30YearWeather
Lagos in September
Lagos weather in September - Portugal
😊Warm & Pleasant

Lagos Weather in September

Plan your September trip to Lagos, Portugal. Based on 30 years of NASA data, expect temperatures of 26°C (high) to 18°C (low), with 6% rain probability and 8 hours of daily sunshine. The Coastal Waters averages 17°C in September. Great conditions with only 0 rainy days expected.

Avg High
26°C

Hottest around day 1

Avg Low
18°C

Coolest around day 24

Rainy Days
0days

6% avg rain chance

Sunshine
8hrs/day

Autumn season

Sea Temperature in September

Coastal Waters(Ocean)

17.2°C

Monthly Average

Water Feel
💧Refreshing

Consider a wetsuit for extended swimming

Swim Rating
🏄Cool, wetsuits recommended

Based on average sea surface temperature

Body of Water
Coastal Waters

Ocean

Lagos coastline

Lagos September Weather Calendar

Click any day to see detailed weather information

Day 1
clear-day
Sunny
28°C1%
Day 2
clear-day
Sunny
28°C2%
Day 3
clear-day
Sunny
28°C2%
Day 4
clear-day
Sunny
28°C2%
Day 5
clear-day
Sunny
27°C4%
Day 6
clear-day
Sunny
27°C4%
Day 7
clear-day
Sunny
27°C2%
Day 8
clear-day
Sunny
27°C3%
Day 9
clear-day
Sunny
27°C3%
Day 10
clear-day
Sunny
27°C3%
Day 11
clear-day
Sunny
27°C5%
Day 12
clear-day
Sunny
27°C8%
Day 13
clear-day
Sunny
27°C8%
Day 14
clear-day
Sunny
27°C10%
Day 15
clear-day
Sunny
27°C9%
Day 16
clear-day
Sunny
26°C10%
Day 17
clear-day
Sunny
26°C9%
Day 18
clear-day
Sunny
26°C9%
Day 19
clear-day
Sunny
26°C11%
Day 20
clear-day
Sunny
26°C10%
Day 21
clear-day
Sunny
26°C9%
Day 22
clear-day
Sunny
26°C7%
Day 23
partly-cloudy-day
Nice
25°C7%
Day 24
clear-day
Sunny
26°C3%
Day 25
clear-day
Sunny
26°C4%
Day 26
clear-day
Sunny
26°C4%
Day 27
clear-day
Sunny
26°C6%
Day 28
clear-day
Sunny
26°C7%
Day 29
clear-day
Sunny
26°C8%
Day 30
clear-day
Sunny
26°C8%

Essential Travel Info for Lagos

🗓️ Best Time to Visit📖 Travel Guide🍴 Food Guide

Currency

EUR

€ Euro

Language

Portuguese

Driving

Right side

Safety

Very High Safety

GPI: 1.301

Travel Intelligence

Exclusive flight analytics & health data for Lagos

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
44/ 100
Traffic Index

Balanced traffic

Peak Daily Arrivals

0

slots per day

Peak

Jul

Low

Jan

Monthly Traffic Distribution

28
Jan
56
Feb
62
Mar
110
Apr
118
May
130
Jun
139
Jul
138
Aug
127
Sep
123
Oct
71
Nov
38
Dec
Traffic Level
Low Season

Key Connections

London Gatwick (LGW)
Dublin (DUB)
Lisbon Portela (LIS)
London Stansted (STN)
Porto Francisco de Sá Carneiro (OPO)

Health & Safety Advisory

CDC travel health recommendations

6 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 Portugal. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Portugal.

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 Portugal.If rabies exposures occur while in Portugal, 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.

Yellow Fever

CDC recommendations:Vaccine isnotrecommended.Country entry requirements:Vaccine isnotrequired.Updated April 23, 2025

Source: CDC Travelers' Health

View Complete Health Guide

Is September a Good Time to Visit Lagos?

👍Recommended for planning your trip
Short Answer

September is Lagos's peak season for good reason: 27°C temperatures and 6% rain probability. But expect crowds (91% of annual maximum) and premium prices.

Decision Factors

Vaccinations required

Yellow Fever

Peak tourist season

91% of annual peak - expect crowds and peak prices

Excellent dry conditions

Only 6% rain probability - ideal for outdoor activities

Health precautions needed

Be aware of: Leptospirosis, Leishmaniasis, Zika

Plenty of sunshine

10.8h of sunshine daily

Good For

  • 👨‍👩‍👧‍👦
    Families with children

    Comfortable 26.5°C temperatures and low 6% rain risk

  • 🥾
    Outdoor enthusiasts

    Ideal hiking conditions: 26.5°C, 6% rain chance

  • 📸
    Photographers

    10.8h sunshine, 67% clear skies for golden hour shots

  • 🏛️
    Cultural tourists

    Comfortable conditions for exploring museums and sites

  • 💑
    Honeymoon couples

    Wedding score 100/100 with romantic weather conditions

Who Should Avoid

  • 🏖️
    Beach lovers

    Sea temperature only 17.2°C - too cold for comfortable swimming

  • 💰
    Budget travelers

    Peak season means premium prices everywhere

Related Guides

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

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Lagos in September averages 26°C with 6% precipitation probability."

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

Frequently Asked Questions: Lagos in September

What are the temperatures in Lagos in September?

Daytime highs average 26°C, nights drop to 18°C. Temperatures remain fairly consistent.

How many rainy days in Lagos in September?

Expect around 0 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Lagos in September?

Comfortable casual wear with a light jacket for evenings.

Is September peak season in Lagos?

This is typically peak season with higher prices. Book 2-3 months ahead.