Local Climate Trends

Climate Stripes for San Antonio

Temperature Anomaly Heatmap

This heatmap shows seasonal temperature anomalies relative to the 20th-century average for each year from 1950 to 2024. Each row represents a season (Winter, Spring, Summer, Fall), and each column a year. Red shades indicate warmer-than-average seasons, while blue shades represent cooler-than-average ones. The shift from predominantly blue to red over time highlights the long-term warming trend across all seasons.

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San Antonio Climate At a Glance

Seasonal Temperature Trends

❄️
0.0°C
Winter
🌸
0.0°C
Spring
☀️
0.0°C
Summer
🍂
0.0°C
Fall

Trends in Hot and Cold Days

Temperature threshold data not available for this location.

San Antonio Annual Mean Temperature Trends

Annual Mean Temperature Trends

Temperature data shows warming trends for San Antonio based on NOAA NClimGrid climate data.

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San Antonio Hot and Cold Days

Days Above 90°F ⬇️ Download

Temperature threshold data for San Antonio shows changes in extreme heat days.

Few days below 32°F

Frequently Asked Questions About San Antonio's Climate

How much has San Antonio warmed since 1951?

San Antonio has warmed by 0.0°C on average since 1951. This warming trend is consistent with broader climate change patterns observed across the region.

What season has warmed the most in San Antonio?

Winter has experienced the most warming with 0.0°C of temperature increase since 1951. This seasonal variation is typical of mid-latitude climate change patterns.

How have precipitation patterns changed in San Antonio?

Precipitation patterns in San Antonio have remained relatively stable since 1951, though year-to-year variability continues to be significant.

Is the warming in San Antonio part of a larger trend?

Yes, the warming observed in San Antonio is consistent with regional and global climate change trends. The temperature increases align with patterns seen across TX and the broader United States, reflecting the impacts of human-caused climate change.

What climate data sources are used for San Antonio?

The climate data for San Antonio comes from NOAA's NClimGrid dataset, which provides gridded climate information based on weather station observations. The data represents the 0.58km grid cell nearest to San Antonio, located at coordinates 29.42°N, 98.49°W.

How reliable are the climate projections for San Antonio?

The historical climate trends shown for San Antonio are based on observed data from 1951 to present and are highly reliable. These trends provide insight into how the local climate has already changed and can inform expectations for continued warming, though specific future projections would require additional climate modeling.

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