March Weather in Okinawa, Japan

Last updated: August 21, 2025

March in Okinawa, Japan offers a delightful transition into spring, characterized by mild temperatures that range from a comfortable 14°C (57°F) at night to a pleasant 24°C (76°F) during the day, with an average of 20°C (68°F). Visitors can expect a moderate level of humidity at 76%, contributing to the region’s lush landscapes. However, with 11 days of precipitation totaling 107 mm (4.2 in), it's advisable to prepare for occasional rain showers. Embrace the unique charm of Okinawa as it awakens in March, blending warm weather and springtime beauty.

March Temperature in Okinawa

In March, Okinawa begins to shake off the chill of winter, welcoming the arrival of spring with mild temperatures that create an inviting atmosphere. With a minimum of 14°C (57°F) and an average around 20°C (68°F), the island emerges into a more temperate climate. Days are bright and generally comfortable, maintaining a steady maximum of 24°C (76°F). This month marks a subtle transition in weather patterns; unlike the cooler months of January and February, March offers a refreshing glimpse of warmth that hints at the warmer days to come in April and May. As cherry blossoms start to bloom, the pleasant temperatures make it an ideal time for outdoor activities and exploration, setting the stage for the vibrant spring season ahead.

March Weather in Okinawa: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Okinawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Okinawa, March 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).
JanFebMarAprMayJunJulAugSepOctNovDec656568707580828382797468
Data source: Temperature data for Okinawa 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.

March Precipitation in Okinawa

As March unfolds in Okinawa, Japan, a noticeable increase in precipitation marks the transition into the rainy season. With 107 mm (4.2 in) of rainfall over 11 days, March sets the stage for wetter months ahead, displaying a steady rise from February's 97 mm (3.8 in). This emerging trend continues into April, which typically brings even heavier rains, peaking with 137 mm (5.4 in). The gradual uptick in precipitation not only signals the changing seasons but also enriches the lush landscapes for which Okinawa is known. As spring showers pave the way for summer storms, March serves as a pivotal month that foreshadows the vibrant, green island life that thrives in the coming months.

March Precipitation Trends in Okinawa

The chart displays monthly precipitation patterns in Okinawa, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Okinawa, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec9197107137208302192206253160104188
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Okinawa

In March, Okinawa experiences a noticeable rise in humidity, reaching 76%, marking a gradual transition from the cooler winter months. This uptick, from 71% in both January and February, signals the onset of spring, setting a humid trend that will intensify as the year progresses. As the vibrant colors of nature begin to flourish, humidity continues its steady ascent, peaking at 86% in June and July. This pattern not only highlights the subtropical climate of Okinawa but also suggests that visitors should prepare for increasingly muggy conditions as they enjoy the island's blossoming beauty.

March Average Humidity in Okinawa

This chart illustrates the average monthly humidity levels in Okinawa, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Okinawa is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%71%76%82%84%86%86%82%82%81%79%75%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Okinawa

As March settles in Okinawa, the UV Index reaches a striking 11, classifying it in the extreme exposure category. This represents a notable increase from February's UV Index of 9, signaling a shift from very high to extreme levels of solar intensity. With a brief burn time of just 10 minutes, it's crucial to take swift protective measures against the sun's rays. As spring approaches, the trend indicates an escalating UV Index, setting the stage for even higher levels in the upcoming months. As such, staying informed and prepared is essential for outdoor activities during this period. For more detailed information on UV levels throughout the year, check out Okinawa UV Index.

Maximum UV Index Levels in Okinawa for March

The chart shows the monthly maximum UV Index (UVI) for Okinawa in March, 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 March, the maximum UV index in Okinawa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec7911121313131312996
Data source: Okinawa March 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.

March Sunshine in Okinawa

March in Okinawa, Japan, unveils a remarkable shift as the days grow longer and sunnier, with an impressive 268 hours of sunshine gracing the island. This increase from 203 hours in February highlights the onset of spring, setting the stage for an exhilarating transition into the warmer months. As the sunshine hours continue to climb, peaking in July and August, March acts as a gentle prelude to the vibrant summer, inviting both residents and visitors to embrace outdoor adventures under the bright, blue sky. The gradual rise in daylight serves not only to rejuvenate the spirit but also underscores Okinawa's allure as a year-round destination for sun seekers.

Monthly Sunshine Duration in Okinawa: March Highlighted

The March sunshine duration represents the total number of hours Okinawa experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec154h203h268h269h305h264h317h319h295h274h228h192h
Data source: Okinawa March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Okinawa During March

March in Okinawa, Japan, marks a notable shift toward sunnier skies, with a 46% chance of sunshine—an improvement from the lower percentages seen in the winter months. As the seasons transition, this increase not only signals the arrival of milder weather but also offers a delightful invitation for outdoor enthusiasts to explore the island's stunning landscapes. Following March, though the chances of sun decline slightly in April to 39%, the outlook remains bright compared to the damp and humid summer months that follow. Notably, the sunny weather peaks again in September with a 59% chance, showcasing a fascinating seasonal trend where the early spring months lead into a vibrant late summer. Overall, March stands out as a promising time to enjoy the beauty of Okinawa as it awakens from winter's slumber.

