Oklahoma · county areal climate 1951–2025

Dewey County, OK

A 27.8" / 59.5°F normal · 2025 ran 108% of normal precipitation.
2026 so far · through Jul 25: This area is at 67% (10.78") of the 1996–2025 to-date normal — the 8th driest start of 76 years. Temperature +4.3°F vs normal. U.S. year-to-date →

Normal (1996–2025)

27.8in
annual precipitation · 59.5°F

2025 vs Normal

108%
30.0" · 60.3°F (+0.8 vs normal)

Wettest Year

42.8in
2015

Driest Year

12.9in
1952

Biggest Rain Day

5.59in
Sep 12 · 2008

Warmest Year

62.3°F
2024

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

37°
J
40°
F
50°
M
58°
A
68°
M
78°
J
82°
J
81°
A
73°
S
60°
O
48°
N
39°
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

← All Oklahoma countiesU.S. overview
WettestSince · browse by state · precipitation & snowfall records · NOAA/RCC-ACIS ThreadEx gauge record · part of Weather Trader · supported by Substack Subscribers
© 2026 Weather Trader · All rights reserved