1. Temp determinations Daily mean temp Daily temp range Monthly mean temp
Average of max and min reading
Daily temp range
Subtract min from max
Monthly mean temp
Average of daily mean temps
Annual temp range
Max/min of the monthly means
Annual mean temp
Average of monthly mean temp
Mean monthly temp
The mean of each month over some period
Climatology 30-years

2. Activity Quiz
What month has the highest range of temperatures? The lowest range?
19.9
19.9
22.2
21.5
21.4
22.2
20.8
20.7
19.8
19.9
18.0
19.0

3. What is the lower dashed line on the Annual plot?
Freezing point 32ºF

4. What day had the coldest minimum temperature in March 2009
What day had the coldest minimum temperature in March 2009? The warmest minimum temperature?

5. What day had the coldest minimum temperature in March 2009
What day had the coldest minimum temperature in March 2009? The warmest minimum temperature? a. March 2 and March 31 b. March 18 and March 9 c. March 3 and March 30 d. March 2 and March 8

6. What day had the coldest minimum temperature in March 2009
What day had the coldest minimum temperature in March 2009? The warmest minimum temperature? a. March 2 and March 31 b. March 18 and March 9 c. March 3 and March 30 d. March 2 and March 8 Everyone received credit for this question!
Max 66
Min 33
Date
tmax
tmin
3/2/09 59
3/3/09 63 36
3/4/09 71 38
3/5/09 76 51
3/6/09 82 58
3/7/09 83
3/8/09
3/9/09 84 64
3/10/09 85
3/11/09 60
3/12/09 55
3/13/09 68
3/14/09 61 53
3/15/09 67 52
3/16/09
3/17/09 79
3/18/09 81 49
3/19/09
3/20/09
3/21/09 50
3/22/09 54
3/23/09
3/24/09
3/25/09 78 65
3/26/09 74
3/27/09
3/28/09 75
3/29/09 70 45
3/30/09 44
3/31/09

7. sum
1960
count 30
Average
54.4
65.3
Max 66
74.5
Min 33 46
Date
tmax
tmin
daily average
range
3/2/09 59 26
3/3/09 63 36
49.5 27
3/4/09 71 38
54.5
3/5/09 76 51
63.5 25
3/6/09 82 58 70 24
3/7/09 83 73 20
3/8/09 17
3/9/09 84 64 74
3/10/09 85 22
3/11/09 60
72.5
3/12/09 55
65.5 21
3/13/09 68
61.5 13
3/14/09 61 53 57 8
3/15/09 67 52
59.5 15
3/16/09 5
3/17/09 79
3/18/09 81 49 65 32
3/19/09
66.5 31
3/20/09
3/21/09 50
3/22/09 54
3/23/09
68.5
3/24/09 19
3/25/09 78
71.5
3/26/09 14
3/27/09
73.5
3/28/09 75
62.5
3/29/09 45
57.5
3/30/09 44
3/31/09
What is the Monthly Mean Temperature for March 2009? 1. Daily average (max+min)/2 2. Sum of Daily averages 3. divide by # of days =65.3ºF

8. How does Monthly Mean temperature for March 2009 that you calculated compare to the 30-year climatological average and range? Mean for March = 65ºF is within 71–49ºF