Last updated: August 31, 2025
June in Saipan, Northern Mariana Islands, is characterized by a tropical climate that invites visitors to embrace its warm, vibrant atmosphere. With maximum temperatures reaching up to 30°C (86°F) and an average of 28°C (83°F), the month promises sunny days ideal for beach lounging. Visitors can expect a pleasant minimum temperature of 25°C (78°F) during the evenings. However, June also brings about 120 mm (4.7 in) of rainfall over 21 days, maintaining the region’s lush landscapes while contributing to humidity levels of 82%. This blend of warmth and moisture makes June a captivating time to explore Saipan’s stunning natural beauty, despite the occasional downpour.
In June, Saipan experiences its warm mid-year temperatures, with lows around 25°C (78°F) and an average of 28°C (83°F), rising to a comfortable maximum of 30°C (86°F). This slight uptick in warmth is a natural progression from the previous months, reflecting a gradual transition to summer. Compared to the cooler spring months like April and May, June offers a welcoming heat, making it an ideal time for beachgoers and outdoor enthusiasts to revel in the warm tropical climate. As the days stretch longer, the consistent temperatures create perfect conditions for exploring the island’s stunning landscapes or lounging by the turquoise waters.
In June, Saipan experiences a significant uptick in rainfall, with an impressive 120 mm (4.7 in) of precipitation over 21 days. This marks a notable increase compared to the previous months, as the island transitions into its wetter season. The frequency of rainy days ramps up, contributing to a lush tropical environment. This trend continues into July, where rainfall skyrockets to 265 mm (10.4 in), signaling the peak of the rainy season. As summer approaches, the island's weather becomes characterized by more consistent showers, emphasizing the importance of these rainfall patterns for the local ecosystem and agricultural practices. Rainfall in June not only quenches the dry spell lingering from the earlier months but also sets the stage for the subsequent deluge of the summer months.
June in Saipan sees a comfortable humidity level of 82%, marking a slight dip from the higher averages of the preceding months. This trend suggests that while the island maintains a generally humid atmosphere throughout the first half of the year—hovering around 83%—the onset of summer brings a brief respite. As the year progresses into July and August, humidity typically stabilizes around 80%, indicating a pattern where the island experiences a more moderate climate during the mid-summer months. Overall, June serves as a transitional point, balancing warmth with a touch of relief.
As June arrives in Saipan, Northern Mariana Islands, the UV Index stands at a striking 14, categorized as extreme, indicating a brisk burn time of just 10 minutes under direct sunlight. This trend of high UV levels has been consistent since February, peaking in April but maintaining a formidable presence throughout May and into June. With the summer months ahead, residents and visitors alike should remain vigilant about sun safety, as the exposure category remains extreme into July and August as well. Whether lounging on the beach or exploring the island, it's crucial to stay protected against the sun’s potent rays. For more detailed information, visit Saipan UV Index.
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June in Saipan, Northern Mariana Islands, offers a delightful continuation of the island's sunny trend, boasting 322 hours of sunshine. This marks a beautiful balance compared to the previous months, particularly May's peak of 339 hours, which shows that summer is in full swing. As the year progresses, sunshine hours gradually transition, peaking in the spring before settling into a consistent summer warmth. While July dips slightly to 303 hours, June remains a prime time for outdoor adventures and basking in the tropical sun. Overall, the gradual decline in hours from the vibrant spring months reflects the natural ebb and flow of Saipan's climate, ensuring that visitors can continue to experience the island's stunning beauty throughout the summer.
As summer approaches, Saipan's likelihood of sunny weather in June drops to 42%, marking a significant shift from the sunnier months of March with 77% and January at 67%. This change suggests the onset of the rainy season, with July and August seeing even lower chances, plummeting to 22% and a mere 14%, respectively. In fact, June acts as a transitional month, bridging the gap between the relatively sunny spring and the wetter summer, as indicated by the increasing cloud cover and rain, especially when compared to the dry spell of earlier months. Travelers looking for sun should consider earlier months like March or April, while those embracing the tropical rain can expect the lush greenery that June brings.