Percentage of Sunny Days in March in Okinawa

The chart illustrates the percentage of sunny days in Okinawa throughout the year, with March 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 Okinawa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%42%46%39%30%9%30%39%59%51%44%35%
Data source: Okinawa March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Okinawa in March

As March unfolds in Okinawa, Japan, daylight begins to embrace the island more fully, extending to 12 hours of sunshine each day. This increase marks a delightful transition from the shorter days of winter, with January and February presenting only 10 and 11 hours of daylight, respectively. Since the daylight remains steady at 12 hours through April, it signals the onset of spring, inviting residents and visitors alike to enjoy the beauty of the blooming season. As the months progress toward summer, daylight continues to stretch, peaking at 13 hours from May to August, before gradually tapering down again in the fall. This rhythmic cycle of daylight offers a vivid reminder of nature’s changing seasons in this picturesque locale.

Average Daylight Hours in Okinawa for March

The chart illustrates the variation in daylight duration in Okinawa throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 41m11h 15m12h12h 46m13h 25m13h 44m13h 34m13h 1m12h 16m11h 30m10h 51m10h 30m
Data source: Okinawa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Okinawa

As March unfolds in Okinawa, Japan, the island experiences a noticeable shift in wind patterns, with an average wind speed of 5.9 m/s (13 mph). This gentle breeze marks a decrease from the previous months, transitioning from the brisk January and February winds of 8.2 m/s (18 mph) and 6.9 m/s (15 mph), respectively. As the weather begins to warm, the winds remain relatively mild, allowing for a comfortable experience outdoors. However, they will soon pick up pace in April, where average wind speeds rise to 7.6 m/s (17 mph), signaling the approach of spring. This trend illustrates how Okinawa's winds ebb and flow throughout the seasons, offering a unique backdrop for the island's vibrant natural beauty.

Average March Wind Speed in Okinawa

The chart displays monthly wind speed patterns in Okinawa, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec8.26.95.9 m/s7.66.36.57.56.95.47.97.97.7
Data source: Okinawa March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Okinawa Compares to Other Months

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

In comparing the weather between March and January, March tends to be slightly warmer, with an average temperature of 20°C (68°F) compared to January's average of 19°C (66°F). Both months share similar maximum temperatures of 24°C (76°F), yet March experiences a marginally higher minimum temperature of 14°C (57°F) versus January's 12°C (54°F). Precipitation levels also differ, with March receiving 107 mm (4.2 in) over 11 days, while January sees less rainfall at 91 mm (3.6 in) across the same number of days. Furthermore, March has a higher humidity rate of 76%, contrasted with January's 71%. For more detailed insights, you can check Okinawa weather in January.

Comparing the weather in March and February reveals some notable similarities and differences. In March, the temperatures are slightly warmer, with a minimum of 14°C (57°F) and an average of 20°C (68°F), compared to February’s minimum of 12°C (54°F) and an average of 19°C (66°F). Both months share the same maximum temperature of 24°C (76°F). However, March experiences a bit more rainfall, accumulating 107 mm (4.2 in) over 11 days, while February sees 97 mm (3.8 in) of precipitation over 12 days. Additionally, humidity levels are higher in March at 76%, compared to February's 71%. For more detailed information, you can check Okinawa weather in February.

In comparing the weather of March and April, we see a gradual transition in temperatures and humidity levels. March features a minimum temperature of 14°C (57°F) and an average of 20°C (68°F), while April brings slightly warmer conditions with a minimum of 15°C (60°F) and an average of 21°C (71°F). Both months experience similar precipitation patterns, with March recording 107 mm (4.2 in) and April increasing to 137 mm (5.4 in), although both have rain on about 11 days. Additionally, humidity rises from 76% in March to 82% in April, contributing to a more humid environment. For more insights on April weather, you can check Okinawa weather in April.

In comparing the weather between March and May, March generally features milder temperatures, with a minimum of 14°C (57°F) and an average of 20°C (68°F), reaching a maximum of 24°C (76°F). This month also sees considerable rainfall, totaling 107 mm (4.2 in) over 11 days, accompanied by a humidity level of 76%. In contrast, May experiences warmer conditions, with minimum temperatures at 19°C (67°F) and an average of 24°C (76°F), peaking at 27°C (82°F). Precipitation increases significantly to 208 mm (8.2 in) over 12 days, along with a higher humidity of 84%. For specific details about May weather, you can check Okinawa weather in May.

