AI-generatedFortaleza at a glance
- Best time
- Jul – Dec
- Warmest month
- Sep · 30°
- Warmest sea
- Apr · 28.9°
- Sunshine a year
- 2,850 h
- Rain a year
- 998 mm
- Climate
- Tropical
- Time zone
- UTC−3
- Elevation
- 18 m
Climate in Fortaleza
Fortaleza has a tropical climate: it is warm all year round, and the seasons differ mainly in how much rain falls. September is the warmest month with average highs of 30 °C, while April is the coolest at 29 °C. With around 2,850 hours of sunshine a year, Fortaleza is sunny; September is the sunniest month with 9.6 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Good
Best time to visit: July – December
Good forBeach & swimming
A typical day in October
- Morning, 08:00: about 28°
- Midday, 13:00: about 30°
- Afternoon, 16:00: about 30°
- Evening, 20:00: about 27°
- Night, 23:00: about 26°
05:1417:25
Warm enough for a T-shirt in the evening.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 05:01–05:42 · evening 16:58–17:38
- Blue hour
- Morning 04:53–05:01 · evening 17:38–17:46
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Fortaleza in October?
In October, Fortaleza is hot: daytime highs average 30 °C, and even at night it stays warm at around 25 °C. The sea averages 27.0 °C – lovely and warm for swimming. With around 10 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 23 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is a good month for a holiday in Fortaleza.
More details for October
- Daylight
- 12 h 11 min05:14 – 17:25
- UV index
- 14 · extremeclear sky, noon (estimate)All months
- Muggy days
- 31 daysdew point 18 °C or moreAll months
- Wind
- 27 km/haverage daily peakAll months
- Cloud cover
- 33 %on averageAll months
- Hot days
- 23 days30 °C or moreAll months
- Time zone
- UTC−3America/Fortaleza
How the score comes together
- Temperatureweight 50 %58 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
Sea temperature in Fortaleza
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 26.7 – 27.4 °C
Swimming season: All year
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Fortaleza ranges from 26.7 °C in August to 28.9 °C in April. At 20 °C and more, the sea is warm enough for swimming all year round.
In April the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in April, eight out of ten years were between 28.4 and 29.5 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 28.2° | 27.8° | 28.6° | warm |
| FebruaryFeb | 28.4° | 27.9° | 28.9° | warm |
| MarchMar | 28.7° | 28.3° | 29.3° | warm |
| AprilApr | 28.9° | 28.4° | 29.5° | warm |
| MayMay | 28.7° | 28.2° | 29.1° | warm |
| JuneJun | 28.0° | 27.7° | 28.4° | warm |
| JulyJul | 27.2° | 26.8° | 27.5° | warm |
| AugustAug | 26.7° | 26.4° | 27.1° | warm |
| SeptemberSep | 26.7° | 26.5° | 26.9° | warm |
| OctoberOct | 27.0° | 26.7° | 27.4° | warm |
| NovemberNov | 27.5° | 27.3° | 27.9° | warm |
| DecemberDec | 27.9° | 27.6° | 28.3° | warm |
Sunshine hours in Fortaleza
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 9.5 of 12.2 hours of daylight in Fortaleza, 78 % of the day.
Sunshine hours: measured at the weather station 11 km away, averages 1991–2020 (WMO climate normals). Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Fortaleza
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 14 · extremeAvoid the midday sun; SPF 50+, covering clothes, hat and sunglasses.
The sun is strongest in March (UV 14).
Minutes until sunburn in October
- Very fair skin
- about 10 min
- Fair skin
- about 10 min
- Light brown skin
- about 15 min
- Olive skin
- about 20 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Fortaleza: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Fortaleza has about 2 rainy days with 5 mm of rain in total.
Wind and clouds in Fortaleza
How breezy and how cloudy Fortaleza is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Fortaleza typically peaks at 27 km/h during the day: Beaufort 4, moderate breeze.
