San Diego de la Unión Weather Today

Temperature, Feels Like, Rain Chance & Hourly Forecast in San Diego de la Unión

San Diego de la Unión temperature today is 15°, feels like 15°, with a humidity level of 94% and wind at 13.25 km/h. Rain chance today is 56%. Use the hourly forecast and 5-day outlook below to plan your day.

Tomorrow in San Diego de la Unión: expect a high of 24° and a low of 13°, with overcast clouds. Rain chance tomorrow is 20%.

light rain
15°
light rain
H: 15° L: 15°
Feels like 15°
AQI: Fair (2/5)
Humidity
94%
Dew 14°
Wind speed
13.25 km/h
NE · G26.28
Pressure
1023 hPa
Visibility
9.6 km
Rain
0.11 mm
Windy Conditions
Wind speed is 13.25 km/h.
High Humidity
Humidity is 94%. May feel uncomfortable.
Weather Summary
Currently in San Diego de la Unión, expect varied conditions with mild temperatures around 15°. Winds are a light breeze. High humidity may make it feel uncomfortable.
Precipitation Probability
56%
09
88%
12
93%
15
30%
18
0%
21
20%
00
0%
03
0%
06
0%
09
0%
12
0%
15
0%
18
0%
21
0%
00
0%
03
0%
06
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
17°
Fri
09:00
21°
 
22°
 
19°
 
16°
Fri
21:00
15°
 
13°
 
14°
 
17°
Sat
09:00
22°
 
24°
 
21°
 
17°
Sat
21:00
13°
 
12°
 
12°
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
06:31
Sunset
Sunset
18:44
Moon Phase
First Quarter (59%)
Timezone: GMT+05:30
Last updated: Sep 18, 2026 7:07 PM · Data refreshes every 5 min
Location Info
Latitude
Latitude
21.466669
Longitude
Longitude
-100.866669
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More about San Diego de la Unión
Content curated by the NearWeather editorial team · Updated periodically

San Diego de la Union, Mexico: Climate and Weather Overview

Situated in the central part of Mexico, San Diego de la Union experiences a diverse climate with distinct seasons throughout the year. Understanding the weather patterns and climate of this region is crucial for residents and travelers alike. Let's delve into a detailed analysis of the climate and weather in San Diego de la Union.

San Diego de la Union Climate

San Diego de la Union features a semi-arid climate, characterized by dry, warm summers and mild winters. The Köppen-Geiger climate classification categorizes the climate of San Diego de la Union as BSk. This indicates a steppe climate, commonly found in areas with moderate temperatures and limited precipitation.

San Diego de la Union Weather by Season

Understanding the weather patterns by season provides valuable insight into what to expect throughout the year.

Spring (March to May)

During the spring months, San Diego de la Union experiences a gradual increase in temperatures. Daytime temperatures typically range from 75°F to 85°F (24°C to 29°C), providing pleasant weather for outdoor activities. However, occasional wind and dust storms may occur during this season.

Summer (June to August)

Summer in San Diego de la Union brings warmer temperatures, with daytime highs reaching an average of 85°F to 95°F (29°C to 35°C). The region experiences minimal rainfall during this time, contributing to the semi-arid nature of the climate. It is important for residents and visitors to stay hydrated and seek shade during the peak of the summer heat.

Fall (September to November)

As fall sets in, temperatures begin to gradually cool down in San Diego de la Union. Daytime highs range from 75°F to 85°F (24°C to 29°C) during this season. Fall also marks the onset of the region's dry season, characterized by clear skies and minimal precipitation.

Winter (December to February)

Winters in San Diego de la Union are mild, with daytime temperatures averaging between 65°F and 75°F (18°C to 24°C). While frost and freezing temperatures are rare, occasional cold fronts from the north may bring cooler weather for short periods. Winter nights can be chilly, so it is advisable to have appropriate clothing for the cooler evenings.

Precipitation and Drought

San Diego de la Union experiences limited precipitation throughout the year, contributing to its semi-arid climate. The average annual rainfall in the region ranges from 400 mm to 600 mm. The majority of the rainfall occurs during the summer months, although it is typically sporadic and irregular. Drought conditions are a recurring concern in this region, making water conservation and management crucial for sustainable living.

Climate Charts and Data

For a comprehensive understanding of the climate and weather patterns in San Diego de la Union, referring to climate charts and data is essential. The following table provides an overview of the average monthly temperatures and precipitation in San Diego de la Union:

San Diego de la Union Climate Data
Month Average High (°F) Average Low (°F) Precipitation (mm)
January 70 42 10
February 74 45 5
March 78 48 8
April 84 53 15
May 89 57 30
June 91 61 90
July 88 60 135
August 86 60 125
September 83 58 100
October 79 53 40
November 74 46 15
December 70 42 10

The climate data highlights the variation in temperatures and precipitation levels throughout the year, providing valuable insights into the seasonal weather patterns in San Diego de la Union.

Conclusion

San Diego de la Union's climate features distinct seasonal variations, with warm, dry summers and mild winters. Understanding the weather patterns and climatic conditions in this region is crucial for residents, businesses, and visitors to effectively plan and prepare for the different seasons. By leveraging climate data and understanding the region's unique climate classification, individuals can make informed decisions regarding outdoor activities, agriculture, and water resource management in San Diego de la Union.

Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.
FAQ's about San Diego de la Unión
What is the temperature in San Diego de la Unión right now?

The current temperature in San Diego de la Unión is 15°, and it feels like 15°. Today's high is 15° and the low is 15°.

Will it rain in San Diego de la Unión today?

The chance of rain in San Diego de la Unión today is 56%. Current rainfall is 0.11 mm. Check the hourly forecast above for exact timing.

What is the weather in San Diego de la Unión today?

San Diego de la Unión is experiencing light rain with a temperature of 15°. Humidity is at 94% and wind speed is 13.25 km/h from the NE.

What is the humidity in San Diego de la Unión today?

Humidity in San Diego de la Unión is 94% right now, with a dew point of 14°. Conditions may feel muggy or uncomfortable.

What is the wind speed in San Diego de la Unión today?

Wind speed in San Diego de la Unión is 13.25 km/h, flowing at 47° NE wind direction. Gusts up to 26.28 km/h.

What is the 5-day forecast for San Diego de la Unión?

NearWeather provides a detailed 5-day forecast and 48-hour hourly forecast for San Diego de la Unión. Today's high is 15° and low is 15°, with a 56% chance of rain. Scroll up to view the full day-by-day and hourly breakdown.

What does it feel like in San Diego de la Unión today?

It feels like 15° in San Diego de la Unión today, with 87% cloud cover and 9.6 km visibility.

Weather in San Diego de la Unión