In March, the weather in Okinawa features mild temperatures with a minimum of 14°C (57°F) and an average of 20°C (68°F), peaking at 24°C (76°F). Precipitation is moderate, with around 107 mm (4.2 in) spread over 11 rainy days and humidity levels at 76%. In contrast, June brings noticeably warmer conditions, with temperatures ranging from a minimum of 21°C (70°F) to an average of 26°C (80°F) and a maximum of 29°C (84°F). However, it also experiences significantly higher rainfall, totaling 302 mm (11.9 in) across 19 days, and increased humidity at 86%. For more detailed insights, you can check Okinawa weather in June.

When comparing the weather in March and July, it’s clear that July offers significantly warmer temperatures, with a minimum of 26°C (78°F) and an average around 28°C (83°F), compared to March's milder average of 20°C (68°F) and a minimum of 14°C (57°F). Additionally, July experiences higher humidity levels at 86%, which can make the warmth feel more intense, while March has a slightly lower humidity at 76%. Precipitation is also more prominent in July, with around 192 mm (7.6 in) over 13 days, compared to March's 107 mm (4.2 in) over 11 days. For more detailed insights into the weather conditions you can expect in July, check out Okinawa weather in July.

March and August in Okinawa present distinct weather profiles. In March, temperatures range from a comfortable minimum of 14°C (57°F) to a pleasant maximum of 24°C (76°F), with an average of 20°C (68°F). The humidity sits at a moderate 76%, and the month experiences about 107 mm (4.2 in) of precipitation over 11 days. In contrast, August brings warmer temperatures, with a minimum of 26°C (78°F) and a maximum of 30°C (87°F), averaging around 28°C (83°F). The humidity increases slightly to 82%, and rainfall amounts are significantly higher, reaching 205 mm (8.1 in) over 17 days. For more detailed information, check out Okinawa weather in August.

March and September in Okinawa display marked contrasts in weather conditions. In March, the temperatures are milder, ranging from a minimum of 14°C (57°F) to a maximum of 24°C (76°F), with an average of 20°C (68°F). The month receives about 107 mm (4.2 in) of precipitation over approximately 11 days, accompanied by a humidity level of 76%. In comparison, September experiences much warmer temperatures, with a minimum of 24°C (75°F) and a maximum reaching 30°C (87°F), averaging at 28°C (82°F). The rainfall significantly increases, totaling 253 mm (10.0 in) and occurring over 19 days, with humidity rising to 82%. For more detailed information, refer to Okinawa weather in September.

In March, the weather is generally milder with minimum temperatures around 14°C (57°F) and average highs of 24°C (76°F), while October experiences warmer conditions, with minimums of 21°C (71°F) and maximums reaching up to 29°C (84°F). Although March receives less rainfall, averaging 107 mm (4.2 in) over 11 days, October sees an increase in precipitation to 160 mm (6.3 in) spread over 13 days. Humidity levels are also slightly higher in October at 80%, compared to March's 76%. For a more detailed look at October weather in Okinawa, visit Okinawa weather in October.

In March, temperatures start to rise, with a minimum of 14°C (57°F) and an average of 20°C (68°F), peaking at 24°C (76°F). The month sees significant rainfall, totaling 107 mm (4.2 in) over about 11 days, with humidity levels at 76%. In contrast, November experiences slightly warmer temperatures, with a minimum of 19°C (67°F) and an average of 23°C (74°F), reaching a maximum of 27°C (80°F). Rainfall is marginally less at 103 mm (4.1 in) over the same number of rainy days, and humidity increases to 79%. For more details, visit Okinawa weather in November.

March and December in Okinawa exhibit relatively similar temperatures, with average highs around 20°C (68°F) and 25°C (78°F) respectively. However, December tends to be wetter, receiving approximately 188 mm (7.4 in) of rainfall over 16 days compared to March's 107 mm (4.2 in) over 11 days. The humidity levels are also slightly lower in December at 75%, compared to March's 76%. For more detailed weather patterns, you can check Okinawa weather in December.

Compare Okinawa's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Okinawa

As spring unfolds in March, Okinawa experiences a delightful shift in weather, with temperatures starting to warm up and an inviting average of 20°C (68°F). Compared to the chillier winter months, the mild conditions encourage outdoor adventures. However, travelers should be prepared for occasional rainfall, with approximately 11 days of precipitation adding a refreshing sparkle to the island's vibrant landscapes. The humidity remains moderate at 76%, making the warm days feel pleasant. This transitional month sets the perfect stage for exploring the natural beauty of Okinawa. For a deeper dive into Okinawa's weather patterns throughout the year, be sure to check out Okinawa Climate.