Breezy months for windsurfing and kiting
From Beaufort 4 (20 km/h) the daily breeze is usually enough for windsurfing and often for kiting: May – Feb.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 33 % of the sky over Fortaleza: mostly sunny, with about 9.5 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Fortaleza
How often the day gets hot in Fortaleza (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Fortaleza has about 23 hot days, with an average daytime high of 30 °C: hot and muggy. Plan outdoor activities for the morning and evening, drink a lot and take breaks in the cool.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Fortaleza
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Hot 24° and more
- muggy month (10+ muggy days)
HotOctober: nights around 25°. Hot nights: air conditioning makes sleeping much easier. Muggy on about 31 days (dew point 18 °C or more).
The coolest nights are in July (24°), the warmest in December (25°). Nights stay tropical all year (20 °C and more), so a room with air conditioning or at least a fan pays off. It is muggy (dew point 18 °C or more) on about 364 days a year, mostly all year round.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 49 | 29° | 25° | 28.2° | 7.1 h | 19 | 98 |
| FebruaryFeb | 49 | 29° | 25° | 28.4° | 6.5 h | 20 | 151 |
| MarchMar | 48 | 29° | 25° | 28.7° | 5.6 h | 26 | 206 |
| AprilApr | 47 | 29° | 25° | 28.9° | 5.1 h | 26 | 245 |
| MayMay | 50 | 29° | 25° | 28.7° | 6.8 h | 20 | 133 |
| JuneJun | 62 | 29° | 24° | 28.0° | 7.3 h | 14 | 76 |
| JulyJul | 75 | 29° | 24° | 27.2° | 8.2 h | 8 | 36 |
| AugustAug | 80 | 30° | 24° | 26.7° | 9.3 h | 2 | 8 |
| SeptemberSep | 79 | 30° | 25° | 26.7° | 9.6 h | 1 | 4 |
| OctoberOct | 79 | 30° | 25° | 27.0° | 9.5 h | 2 | 5 |
| NovemberNov | 79 | 30° | 25° | 27.5° | 9.6 h | 3 | 8 |
| DecemberDec | 69 | 30° | 25° | 27.9° | 8.8 h | 9 | 29 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
3.72° S, 38.54° W · 18 m · America/Fortaleza
Best time to visit Fortaleza
The best time to visit Fortaleza is from July to December. For a beach holiday with the sea above 21 °C, go from July to December. Rain is most frequent from January to June; the wettest month is April with 245 mm.
Fortaleza through the seasons
How the weather changes over the seasons, with averages for each.
Fortaleza in the dry season
Jul – Dec
Good
- 29–30 °C by day
- Sea 27 °C
- 9 h of sun a day
- 25 rainy days in all
Fortaleza in the rainy season
Jan – Jun
Fair
- 29 °C by day
- Sea 29 °C
- 6 h of sun a day
- 125 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Fortaleza for you.
Your best months: August – October
Based on the climate averages; tap a month to see its details.
Compare two months in Fortaleza
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
October and August bring similar holiday weather to Fortaleza (score 79 and 80). Daytime highs are about the same. The sea is about as warm in both months.
| Month | October | August |
|---|---|---|
| Weather score | 79 | 80 |
| Day high | 30° | 30° |
| Night low | 25° | 24° |
| Sea | 27.0° | 26.7° |
| Sunshine | 9.5 h | 9.3 h |
| Rainy days | 2 | 2 |
| Rainfall | 5 mm | 8 mm |
| Muggy days | 31 | 30better |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
Jul – Dec
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
No month
15–28 °C and not too much rain
Rainy months
Jan – Jun
12 or more rainy days
Fortaleza month by month
The typical weather for every month at a glance.
49January29° · Sea 28° · 7 h
In January, Fortaleza is hot: daytime highs average 29 °C, and even at night it stays warm at around 25 °C. The sea averages 28.2 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. It is the rainy season: rain falls on about 19 days, totalling 98 mm. On about 11 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, January is a so-so month for a holiday in Fortaleza.
