Bay Area March 2026 Heat Records

A historic, unprecedented heat wave in March 2026 shattered numerous Bay Area temperature records, with many cities experiencing their hottest March days on record, including 90°F in downtown San Francisco on March 20, marking the city's earliest 90-degree reading and first 90-degree March day, reported by the San Francisco Chronicle. The heatwave was driven by a high-pressure system.

Key 2026 Bay Area Heat Records (March 18–20):
San Francisco (Downtown): 90°F on March 20, breaking the previous March record of 87°F in 2005.

Redwood City: 94°F, setting a new all-time March record.
Oakland Museum: 91°F on March 20, a new March record.
Santa Rosa: 92°F, setting a new March record.
San Rafael: 92°F, setting a new March record.
SFO: 89°F, setting a new March record.
Richmond: 88°F, setting a new March record.
Livermore: 91°F, setting a new March record.
Salinas Airport: 94°F, breaking the 1930 record.

Key Takeaways:
Unprecedented Timing: The records occurred in early spring rather than summer, with some interior areas reaching into the 90s, noted in the National Today report.
Most Anomalous Month: According to the San Francisco Chronicle, March 2026 was on track to be the most anomalously warm month on record for some locations, like Santa Rosa, with temperatures exceeding many April and May records.
Environmental Impact: The extreme warmth, accompanied by low precipitation and low Sierra snowpack, exacerbated drought conditions and raised wildfire risks early in the season, reported in the San Francisco Chronicle

Spongy Iris wrote:
My budding pea shoots are barely hanging on!

A historic, unprecedented heat wave in March 2026 shattered numerous Bay Area temperature records, with many cities experiencing their hottest March days on record, including 90°F in downtown San Francisco on March 20, marking the city's earliest 90-degree reading and first 90-degree March day, reported by the San Francisco Chronicle. The heatwave was driven by a high-pressure system.

Key 2026 Bay Area Heat Records (March 18–20):
San Francisco (Downtown): 90°F on March 20, breaking the previous March record of 87°F in 2005.

Redwood City: 94°F, setting a new all-time March record.
Oakland Museum: 91°F on March 20, a new March record.
Santa Rosa: 92°F, setting a new March record.
San Rafael: 92°F, setting a new March record.
SFO: 89°F, setting a new March record.
Richmond: 88°F, setting a new March record.
Livermore: 91°F, setting a new March record.
Salinas Airport: 94°F, breaking the 1930 record.

Key Takeaways:
Unprecedented Timing: The records occurred in early spring rather than summer, with some interior areas reaching into the 90s, noted in the National Today report.
Most Anomalous Month: According to the San Francisco Chronicle, March 2026 was on track to be the most anomalously warm month on record for some locations, like Santa Rosa, with temperatures exceeding many April and May records.
Environmental Impact: The extreme warmth, accompanied by low precipitation and low Sierra snowpack, exacerbated drought conditions and raised wildfire risks early in the season, reported in the San Francisco Chronicle

IBdaMann wrote:

Spongy Iris wrote:
My budding pea shoots are barely hanging on!

A historic, unprecedented heat wave in March 2026 shattered numerous Bay Area temperature records, with many cities experiencing their hottest March days on record, including 90°F in downtown San Francisco on March 20, marking the city's earliest 90-degree reading and first 90-degree March day, reported by the San Francisco Chronicle. The heatwave was driven by a high-pressure system.

Key 2026 Bay Area Heat Records (March 18–20):
San Francisco (Downtown): 90°F on March 20, breaking the previous March record of 87°F in 2005.

Redwood City: 94°F, setting a new all-time March record.
Oakland Museum: 91°F on March 20, a new March record.
Santa Rosa: 92°F, setting a new March record.
San Rafael: 92°F, setting a new March record.
SFO: 89°F, setting a new March record.
Richmond: 88°F, setting a new March record.
Livermore: 91°F, setting a new March record.
Salinas Airport: 94°F, breaking the 1930 record.

Key Takeaways:
Unprecedented Timing: The records occurred in early spring rather than summer, with some interior areas reaching into the 90s, noted in the National Today report.
Most Anomalous Month: According to the San Francisco Chronicle, March 2026 was on track to be the most anomalously warm month on record for some locations, like Santa Rosa, with temperatures exceeding many April and May records.
Environmental Impact: The extreme warmth, accompanied by low precipitation and low Sierra snowpack, exacerbated drought conditions and raised wildfire risks early in the season, reported in the San Francisco Chronicle

So, you're still falling for this after all these decades?

So whenever a cold record is shattered, you fully acknowledge Global Cooling, yes?

Too funny!