In June, Saipan basks in an impressive 13 hours of daylight, marking a peak that represents the island's sun-kissed charm. Leading up to this month, daylight duration steadily increased from 11 hours in January and February to a solid 12 hours by March through May, reflecting the gradual march toward summer. Following June, daylight begins to taper off again, settling back to 12 hours in July and August before returning to 11 hours come October. This trend illustrates the Northern Mariana Islands' predictable seasonal shifts, where longer days in mid-year create perfect opportunities for outdoor adventures and soaking up the tropical sun.
In June, Saipan experiences a notable drop in average wind speed, reaching 4.3 m/s (10 mph), making it one of the calmest months of the year. Following the harsh winds of May at 8.0 m/s (18 mph), June's gentle breezes offer a tranquil escape, ideal for beachgoers and outdoor enthusiasts. As the year progresses, the winds gradually pick up again, with July and August exhibiting speeds of 6.1 m/s (14 mph) and 5.9 m/s (13 mph), respectively. This pattern suggests that while June brings a serene reprieve, the vibrant summer months still offer a refreshing wind as the island transitions into its warmer season. Overall, the wind in Saipan is a dynamic tapestry, with June distinctly standing out for its calm allure.
Weather in Saipan varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Saipan, focusing on differences in temperature, rainfall, humidity, and UV levels.
In June, temperatures in Saipan are slightly warmer, with averages ranging from a minimum of 25°C (78°F) to a maximum of 30°C (86°F), compared to January's cooler range of 24°C (76°F) to 28°C (83°F). June experiences significantly higher precipitation, totaling 120 mm (4.7 in) over 21 days, while January sees just 52 mm (2.0 in) across 13 days. Additionally, the humidity levels remain similar, with June at 82% and January at 83%, creating a consistently tropical atmosphere throughout the year. For more detailed information, you can check Saipan weather in January.
When comparing the weather in June and February, June tends to be slightly warmer, with average temperatures reaching up to 28°C (83°F) compared to February's average of 26°C (80°F). February experiences a bit less heat, with maximum temperatures capping at 28°C (83°F), compared to June's higher maximum of 30°C (86°F). Precipitation is significantly more in June, with 120 mm (4.7 in) over 21 days, while February sees only 57 mm (2.2 in) over 17 days, resulting in a drier atmosphere. Humidity remains fairly consistent, with June at 82% and February closely trailing at 81%. For a more detailed look at February weather, you can check Saipan weather in February.
In comparing the weather between June and March, we see some notable differences. June tends to be slightly warmer, with average temperatures reaching 28°C (83°F) compared to March's 27°C (80°F). Both months have a minimum temperature of around 25°C (78°F), but June experiences higher maximum temperatures, reaching up to 30°C (86°F).
Precipitation is significantly higher in June, with 120 mm (4.7 in) falling over 21 days, while March only sees 41 mm (1.6 in) over 13 days. Humidity levels are fairly similar, with June at 82% and March at 83%. Overall, June is a wetter and warmer month compared to March. For more detailed information, you can check Saipan weather in March.
When comparing the weather in June and April, both months feature warm temperatures, though June is slightly warmer overall. June boasts a minimum temperature of 25°C (78°F) with an average of 28°C (83°F) and a maximum of 30°C (86°F), while April has similar minimum and average temperatures of 25°C (77°F) and 27°C (81°F), respectively, peaking at 29°C (84°F). In terms of precipitation, June is significantly wetter with 120 mm (4.7 in) over 21 days compared to April's 63 mm (2.5 in) over 16 days. Humidity levels are quite similar, with June at 82% and April at 83%. For more detailed insights on April weather, visit Saipan weather in April.
In comparing the weather between June and May, we see that both months feature notably warm temperatures, with June having a minimum temperature of 25°C (78°F) compared to May’s 26°C (78°F). The average temperatures are similar, as June’s average is 28°C (83°F), slightly higher than May’s 28°C (82°F), and June reaches a maximum of 30°C (86°F) while May peaks at 29°C (85°F). However, June experiences significantly higher precipitation, with 120 mm (4.7 in) of rainfall over 21 days, compared to May's 59 mm (2.3 in) over 20 days. Both months have high humidity levels, with May slightly higher at 84% compared to June's 82%. For more detailed information, you can check Saipan weather in May.