Fortaleza in January49February29° · Sea 28° · 7 h
In February, Fortaleza is hot: daytime highs average 29 °C, and even at night it stays warm at around 25 °C. The sea averages 28.4 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. It is the rainy season: rain falls on about 20 days, totalling 151 mm. On about 6 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, February is a so-so month for a holiday in Fortaleza.
Fortaleza in February48March29° · Sea 29° · 6 h
In March, Fortaleza is hot: daytime highs average 29 °C, and even at night it stays warm at around 25 °C. The sea averages 28.7 °C – lovely and warm for swimming. Expect around 6 hours of sunshine a day. It is the rainy season: rain falls on about 26 days, totalling 206 mm. The air is often humid and muggy. All in all, March is a so-so month for a holiday in Fortaleza.
Fortaleza in March47April29° · Sea 29° · 5 h
In April, Fortaleza is hot: daytime highs average 29 °C, and even at night it stays warm at around 25 °C. The sea averages 28.9 °C – lovely and warm for swimming. Expect around 5 hours of sunshine a day. It is the rainy season: rain falls on about 26 days, totalling 245 mm. The air is often humid and muggy. All in all, April is a so-so month for a holiday in Fortaleza.
Fortaleza in April50May29° · Sea 29° · 7 h
In May, Fortaleza is hot: daytime highs average 29 °C, and even at night it stays warm at around 25 °C. The sea averages 28.7 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. It is the rainy season: rain falls on about 20 days, totalling 133 mm. The air is often humid and muggy. All in all, May is a so-so month for a holiday in Fortaleza.
Fortaleza in May62June29° · Sea 28° · 7 h
In June, Fortaleza is hot: daytime highs average 29 °C, and even at night it stays warm at around 24 °C. The sea averages 28.0 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. Rain is frequent, with about 14 rainy days and 76 mm in total. The air is often humid and muggy. All in all, June is a good month for a holiday in Fortaleza.
Fortaleza in June75July29° · Sea 27° · 8 h
In July, Fortaleza is hot: daytime highs average 29 °C, and even at night it stays warm at around 24 °C. The sea averages 27.2 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. Rain falls on about 8 days, adding up to 36 mm. On about 10 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is a good month for a holiday in Fortaleza.
Fortaleza in July80August30° · Sea 27° · 9 h
In August, Fortaleza is hot: daytime highs average 30 °C, and even at night it stays warm at around 24 °C. The sea averages 26.7 °C – lovely and warm for swimming. With around 9 hours of sunshine a day, there is plenty of sun. Rain is rare: about 2 days bring 8 mm in total. On about 20 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is an excellent month for a holiday in Fortaleza.
Fortaleza in August79September30° · Sea 27° · 10 h
In September, Fortaleza is hot: daytime highs average 30 °C, and even at night it stays warm at around 25 °C. The sea averages 26.7 °C – lovely and warm for swimming. With around 10 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 21 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, September is a good month for a holiday in Fortaleza.
Fortaleza in September79October30° · Sea 27° · 10 h
In October, Fortaleza is hot: daytime highs average 30 °C, and even at night it stays warm at around 25 °C. The sea averages 27.0 °C – lovely and warm for swimming. With around 10 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 23 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is a good month for a holiday in Fortaleza.
Fortaleza in October79November30° · Sea 28° · 10 h
In November, Fortaleza is hot: daytime highs average 30 °C, and even at night it stays warm at around 25 °C. The sea averages 27.5 °C – lovely and warm for swimming. With around 10 hours of sunshine a day, there is plenty of sun. Rain is rare: about 3 days bring 8 mm in total. On about 22 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, November is a good month for a holiday in Fortaleza.
Fortaleza in November69December30° · Sea 28° · 9 h
In December, Fortaleza is hot: daytime highs average 30 °C, and even at night it stays warm at around 25 °C. The sea averages 27.9 °C – lovely and warm for swimming. The sun shines for around 9 hours a day. Rain is frequent, with about 9 rainy days and 29 mm in total. On about 18 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, December is a good month for a holiday in Fortaleza.
