Washington · county areal climate 1951–2025

Mason County, WA

A 92.4" / 49.4°F normal · 2025 ran 86% of normal precipitation.
2026 so far · through Jul 25: This area is at 85% (40.7") of the 1996–2025 to-date normal — the 17th driest start of 76 years. Temperature +1.6°F vs normal. U.S. year-to-date →

Normal (1996–2025)

92.4in
annual precipitation · 49.4°F

2025 vs Normal

86%
79.6" · 50.5°F (+1.1 vs normal)

Wettest Year

117.3in
1997

Driest Year

57.5in
1985

Biggest Rain Day

5.01in
Oct 20 · 2003

Warmest Year

51.6°F
2015

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

38°
J
39°
F
42°
M
46°
A
53°
M
58°
J
63°
J
64°
A
59°
S
50°
O
42°
N
38°
D
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025
Areal nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the station records.

Nearby

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