30YearWeather
Okinawa City in September
Okinawa City weather in September - Japan
☀️Hot & Sunny

Okinawa City Weather in September

Plan your September trip to Okinawa City, Japan. Based on 30 years of NASA data, expect temperatures of 29°C (high) to 26°C (low), with 39% rain probability and 8 hours of daily sunshine. The Coastal Waters averages 30°C in September. Pack rain gear for around 30 rainy days.

Avg High
29°C

Hottest around day 1

Avg Low
26°C

Coolest around day 22

Rainy Days
30days

39% avg rain chance

Sunshine
8hrs/day

Autumn season

Sea Temperature in September

Coastal Waters(Ocean)

30.4°C

Monthly Average

Water Feel
🌴Tropical

Perfect for swimming and water sports

Swim Rating
✅Excellent for swimming

Based on average sea surface temperature

Body of Water
Coastal Waters

Ocean

Okinawa City coastline

Okinawa City September Weather Calendar

Click any day to see detailed weather information

Day 1
rain
Rainy
29°C43%
Day 2
rain
Rainy
29°C45%
Day 3
rain
Rainy
29°C49%
Day 4
rain
Rainy
29°C45%
Day 5
rain
Rainy
29°C42%
Day 6
rain
Rainy
29°C43%
Day 7
rain
Rainy
29°C45%
Day 8
rain
Rainy
29°C44%
Day 9
rain
Rainy
29°C46%
Day 10
rain
Rainy
29°C44%
Day 11
rain
Rainy
29°C42%
Day 12
rain
Rainy
29°C41%
Day 13
rain
Rainy
29°C41%
Day 14
cloudy
Cloudy
29°C38%
Day 15
cloudy
Cloudy
29°C37%
Day 16
cloudy
Cloudy
29°C37%
Day 17
cloudy
Cloudy
29°C33%
Day 18
cloudy
Cloudy
29°C32%
Day 19
cloudy
Cloudy
29°C33%
Day 20
cloudy
Cloudy
28°C33%
Day 21
cloudy
Cloudy
28°C35%
Day 22
cloudy
Cloudy
28°C36%
Day 23
cloudy
Cloudy
28°C33%
Day 24
cloudy
Cloudy
28°C35%
Day 25
cloudy
Cloudy
28°C33%
Day 26
cloudy
Cloudy
28°C37%
Day 27
cloudy
Cloudy
28°C40%
Day 28
cloudy
Cloudy
28°C40%
Day 29
cloudy
Cloudy
28°C37%
Day 30
cloudy
Cloudy
28°C34%

Essential Travel Info for Okinawa City

🗓️ Best Time to Visit📖 Travel Guide🍴 Food Guide

Currency

JPY

¥ Japanese yen

Language

Japanese

Driving

Left side

Safety

Very High Safety

GPI: 1.336

Travel Intelligence

Exclusive flight analytics & health data for Okinawa City

Smart Flight Estimator

Airport-to-Airport Logistics

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Add your home location in settings to see airport details.

Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Moderate
49/ 100
Traffic Index

Balanced traffic

Peak Daily Arrivals

0

slots per day

Peak

Feb

Low

Jul

Monthly Traffic Distribution

180
Jan
187
Feb
183
Mar
160
Apr
161
May
143
Jun
117
Jul
161
Aug
161
Sep
161
Oct
161
Nov
161
Dec
Traffic Level
Low Season

Key Connections

Tokyo (HND)
Fukuoka (FUK)
Tokoname Chubu Centrair (NGO)
Taipei Taiwan Taoyuan (TPE)
Ishigaki (ISG)

Health & Safety Advisory

CDC travel health recommendations

8 Recommendations
COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis A

Consider hepatitis A vaccination for most travelers. It is recommended for travelers who will be doing higher risk activities, such as visiting smaller cities, villages, or rural areas where a traveler might get infected through food or water. It is recommended for travelers who plan on eating street food.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Japan. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Japan.

Japanese Encephalitis

Recommended for travelers whoAre moving to an area with Japanese encephalitis to liveSpend long periods of time, such as a month or more, in areas with Japanese encephalitisFrequently travel to areas with Japanese encephalitisConsider vaccination for travelersSpending less than a month in areas with Japanese encephalitis but will be doing activities that increase risk of infection, such as visiting rural areas, hiking or camping, or staying in places without air conditioning, screens, or bed netsGoing to areas with Japanese encephalitis who are uncertain of their activities or how long they will be thereNot recommended for travelers planning short-term travel to urban areas or travel to areas with no clear Japanese encephalitis season.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Japan.If rabies exposures occur while in Japan, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

+2 more

Source: CDC Travelers' Health

View Complete Health Guide

Is September a Good Time to Visit Okinawa City?

👌Decent conditions for most activities
Short Answer

Storm season alert for Okinawa City in September: beyond the 29°C, 39% rain averages, hurricane risk requires travel insurance and schedule flexibility.

Decision Factors

Typhoon season active

Western Pacific zone - expect potential typhoon activity

Oppressive heat and humidity

28.7°C with 80% humidity - challenging conditions

Vaccinations required

Yellow Fever

Feels significantly hotter than 28.7°C

Heat index: 34°C due to 80% humidity

Warm tropical seas

30.4°C sea temperature - Hot Soup

Seismically active region

22 earthquakes recorded in this month (30-year data)

Good For

  • 🏛️
    Cultural tourists

    Comfortable conditions for exploring museums and sites

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

Who Should Avoid

  • 💰
    Budget travelers

    Peak season means premium prices everywhere

  • 👴
    Elderly travelers

    80% humidity creates difficult conditions

  • 💼
    Business travelers

    Storm season may cause flight disruptions

  • 🌡️
    Heat-sensitive visitors

    34°C feels-like temperature creates discomfort

Related Guides

Best Time to VisitWhen to AvoidOkinawa City Overview
900 observations30-year historical data
Confidence: 99%

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Okinawa City in September averages 29°C with 39% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Okinawa City in September

What are the temperatures in Okinawa City in September?

Daytime highs average 29°C, nights drop to 26°C. Temperatures remain fairly consistent.

How many rainy days in Okinawa City in September?

Expect around 30 days with measurable rainfall. An umbrella is advisable.

What to wear in Okinawa City in September?

Light, breathable fabrics. Don't forget sunglasses and a hat.

Is September peak season in Okinawa City?

This is shoulder season—moderate prices and manageable crowds.