When comparing the weather in June and July, we see that both months experience similar average temperatures, with June having a minimum of 25°C (78°F) and July slightly warmer at 26°C (79°F). Both months also peak at a maximum temperature of 30°C (86°F) and maintain an average of 28°C (82°F). However, July is notably wetter, receiving 265 mm (10.4 in) of precipitation over 28 days, compared to June's 120 mm (4.7 in) over 21 days. The humidity remains high in both months, with June at 82% and July slightly lower at 80%. For more detailed information on July weather, you can check Saipan weather in July.
June and August in Saipan exhibit similar temperature ranges, with both months featuring minimums of 25°C (78°F), average highs of 28°C (82°F), and maximums reaching 30°C (86°F). However, the weather in August is significantly wetter, with precipitation totaling 409 mm (16.1 in) over 29 days, compared to June's 120 mm (4.7 in) across 21 days. Interestingly, humidity levels remain relatively consistent, with June at 82% and August slightly lower at 80%. For more detailed insights, you can check Saipan weather in August.
In June, the weather features warm temperatures, with a minimum of 25°C (78°F) and an average around 28°C (83°F), while experiencing relatively high humidity at 82%. The month sees about 120 mm (4.7 in) of rainfall over 21 days. In contrast, September maintains similar temperatures, with a minimum of 25°C (78°F) and an average of 28°C (82°F), but it is significantly wetter, receiving around 320 mm (12.6 in) of rain across 28 days. Despite the slight decrease in humidity to 81%, September presents a much damper climate compared to June. For more detailed information, you can check Saipan weather in September.
In June, the weather typically features minimum temperatures of around 25°C (78°F) and averages around 28°C (83°F), peaking at a maximum of 30°C (86°F). However, this month experiences considerable rainfall, with 120 mm (4.7 in) spread across 21 rainy days and high humidity levels of 82%. In contrast, October presents a slightly warmer minimum temperature of 26°C (78°F) and similar averages of 28°C (82°F), but with a notably higher precipitation rate of 365 mm (14.4 in) over 28 days, resulting in just a marginally lower humidity level of 81%. For a more detailed overview, you can explore Saipan weather in October.
In June, temperatures range from a minimum of 25°C (78°F) to a maximum of 30°C (86°F), with an average of 28°C (83°F). The month experiences significant precipitation, totaling 120 mm (4.7 in) over 21 days, accompanied by high humidity levels of 82%. In contrast, November sees slightly higher temperatures, with a minimum of 26°C (78°F) and a maximum of 29°C (85°F), while maintaining a similar average of 28°C (82°F). Precipitation increases to 141 mm (5.5 in) over 23 days, with humidity levels remaining steady at 82%. This makes November a tad wetter than June, despite the temperatures being quite comparable. For more detailed information, you can check Saipan weather in November.
June weather is characterized by slightly warmer temperatures, averaging 28°C (83°F) with a maximum of 30°C (86°F), while December sees a cooler average of 27°C (82°F). Both months experience similar minimum temperatures, around 25°C (78°F). However, June is significantly wetter, with 120 mm (4.7 in) of precipitation over 21 days compared to December's 74 mm (2.9 in) over 19 days. Humidity remains high in both months, with June at 82% and December at 83%. For more detailed information, you can visit Saipan weather in December.
June in Saipan marks the transition into a wetter season, with humidity levels soaring and a notable increase in precipitation compared to the earlier months of the year. While temperatures remain pleasantly warm, peaking around 30°C, the frequent rain showers—a hallmark of this month—bring a refreshing change to the tropical landscape. As 21 days of rainfall contribute to a total of 120 mm, visitors should brace for an occasional downpour, adding a lush vibrancy to the island. If you’re planning to soak up the sun while enjoying the island's natural beauty, be prepared for a blend of warmth and humidity that makes Saipan in June uniquely captivating. For a comprehensive overview of what to expect throughout the year, check out our detailed Saipan Climate guide.