Working for a safe, affordable, vibrant, innovative, and interconnected city.
Learn More

Elliott Bay, Magnolia Bridge, and the Olympics

Photo by Seattle Daily Photo

  • photo #1
  • photo #2
  • photo #3
  • photo #4
  • photo #5
 

Seattle Monthly Averages and Records

Month

Avg. High

Avg. Low

Avg. Precip.

Avg. Rain/Snow Days

Avg. Snowfall

Rec. High

Rec. Low

January

46° F

36° F

5.13 in

18

5 in

64° F (01/20/1981)

0° F (01/31/1950)

February

50° F

37° F

4.18 in

16

2 in

70° F ( 02/27/1968)

1° F (02/01/1950)

March

53° F

39° F

3.75 in

17

1 in

75° F (03/31/1987)

11° F (03/04/1955)

April

58° F

42° F

2.59 in

14

trace

85° F (04/30/1976)

29° F (04/05/1975)

May

64° F

47° F

1.78 in

10

trace

93° F (05/21/1963)

28° F (05/01/1954)

June

70° F

52° F

1.49 in

9

0 in

96° F( 06/30/1995)

38° F (06/12/1952)

July

75° F

55° F

0.79 in

5

0 in

103° F (07/29/2009)

43° F (07/02/1954)

August

76° F

56° F

1.02 in

6

0 in

99° F (08/09/1960)

44° F (08/14/1955)

September

70° F

52° F

1.63 in

9

0 in

98° F (09/02/1988)

35° F (09/27/1972)

October

60° F

46° F

3.19 in

13

trace

89° F (10/01/1987)

28° F (10/19/1949)

November

51° F

40° F

5.90 in

18

1 in

74° F (11/04/1949)

6° F (11/15/1955)

December

46° F

36° F

5.62 in

19

3 in

64° F (12/10/1993)

6° F (12/30/1968)

  • The average temperature in July 2004 was 67.9 F. This was 3.0 F warmer than the 1944-2004 average, the 5th warmest July on record (1944-2004).
  • 0.18 inches of precipitation fell in July 2004. This was -0.57 inches less than the 1944-2004 average, the 9th driest such month on record (1944-2004).

Annual Precipitation

City/State

Precipitation (In Inches)

Atlanta, GA

48.6

Vancouver, B.C.

46.0

Houston, TX

44.8

New York, NY

44.1

Boston, MA

43.8

Washington D.C.

39.0

SEATTLE, WA

38.6

Chicago, IL

33.3

Los Angeles, CA

12.1