FAIR ISLE MONTHLY DATA FOR 1997

Year=

1997

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

TOTAL

MEAN

MAX

MONTH

MIN

MONTH

TEMPERATURE (°C)

Tnmx

Mean

6.5

6.5

6.6

6.9

8.3

10.2

12.8

14.8

12.2

9.7

9.2

7.7

9.3

14.8

AUGUST

6.5

JANUARY

21-09 UTC

Maximum

9.7

10.0

9.2

8.9

11.3

11.8

15.7

17.2

15.2

12.8

12.0

10.8

12.1

17.2

AUGUST

8.9

APRIL

Minimum

3.3

3.1

2.7

2.2

4.5

8.2

9.8

13.2

8.8

4.0

5.6

0.7

5.5

13.2

AUGUST

0.7

DECEMBER

Tdmx

Mean

6.5

6.7

7.1

7.5

9.1

11.4

13.7

15.6

12.9

10.1

9.1

8.0

9.8

15.6

AUGUST

6.5

JANUARY

09-21GMT

Maximum

10.3

9.2

10.3

10.5

11.9

13.8

17.0

18.9

15.1

13.7

12.0

10.8

12.8

18.9

AUGUST

9.2

FEBRUARY

Minimum

3.5

3.3

2.0

3.3

4.7

9.3

10.8

13.3

9.5

5.0

5.5

4.7

6.2

13.3

AUGUST

2.0

MARCH

Date highest

21-21 UTC max

13

22

31

29

15

10

22

12

1

17

1

6

Date lowest

09-21 UTC max

3

14

15

22

4

14

14

1

19

25

30

1

Tnmn

Mean

4.3

3.4

4.3

4.1

5.4

8.0

10.8

11.6

9.7

7.4

7.5

5.5

6.8

11.6

AUGUST

3.4

FEBRUARY

21-09GMT

Maximum

7.6

6.5

7.7

7.4

8.9

10.5

13.7

14.2

13.7

11.7

10.8

9.5

10.2

14.2

AUGUST

6.5

FEBRUARY

Minimum

0.7

0.0

-0.2

-0.6

0.2

5.1

7.4

8.2

5.6

2.0

3.0

1.7

2.8

8.2

AUGUST

-0.6

APRIL

Tdmn

Mean

4.3

3.3

4.5

4.8

6.1

9.0

11.5

12.7

10.0

7.6

7.4

5.9

7.3

12.7

AUGUST

3.3

FEBRUARY

09-21GMT

Maximum

8.2

6.5

8.0

7.9

10.1

10.6

13.7

15.0

13.1

12.1

11.0

9.5

10.5

15.0

AUGUST

6.5

FEBRUARY

Minimum

0.6

0.7

0.0

0.4

-0.8

6.9

9.2

8.7

6.5

2.0

2.8

1.5

3.2

9.2

JULY

-0.8

MAY

Date highest

21-09 UTC min

15

9

31

16

1

21

14

12

1

6

17

7

Date lowest

21-21 UTC min

3

15

15

4

5

4

1

10

26

23

30

1

Tme24

Mean

5.4

5.0

5.6

5.8

7.2

9.6

12.2

13.7

11.2

8.7

8.3

6.8

8.3

13.7

AUGUST

5.0

FEBRUARY

Maximum

8.9

7.3

8.8

8.5

10.5

11.3

14.4

16.3

14.2

12.4

11.2

10.1

11.2

16.3

AUGUST

7.3

FEBRUARY

Minimum

2.4

2.3

1.1

1.7

2.8

7.8

9.4

12.2

8.0

4.2

4.2

2.6

4.9

12.2

AUGUST

1.1

MARCH

Tgrass

Mean

2.2

1.5

2.8

3.0

4.1

6.9

9.6

9.5

7.8

5.6

6.4

3.5

5.2

9.6

JULY

1.5

FEBRUARY

Sunset-09GMT

Maximum

6.4

4.4

7.0

7.1

8.7

10.0

13.3

14.0

13.1

10.7

10.0

8.7

9.5

14.0

AUGUST

4.4

