Temperature Data | Precipitation Data | Detailed Data

Annual Climatology: Boise, ID (BOI)

Elev: 857.7 m    Lat: 43o 34'N    Long: 116o 14'W

Boise Metric Units

Figure 1: Average Temperatures and Precipitation 1971-2000. (NCDC Data)

 

 


Temperature Data (oC) :

Month

Daily Max

Daily Min

Mean

Maximum Daily Temperature

Minimum Daily Temperature

January

2.6

-4.7

-1.0

17.2

-27.2

February

6.9

-1.8

2.6

21.7

-26.1

March

12.0

1.1

6.6

27.2

-14.4

April

16.5

4.1

10.3

33.3

-7.2

May

21.5

8.1

14.8

36.7

-5.6

June

26.8

12.3

19.6

42.8

-0.6

July

31.8

15.7

19.6

43.9

1.7

August

31.1

15.4

23.3

43.3

1.1

September

25.1

10.7

17.9

38.9

-5.0

October

17.9

5.2

11.6

34.4

-11.7

November

8.6

0.2

4.4

25.6

-19.4

December

2.9

-4.4

-0.8

18.3

-31.7

Annual

17.0

5.2

11.1

43.9

-31.7

 

Precipitation Data (mm):

Month

Mean

Median

Extreme

Year

Snow*

January

35.3

34.5

69.6

1997

127.0

February

29.0

25.1

94.0

1986

81.3

March

35.8

36.6

87.9

1989

33.0

April

32.3

34.5

59.4

1978

7.6

May

32.3

26.4

111.8

1998

2.5

June

18.8

14.7

53.3

1993

0.0

July

9.9

5.8

41.1

1982

0.0

August

7.6

4.1

46.0

1979

0.0

September

19.3

15.7

74.4

1986

0.0

October

19.3

15.2

65.8

2000

2.5

November

35.1

30.2

85.3

1988

73.7

December

35.1

29.2

107.4

1983

165.1

Annual

309.6

306.3

 

 

492.8

* Snowfall totals represent mean snowfall 1971-2000


 
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