In October 2025, San Antonio experienced an unseasonably warm and dry fall month that stood out compared with typical autumn conditions. Temperatures were generally above seasonal norms, with many days featuring warm to hot highs in the 80s °F through much of the month and lows mostly in the 60s °F, reflecting a slow transition from summer warmth toward fall coolness. By late October, a strong cold front brought a noticeable cooldown, dropping daytime highs into the 70s °F and nighttime lows into the 40s and 50s as Halloween week approached. Overall, the month was marked by above-average warmth and limited rainfall, contributing to persistent dry conditions and supporting reports that October was among the warmest on record for the region.
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