Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
Weather Guide
El Rosario (Sinaloa), Mexico Average Monthly Weather
Weather score74Very good annual avg
Best months: May, November, April
Across the year, average daytime temperatures are around 28°C, sunshine averages 7.4h per day, and rainfall totals about 903mm. Sea temperatures average 27°C across the year.
Annual weather
Annual averages
Temp
28°C
Rain
903mm
Annual total
Sun
7.4h
Sea
27°C
Weather score
74
Very good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 242mm, so showers are a real planning factor.
Some sun
Sunshine averages 7h per day, enough for a balanced month.
Warm sea
Sea temperatures average 30°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare El Rosario (Sinaloa), Mexico with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August31°C average high
August is one of El Rosario (Sinaloa)'s warmest months, with daytime heat above the yearly average.
Warmest monthsJune to October
This stretch sets the upper range for average daytime heat.
Rain
August242mm average rain
August is one of El Rosario (Sinaloa)'s wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to June and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August7 hours average sun
August is below El Rosario (Sinaloa)'s yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsApril to May
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August30°C average sea
August is one of El Rosario (Sinaloa)'s warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to October
Sea temperatures are usually near 30°C in this stretch, so swimming comfort is at its strongest.
Weather score
August57 weather score
August is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsApril to May and November
These months have the strongest weather score in the monthly averages.
Hotels near El Rosario (Sinaloa), Mexico
Marriott
City Express by Marriott MazatlánMazatlan, Sinaloa, Mexico
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