The document provides instructions on how to draw and interpret a climate graph. It includes a climate table with monthly average rainfall and temperature data for Leeds. To draw the climate graph, the blue bars represent average monthly rainfall and the red line represents average monthly temperature plotted on the same axes with months along the bottom. Reading the graph, the wettest month is August with 66mm of rain while the driest is February with 41mm. Temperatures peak in July and August at 16°C on average and are lowest in January and February at 3°C.

1. CORPUS CHRISTI CATHOLIC COLLEGE – GEOGRAPHY DEPARTMENT
How to draw a climate graph
By the end of today’s lesson you will:
 know how to draw a climate graph.
 be able to read a climate table and graph.
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2. CORPUS CHRISTI CATHOLIC COLLEGE – GEOGRAPHY DEPARTMENT
The table below shows the climate data for Leeds.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average monthly 56 41 46 46 48 53 51 66 51 51 53 53
Rainfall (mm)
Average monthly 3 3 6 7 11 14 16 16 13 10 6 4
Temperature (°C)
The average temperature The average rainfall in
in March is 6 C September is 51 mm
How would you calculate the total annual rainfall?
How would you calculate the average annual temperature?
How would you calculate the temperature range?
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3. CORPUS CHRISTI CATHOLIC COLLEGE – GEOGRAPHY DEPARTMENT
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average monthly Rainfall 56 41 46 46 48 53 51 66 51 51 53 53
(mm)
Average monthly 3 3 6 7 11 14 16 16 13 10 6 4
Temperature (°C)
But how do you represent the data above in the form of a graph?
18
70
70 18
The blue bars 16 16 The red line is
60
60 the average
show average 14 14
Average monthly
Average monthly
Average monthly
temperature (°C)
temperature (°C)
Average monthly
rainfall 50 temperature
rainfall (mm)
12
rainfall (mm)
12
40
10 10
8
30 8
6 6
20
20
4 4
10
10
2 2
0
0 0
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Jan Feb Mar AprApr May Jun Aug Sep OctSep Oct Nov Dec
Jan Feb Mar May Jun Jul Jul Aug Nov Dec
Months
Months
Months
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4. CORPUS CHRISTI CATHOLIC COLLEGE – GEOGRAPHY DEPARTMENT
Once you have drawn a climate graph you need to be able to interpret (read) the graph.
The
The wettest
temperature
month is
peaks in July
August when
and August
an average of
with an
66 mm of rain
average of
falls
16 C.
70 18
60 16
The maximum
14 The maximum
Average monthly
Average monthly
temperature (°C)
rainfall is 66
50 temperature is
rainfall (mm)
mm and the 12 16 C and the
minimum is 41
40 10 minimum is 3 C
mm – a range
– a range of
of 25 mm.
30 8 13 C.
6
20
4
The driest 10 2 The coldest
month is months are
February when 0 0 January and
an average of Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec February with
41 mm of rain an average
falls. Months monthly
temperature of
3 C.
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