Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
Weather Guide
San Juan del Sur, Nicaragua Average Monthly Weather
Weather score66Good annual avg
Best months: February, January, April
Across the year, average daytime temperatures are around 31°C, sunshine averages 6.6h per day, and rainfall totals about 1696mm. Sea temperatures average 28°C across the year.
Annual weather
Annual averages
Temp
31°C
Rain
1696mm
Annual total
Sun
6.6h
Sea
28°C
Weather score
66
Good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 203mm, so showers are a real planning factor.
Some sun
Sunshine averages 5.5h per day, enough for a balanced month.
Warm sea
Sea temperatures average 29°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare San Juan del Sur, Nicaragua with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August31°C average high
August is close to San Juan del Sur's usual daytime heat, with little temperature swing across the year.
Warmest monthsAll year
Daytime heat stays consistently warm through the year.
Rain
August203mm average rain
August sits near San Juan del Sur's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to April and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August5.5 hours average sun
August is one of San Juan del Sur's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJanuary to April
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August29°C average sea
August is one of San Juan del Sur's warmest sea months, when swimming comfort is usually strongest.
Warmest seaMay to October
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
Weather score
August57 weather score
August scores below San Juan del Sur's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJanuary to April and December
These months have the strongest weather score in the monthly averages.