Fortaleza in DecemberFortaleza compared
Put Fortaleza side by side with another destination.
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Fortaleza vs. Natal
In October Fortaleza has the better holiday weather (score 79 vs. 73). During the day Natal is 1 °C cooler than Fortaleza. The sea is about equally warm.
| in October | Fortaleza | Natal |
|---|---|---|
| Holiday score | 79 | 73 |
| Daytime high | 30° | 29° |
| Sea | 27° | 27° |
| Sunshine | 10 h | 10 h |
| Rainy days | 2 | 11 |
| Best time | Jul – Dec | Aug – Feb |
Through the year
Brazil in October: the best places
In October, Fortaleza ranks 2 of 19 destinations in this country.
- Natal29°27°90
- 2FortalezaThis page30°27°79
- 3Salvador27°26°78
- 4João Pessoa29°27°75
- 5Belo Horizonte27°75
- 6Rio de Janeiro28°22°71
- 7Ipanema District28°22°71
- 8Porto Alegre24°20°71
Planning a trip to Fortaleza
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Fortaleza in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Fortaleza has its best school-holiday weather during October half-term (score 79) and its weakest during the Easter holidays (score 47).
- 47
Easter holidays
Mar – Apr
Fair
- 29 °C by day
- Sea 29 °C
- 5.2 h of sun a day
- 26 rainy days a month
Keep in mind: Frequent rain
- 52
May half-term
May – Jun
Fair
- 29 °C by day
- Sea 29 °C
- 6.9 h of sun a day
- 19 rainy days a month
Keep in mind: Frequent rain
- 78
Summer holidays
Jul – Aug
Good
- 30 °C by day
- Sea 27 °C
- 8.9 h of sun a day
- 4 rainy days a month
Good for: Beach & swimming
- 79
October half-term
Oct
GoodBest holidays
- 30 °C by day
- Sea 27 °C
- 9.5 h of sun a day
- 2 rainy days a month
Good for: Beach & swimming
- 59
Christmas holidays
Dec – Jan
Fair
- 30 °C by day
- Sea 28 °C
- 8.0 h of sun a day
- 14 rainy days a month
Keep in mind: Frequent rain
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 9 h 5 min
- Distance
- 7,120 km
- Time zone
- UTC−3
- Jet lag
- About 3 days (4 h west)
Rule of thumb for flying west: for a few days before, stay up a little later, and get afternoon and evening light at your destination.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Frequently asked questions about Fortaleza
When is the best time to visit Fortaleza?
The best time to visit Fortaleza is from July to December. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Fortaleza?
The sea temperature in Fortaleza ranges from 26.7 °C in August to 28.9 °C in April. At 20 °C and more, the sea is warm enough for swimming all year round.
Can you swim in Fortaleza in October?
Yes. In October the sea averages 27.0 °C – lovely and warm for swimming.
What is the warmest month in Fortaleza?
September is the warmest month, with average highs of 30 °C and nights around 25 °C. April is the coolest month at 29 °C.
When does it rain most in Fortaleza?
Rain is most frequent from January to June; the wettest month is April with 245 mm. The driest month is September with 4 mm.
How many hours of sunshine does Fortaleza get?
Fortaleza gets around 2,850 hours of sunshine a year. The sunniest month is September with 9.6 hours a day; in April there are 5.1 hours a day.
What time zone is Fortaleza in?
Fortaleza uses the time zone America/Fortaleza, at UTC−3 all year.
How long is the flight from London to Fortaleza?
A nonstop flight from London to Fortaleza takes about 9 h 5 min, for a straight-line distance of about 7,120 km.
Which school holidays are best for Fortaleza?
Fortaleza has its best school-holiday weather during October half-term (score 79) and its weakest during the Easter holidays (score 47). Holiday ratings (0–100): Easter holidays 47, May half-term 52, Summer holidays 78, October half-term 79, Christmas holidays 59.
Near Fortaleza
Other destinations close by.
Places with a climate like Fortaleza
Destinations whose weather through the year is closest to Fortaleza's – good alternatives.