Álamos Monthly Rainfall & Precipitation
This page shows both the average monthly rainfall and the number of rainy days in Álamos, Sonora, Mexico. This average is based on long-term data collected between 1990 and 2020. Let's now guide you through the details for a complete overview.
Generally, Álamos receives mid-range precipitation levels, with 683 mm (27 in) annually. The distribution varies significantly throughout the year, with a distinct dry season during certain months, as shown in our charts below.
Monthly Rainfall & Rainy Days
Monthly Precipitation Levels
The average number of days each month with precipitation (> 0.2 mm (0.01 in))
Álamos can be quite wet during August, receiving approximately 174 mm (6.9 in) of precipitation over 13 rainy days.
In contrast April, experiences much drier conditions, with 3.9 mm (0.2 in) of rainfall, spread across a single rainy day.
August, the wettest month, has a maximum daytime temperature of 35°C (95°F). During the driest month April you can expect a temperature of 34°C (93°F). For more detailed insights into the city's temperatures, visit our Álamos Temperature page.
Explore Álamos's Historical Precipitation: 1976-2026
Browse day-by-day precipitation records for Álamos spanning 51 years. Select any month and year to see actual rainfall and snowfall recorded on each day.
Annual Rainfall in Mexico: City Comparison
The map below shows the annual precipitation across Mexico. You can also select the different months in case you are interested in a specific month.
Álamos vs World: Rainfall Compared
Álamos's average annual precipitation is 683 mm (27 in). Let's compare this to some popular worldwide tourist destinations:
Boston, USA, experiences 1238 mm (49 in) of annual precipitation, including significant snowfall during the winter.
Osaka, Japan, experiences 1507 mm (59 in) of rainfall annually, spread across the year with wetter summers.
In Tokyo, Japan, the average annual precipitation is 1528 mm (60 in), with significant summer rains due to typhoon season.
Kuala Lumpur, Malaysia, receives 2529 mm (100 in) of annual rainfall, characteristic of its equatorial tropical rainforest climate, with consistent rainfall throughout the year and peak months during March and November.
Precipitation amounts are measured using specific gauges installed at weather stations, collecting both rain and snow and any other type of precipitation. Rainfall is measured directly in millimeters, while that from snow and ice is obtained by melting it. Automated systems often incorporate heaters to make this easier.
Information from these stations is transmitted via Wi-Fi, satellite, GPS, or telephone connections to central monitoring networks. This information is immediately updated and integrated into weather models and forecasts.
Climate change is affecting precipitation patterns worldwide, including Álamos:
- Changing Rainfall Patterns: Global warming causes drastic changes in the patterns of rainfall. Some areas have been experiencing increased frequency and intensity of rainfall, while other areas experience longer dry spells or even droughts.
- Local Impacts: Many regions are experiencing heavier rainfall in the winter months and drier, hotter summers. This affects agriculture, water resources, and ecosystems.
- "Ginger" was the longest-lasting Atlantic tropical storm, which spun around the open ocean for 28 days in 1971.
- The world's largest snowflake was recorded in the Guinness Book of Records, at 38 cm (15 inches) wide and 20 cm (7.9 inches) thick. The snowflake fell at Fort Keogh, Montana, USA, on 28 January 1887.
- The greatest snowfall recorded was on Mt. Rainier, Washington State, USA, over 31.5 meters (103 feet) fell during the winter of 1972.
For more detailed information about Álamos's weather, including sunshine hours, humidity levels, and temperature data, visit our Álamos Climate page.
Álamos Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Álamos - and find the best time to visit.
Álamos 3-Day Forecast
Temperature Rainfall
See the full Álamos climate overview or explore weather in Mexico.
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