San Juan del Sur
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San Juan del Sur Weather in May

San Juan del Sur in May averages 31°C (88°F) during the day and 26°C (79°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in San Juan del Sur in May

Analyzing past climate data, one can expect approximately 17 days of rain, averaging 176 mm (6.9 in). Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in San Juan del Sur in May

If you're visiting San Juan del Sur in May, expect highs of 31°C (88°F) and overnight lows around 26°C (79°F). Mornings and evenings are often more comfortable than the peak afternoon hours. With lows around 26°C (79°F), the nights are warm enough that a sheet is usually all you need for bedding.

Sunshine in San Juan del Sur in May

The month enjoys around 190 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in San Juan del Sur in May

Average wind conditions reach 2 m/s (4 knots) in May. This creates comfortable weather with light winds that gently move vegetation. Keep in mind this is an average. Daily conditions range from near-calm to more noticeable wind.

If you prefer enjoying temperate temperatures and rain-free days, January, February, November and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

San Juan del Sur Temperature in May

Min Temperature
26°C (79°F)
Max Temperature
31°C (88°F)
Chance of Rain
57%
Precipitation
176 mm (6.9 in)
Rainy days
17 days
Windspeed
2 m/s (4 knots)
Sunshine
190 hours
Percentage Sunshine

San Juan del Sur Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in San Juan del Sur - and find the best time to visit.

Historical weather records for San Juan del Sur in May

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

San Juan del Sur historical weather extremes in May

Our historical data for San Juan del Sur spans 2006 to 2026, revealing these weather extremes.

  • The warmest day in May was on May 9, 2026, with a maximum of 37°C (99°F).
  • The lowest daytime temperature in May was 25°C (77°F), recorded on May 29, 2008.
  • Nighttime temperatures dropped to 19°C (66°F) on May 21, 2025, marking the coldest May night on record.

Best Places in Nicaragua in May

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

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 San Juan del Sur in May

Warm but pleasant conditions in San Juan del Sur in May. 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. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in San Juan del Sur in May

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

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

San Juan del Sur 3-Day Forecast

More climate data for San Juan del Sur

Popular in May

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

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