Santa Cruz Weather in September
September in Santa Cruz averages 29°C (84°F) during the day and 25°C (77°F) at night. September is part of the rainy season, with around 291 mm (11 in) of rainfall and frequent showers.
Rainfall in Santa Cruz in September
As part of the rainy season, Santa Cruz sees around 23 days of rain in September, with an average of 291 mm (11 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.
Temperature in Santa Cruz in September
September in Santa Cruz sees highs of 29°C (84°F) and lows of 25°C (77°F) overnight. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 25°C (77°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.
Sunshine in Santa Cruz in September
The city usually sees around 150 hours of sunlight, indicating a moderately sunny period (despite it being part of rainy season).September in Santa Cruz can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Nicaragua, check out our Santa Cruz's climate page.
Santa Cruz Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
29°C (84°F)
Chance of Rain
78%
Precipitation
291 mm (11 in)
Rainy days
23 days
Sunshine
150 hours *
Percentage Sunshine
*
Daily Historical Temperatures
33-year average (1983-2025)
Based on our historical records, temperatures in Santa Cruz typically stay consistent throughout September, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in September
Historical weather for Santa Cruz in September
Browse day-by-day weather records for Santa Cruz spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Santa Cruz historical weather extremes in September
Based on 21 years of weather observations in Santa Cruz between 2004 and 2025, these are the recorded extremes.
- The warmest day in September was on September 18, 2019, with a maximum of 34°C (93°F).
- Santa Cruz experienced its chilliest September day on September 26, 2010, reaching only 26°C (79°F).
- The lowest overnight temperature recorded in September was 21°C (70°F) (September 12, 2009).
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
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tolerable
unpleasant
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What to Wear in Santa Cruz in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Santa Cruz in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Nicaragua, check out our Santa Cruz's climate page.
See the full Santa Cruz climate overview or explore weather in Nicaragua.