FEBRUARY

Minimum

-5.5

-3.0

-1.0

-1.9

-1.0

0.4

3.0

1.3

-0.7

0.9

1.5

-2.0

-0.7

3.0

JULY

-5.5

JANUARY

Date lowest

read at 0900 UTC

1

15

16

6

24

30

15

25

26

24

30

29

T30

Mean

4.4

4.6

5.3

6.4

8.3

10.9

12.9

14.4

12.2

9.6

8.4

6.5

8.6

14.4

AUGUST

4.4

JANUARY

Maximum

5.5

5.0

6.2

7.7

10.8

11.9

14.2

15.0

14.5

11.2

9.1

7.8

9.9

15.0

AUGUST

5.0

FEBRUARY

Minimum

3.1

4.0

4.3

5.3

6.5

10.2

11.0

13.7

11.0

7.6

7.3

5.5

7.5

13.7

AUGUST

3.1

JANUARY

T100

Mean

5.2

5.3

5.5

6.3

7.5

9.6

11.2

12.8

12.1

10.3

8.9

7.5

8.5

12.8

AUGUST

5.2

JANUARY

Maximum

5.6

5.7

5.9

6.7

8.4

10.2

12.2

13.2

13.1

11.2

9.2

8.4

9.2

13.2

AUGUST

5.6

JANUARY

Minimum

4.7

5.0

5.2

5.9

6.7

8.5

10.1

12.0

11.1

9.0

8.4

6.9

7.8

12.0

AUGUST

4.7

JANUARY

Tsea

Mean

7.5

6.8

7.6

7.8

8.6

10.6

12.3

13.5

12.7

11.5

10.9

9.6

9.9

13.5

AUGUST

6.8

FEBRUARY

Maximum

7.7

6.8

8.1

8.0

9.2

11.0

14.2

15.1

14.0

12.5

11.7

10.3

10.7

15.1

AUGUST

6.8

FEBRUARY

Minimum

7.3

6.8

7.2

7.4

8.0

9.5

10.4

11.0

11.9

10.6

9.8

9.1

9.1

11.9

SEPTEMBER

6.8

FEBRUARY

Date highest

Sea Temp

20

27

1

8

15

19

29

16

1

1

2

18

Date lowest

Sea Temp

25

27

11

4

8

2

10

2

17

28

20

4

RAINFALL (mm)

RRtot

Total

58.6

119.1

120.7

73.6

61.3

40.6

28.0

61.5

55.0

80.1

88.5

104.7

891.7

120.7

MARCH

28.0

JULY

09-09 UTC

Mean

2.3

4.6

4.3

2.7

2.8

1.9

1.2

2.9

2.1

2.7

3.1

3.9

2.9

4.6

FEBRUARY

1.2

JULY

Maximum

27.0

16.5

16.6

21.6

17.0

15.1

5.8

14.5

9.6

24.6

13.3

18.2

16.7

27.0

JANUARY

5.8

JULY

Date wettest

day 09-09 UTC

11

19

17

23

25

12

29

31

14

4

27

5

SUNSHINE (hours)

Suntot

Total

38.4

61.0

81.5

95.1

172.8

149.1

119.6

205.9

124.9

79.7

16.8

23.8

1168.6

205.9

AUGUST

16.8

NOVEMBER

Mean

1.2

2.2

2.6

3.2

5.6

5.0

3.9

6.6

4.2

2.6

0.6

0.8

3.2

6.6

AUGUST

0.6

NOVEMBER

Maximum

6.8

5.4

7.9

12.6

14.8

15.8

14.7

15.5

10.7

8.7

3.1

4.6

10.1

15.8

JUNE

3.1

NOVEMBER

Date sunniest

day

31

28

21

14

23

4

31

4

4

8

2

14

SNOWDEPTH (cm)

At 0900 UTC

Mean

0.0

0.0

0.0

0.0

0.0

0.0

JANUARY

0.0

JANUARY

Maximum

0

0

0

0

0

0.0

JANUARY

0.0

JANUARY

::

PRESSURE (mb)

