Isletas de Granada
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Isletas de Granada Weather in September

September in Isletas de Granada brings very high temperatures around 31°C (88°F) during the day, dropping to 24°C (75°F) at night, with quite a bit of rainfall expected, averaging around 212 mm (8.3 in) for the month.

Rainfall in Isletas de Granada in September

Historically, September sees about 23 days of rain, with a monthly average of 212 mm (8.3 in). Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Isletas de Granada in September

In September, Isletas de Granada gets very high temperatures, with highs of 31°C (88°F). Nights cool to around 24°C (75°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights are warm at 24°C (75°F). It's worth making sure your accommodation has decent ventilation or air conditioning.

Sunshine in Isletas de Granada in September

The days are predominantly sunny, with an estimated total of around 212 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Isletas de Granada. Our weather planner can help you explore destinations with more pleasant weather conditions.

Isletas de Granada Temperature in September

Min Temperature
24°C (75°F)
Max Temperature
31°C (88°F)
Chance of Rain
78%
Precipitation
212 mm (8.3 in)
Rainy days
23 days
Humidity
82% *
Sunshine
212 hours *
Percentage Sunshine
*
* Data from: Managua, Nicaragua (45 KM, 28 Miles).

Isletas de Granada Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Isletas de Granada - and find the best time to visit.

Daily Historical Temperatures

33-year average (1983-2025)

Based on our historical records, temperatures in Isletas de Granada typically stay consistent throughout September, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 24°C (75°F).

Average temperatures in September

Historical weather records for Isletas de Granada in September

Browse day-by-day weather records for Isletas de Granada spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Isletas de Granada historical weather extremes in September

Our historical data for Isletas de Granada spans 1996 to 2026, revealing these weather extremes.

  • On September 4, 2026, temperatures climbed to 37°C (99°F), marking the warmest September day on record.
  • Isletas de Granada experienced its chilliest September day on September 27, 1999, reaching only 26°C (79°F).
  • Isletas de Granada registered its coldest September night on September 21, 1996, with temperatures dropping to 22°C (72°F).

Best Places in Nicaragua in September

Find out more about the weather in Nicaragua and which places have the best travel conditions in this month. See all of Nicaragua in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Isletas de Granada in September

Warm but pleasant conditions in Isletas de Granada in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Isletas de Granada in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    8/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Isletas de Granada 3-Day Forecast

More climate data for Isletas de Granada

Popular in September

Where to go in September - average daytime high across popular destinations.

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