Constanza
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Constanza Weather in September

Constanza in September sees high temperatures, with highs around 26°C (79°F) and overnight lows of 17°C (63°F). Rainfall is fairly high at around 200 mm (7.9 in) on average, so pack waterproofs just in case.

Rainfall in Constanza in September

Typically around 17 days of rainfall are expected, averaging 200 mm (7.9 in) for the month. 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 Constanza in September

September in Constanza sees highs of 26°C (79°F) and lows of 17°C (63°F) overnight. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 17°C (63°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Constanza in September

With approximately 211 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Constanza. Our weather planner can help you explore destinations with more pleasant weather conditions.

Constanza Temperature in September

Min Temperature
17°C (63°F)
Max Temperature
26°C (79°F)
Chance of Rain
57%
Precipitation
200 mm (7.9 in)
Rainy days
17 days
Humidity
70% *
Sunshine
211 hours *
Percentage Sunshine
*
* Data from: La Vega, the Dominican Republic (41 KM, 25 Miles).

Constanza Weather by Month

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

Daily Historical Temperatures

45-year average (1976-2025)

Based on our historical records, temperatures in Constanza typically stay consistent throughout September, with daily highs averaging around 26°C (79°F). Nights are warm, with lows around 23°C (73°F).

Average temperatures in September

Daily Historical Precipitation

45-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

Historical weather records for Constanza in September

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

Constanza historical weather extremes in September

Our historical data for Constanza spans 2014 to 2025, revealing these weather extremes.

  • The warmest day in September was on September 2, 2025, with a maximum of 37°C (99°F).
  • Constanza experienced its chilliest September day on September 19, 2022, reaching only 24°C (75°F).
  • The lowest overnight temperature recorded in September was 16°C (61°F) (September 25, 2025).
  • The wettest September day on record brought 95 mm (3.7 in) of precipitation to Constanza (September 21, 2017).

Best Places in the Dominican Republic in September

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

Warm but pleasant conditions in Constanza 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Constanza 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

Constanza 3-Day Forecast

More climate data for Constanza

Popular in September

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

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.