintain a consistent humidity level of 81%. For details on September weather specifically, you can visit Saipan weather in September.

In October, the weather is characterized by consistently warm temperatures, with a minimum of 26°C (78°F) and an average high of 30°C (85°F). This month experiences significant rainfall, totaling 365 mm (14.4 in) over 28 days, resulting in a humidity level of 81%. In contrast, November offers similar warm temperatures, with the average high slightly dropping to 29°C (85°F), while the overall precipitation decreases dramatically to 141 mm (5.5 in) over 23 days. Humidity remains comparable at 82%. For a more detailed look at the weather patterns, you can refer to Saipan weather in November.

In October, the weather is characterized by higher temperatures and significantly more rainfall, with average temperatures ranging from a minimum of 26°C (78°F) to a maximum of 30°C (85°F) and total precipitation reaching 365 mm (14.4 in) over 28 days. In contrast, December offers slightly cooler and drier conditions, with temperatures ranging from 25°C (78°F) to a maximum of 29°C (84°F) and only 74 mm (2.9 in) of precipitation spread across 19 days. Additionally, humidity remains relatively high in both months, with October at 81% and December at 83%. For more detailed insights, visit Saipan weather in December.

Compare Saipan's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Saipan

October in Saipan marks a transition period where the tropical warmth persists, but the weather is notably characterized by increased precipitation. Unlike the drier months, this time sees an uptick in rainy days, contributing to a humid atmosphere that averages around 81%. Although temperatures remain pleasantly warm, the frequent showers add a unique charm to the island, making it a distinct experience compared to the drier summer months. For those seeking to understand the intricacies of Saipan's weather patterns, more information can be found at Saipan Climate.