As of 17:23 PDT

Renton, WA weather in December

85°

Renton, Saturday, 8 August, 17:23

Overcast. Feels like 84°. High 85°, low 58°.

Pressure30.03 inHg

Wind5 mph N

Humidity39%

Visibility6.2 mi

Dew point56°

See detailed hourly forecast

In December, Renton, WA averages a high of 44.1° and a low of 35.1°. About 7.6 inches of precipitation fall over the month (19 wet days). The record high is 59.2° (1980) and the record low 0.9° (1968). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	45.5°	36.7°	62%	55.6° (2008)	7.3° (1985)
2	45.5°	36.7°	68%	54.1° (2021)	22.1° (1985)
3	45.7°	36.1°	57%	57.7° (1965)	26.6° (1984)
4	45°	35.1°	55%	54.7° (1989)	10° (1970)
5	44.1°	35.1°	47%	57.4° (2023)	24.1° (1994)
6	44.8°	35.2°	52%	54.1° (2019)	23.5° (1972)
7	44.2°	35.4°	55%	53.1° (2025)	15.8° (1972)
8	44.4°	35.4°	55%	56.1° (2015)	12.4° (1972)
9	44.4°	35.6°	65%	55.4° (2014)	21° (1972)
10	45°	36.5°	73%	57.9° (2014)	15.4° (1972)
11	45°	36.1°	67%	55.6° (2025)	22.3° (1971)
12	44.6°	35.4°	65%	55.2° (1995)	20.5° (1972)
13	44.4°	35.6°	70%	56.7° (2025)	11.5° (1972)
14	44.6°	36.3°	75%	53.4° (2025)	24.3° (1967)
15	44.6°	36.1°	58%	59° (1980)	21.4° (1964)
16	45.1°	36°	57%	56.1° (1974)	7.9° (1964)
17	44.6°	35.2°	58%	53.8° (1994)	7.2° (1964)
18	44.2°	35.2°	57%	56.8° (2004)	14.4° (1964)
19	43.5°	34.9°	67%	56.1° (2024)	11.8° (2008)
20	43°	34.7°	68%	56.8° (2024)	6.6° (1990)
21	43.5°	34.2°	58%	56.1° (2020)	2.1° (1990)
22	43.2°	34°	58%	53.4° (2005)	8.4° (1990)
23	43.2°	33.8°	57%	54.1° (1963)	5.7° (1990)
24	43.7°	34.5°	58%	57.4° (1963)	12.6° (1983)
25	43.7°	34.7°	63%	55.8° (1980)	14.7° (1964)
26	43.7°	34.7°	57%	59.2° (1980)	20.5° (2017)
27	43.3°	34.3°	68%	58.1° (1980)	17.4° (2021)
28	42.6°	33.6°	53%	54.3° (2023)	9.7° (1968)
29	42.4°	33.3°	50%	57.6° (2023)	5.2° (1968)
30	43°	33.4°	53%	54.3° (2023)	0.9° (1968)
31	42.3°	32.7°	48%	54.1° (1980)	11.7° (1978)