PPP00

Mean

1019.7

996.0

1012.4

1017.2

1014.4

1013.4

1016.3

1015.2

1014.2

1012.4

1002.5

1005.8

1011.6

1019.7

JANUARY

996.0

FEBRUARY

Maximum

1039.6

1035.4

1030.3

1032.4

1032.1

1035.4

1029.2

1026.9

1033.8

1031.2

1024.3

1044.1

1032.9

1044.1

DECEMBER

1024.3

NOVEMBER

Minimum

997.6

959.8

982.3

992.7

990.3

997.2

1001.4

993.5

989.3

986.3

979.1

976.2

987.1

1001.4

JULY

959.8

FEBRUARY

PPP06

Mean

1019.1

994.8

1012.3

1016.9

1014.0

1012.7

1016.0

1015.0

1013.9

1011.8

1002.2

1005.1

1011.1

1019.1

JANUARY

994.8

FEBRUARY

Maximum

1039.2

1030.0

1029.9

1032.4

1031.3

1036.1

1028.7

1027.2

1033.1

1031.1

1023.7

1041.8

1032.0

1041.8

DECEMBER

1023.7

NOVEMBER

Minimum

997.2

957.9

982.1

993.2

989.5

996.7

1001.7

995.8

990.1

987.7

975.8

974.1

986.8

1001.7

JULY

957.9

FEBRUARY

PPP09

Mean

1019.5

994.9

1012.5

1017.7

1014.4

1012.8

1016.4

1015.3

1014.2

1012.4

1002.7

1005.6

1011.5

1019.5

JANUARY

994.9

FEBRUARY

Maximum

1040.0

1027.6

1032.3

1032.7

1032.3

1036.6

1029.5

1027.4

1034.0

1031.5

1023.3

1041.7

1032.4

1041.7

DECEMBER

1023.3

NOVEMBER

Minimum

997.6

960.1

980.5

993.0

989.7

997.3

1002.8

996.7

991.2

988.7

978.8

977.5

987.8

1002.8

JULY

960.1

FEBRUARY

PPP12

Mean

1019.6

995.2

1012.1

1018.1

1014.7

1012.8

1016.6

1015.5

1014.2

1012.6

1002.7

1005.8

1011.7

1019.6

JANUARY

995.2

FEBRUARY

Maximum

1040.0

1024.5

1033.4

1032.6

1032.6

1037.0

1029.4

1027.4

1034.5

1030.8

1022.0

1042.8

1032.2

1042.8

DECEMBER

1022.0

NOVEMBER

Minimum

999.8

963.9

974.6

992.6

989.7

998.9

1003.4

997.4

990.8

987.6

979.2

979.6

988.1

1003.4

JULY

963.9

FEBRUARY

PPP15

Mean

1019.3

994.7

1012.1

1017.8

1014.7

1012.6

1016.5

1015.5

1014.0

1012.5

1002.4

1005.6

1011.5

1019.3

JANUARY

994.7

FEBRUARY

Maximum

1039.1

1020.4

1033.1

1033.0

1033.2

1036.6

1029.5

1027.0

1034.0

1031.0

1022.9

1043.3

1031.9

1043.3

DECEMBER

1020.4

FEBRUARY

Minimum

1000.1

963.8

982.3

993.3

989.6

999.9

1003.4

997.6

990.1

985.8

977.3

978.5

988.5

1003.4

JULY

963.8

FEBRUARY

PPP18

Mean

1019.5

994.5

1012.5

1017.5

1014.7

1012.3

1016.2

1015.2

1013.9

1012.6

1002.2

1005.5

1011.4

1019.5

JANUARY

994.5

FEBRUARY

Maximum

1038.6

1017.7

1031.8

1033.2

1033.9

1035.8

1029.5

1026.5

1033.8

1031.0

1023.8

1044.2

1031.7

1044.2

DECEMBER

1017.7

FEBRUARY

Minimum

998.4

962.7

984.8

994.3

990.1

1000.0

1002.8

996.1

988.7

985.3

976.8

977.3

988.1

