Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Tri-Cities, Washington, United States in March

In an average March, Tri-Cities sees a daily high around 57°F and a low around 36°F, based on 1981–2026 of local climate records.

Average high57°F
Typical high range49°F to 66°F
Average low36°F
Typical low range29°F to 43°F
Average daily precipitation0.00 in

March records

The most extreme March on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total March accumulation.

High

Highest 79°F 2004-03-29
Lowest 29°F 1989-03-02

Low

Highest 53°F 2003-03-13
Lowest 14°F 1989-03-03

Feels-like

Highest 53°F 2003-03-13
Lowest 1°F 1989-03-03

Humidity

Highest 10.1 g/m³ 2025-03-26
Lowest 1.6 g/m³ 1989-03-03

Wind

Highest 35 mph 2021-03-28
Lowest 4 mph 2023-03-29

Precip

Wettest 2.34 in 1983
Driest 0.35 in 1992

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