1002.8

JULY

962.7

FEBRUARY

PPP21

Mean

1019.7

995.0

1012.7

1017.7

1015.0

1012.6

1016.5

1015.4

1014.3

1012.8

1002.2

1005.5

1011.6

1019.7

JANUARY

995.0

FEBRUARY

Maximum

1039.8

1017.4

1030.9

1032.7

1034.8

1035.1

1029.4

1026.7

1034.5

1031.2

1024.4

1044.7

1031.8

1044.7

DECEMBER

1017.4

FEBRUARY

Minimum

997.3

961.3

983.9

993.4

990.8

998.6

1002.2

994.6

989.1

985.6

979.2

976.3

987.7

1002.2

JULY

961.3

FEBRUARY

PPPme24

Mean

1019.5

995.0

1012.1

1017.6

1014.6

1012.7

1016.3

1015.3

1014.1

1012.4

1002.4

1005.6

1011.5

1019.5

JANUARY

995.0

FEBRUARY

Maximum

1038.8

1024.3

1030.9

1031.3

1032.6

1036.1

1029.2

1026.9

1033.0

1030.6

1022.4

1042.1

1031.5

1042.1

DECEMBER

1022.4

NOVEMBER

Minimum

1001.3

965.2

982.5

994.8

990.5

999.5

1003.8

996.5

991.0

987.9

978.0

979.9

989.2

1003.8

JULY

965.2

FEBRUARY

Highest monthly

pressure

1040.0

1035.4

1033.4

1033.2

1034.8

1037.0

1029.5

1027.4

1034.5

1031.5

1024.4

1044.7

1033.8

1044.7

DECEMBER

1024.4

NOVEMBER

Date highest

pressure

31

1

11

11

31

1

19

5

19

29

2

15

Lowest monthly

pressure

997.2

957.9

974.6

992.6

989.5

996.7

1001.4

993.5

988.7

985.3

975.8

974.1

985.6

1001.4

JULY

957.9

FEBRUARY

Date lowest

pressure

13

25

2

28

7

13

31

29

12

7

9

31

CLOUD (okta)

Cloud amount

Mean 00-00 UTC

6.2

6.4

6.5

6.8

6.5

6.5

6.7

5.8

6.0

6.0

6.0

6.1

6.3

6.8

APRIL

5.8

AUGUST

Maximum

8.0

8.0

8.0

8.0

7.9

8.0

8.0

8.0

7.9

7.9

7.9

8.0

8.0

8.0

JANUARY

7.9

MAY

Minimum

3.0

3.7

4.4

2.1

4.3

2.3

2.3

0.6

3.0

3.0

3.0

0.7

2.7

4.4

MARCH

0.6

AUGUST

RELATIVE HUMIDITY (%)

Relative

Mean 00-00 UTC

81.1

80.9

88.1

81.2

84.2

88.4

95.3

92.3

83.0

83.0

83.0

80.5

85.1

95.3

JULY

80.5

DECEMBER

Humidity

Maximum

96.4

92.9

96.6

99.1

96.9

99.1

99.7

100.0

97.9

97.9

97.9

97.7

97.7

100.0

AUGUST

92.9

FEBRUARY

Minimum

59.9

58.7

66.7

56.7

65.7

69.9

88.6

78.1

60.0

60.0

60.0

59.1

65.3

88.6

JULY

56.7

APRIL

::

DAYS WITH:

Number

Hail types 1-4

7

12

10

5

6

0

0

0

0

0

0

0

40

12

FEBRUARY

0

JUNE

of Days

Hail types 5+

0

3

0

0

0

0

0

0

0

0

0

4

7

4

DECEMBER

0

JANUARY

Thunder

0

2

0

0

0

0

0

2

0

0

0

0

4

2

FEBRUARY

0

JANUARY

Fog at 0900 UTC

0

0

0

1

2

1

12

10

2

2

2

0

32

12

JULY

0

JANUARY

Fog in 24 hours

2

2

2

5

7

14

30

16

4

4

4

1

91

30

JULY

1

DECEMBER

Gale

3

17

9

3

1

0

0

0

3

3

3

4

46

17

FEBRUARY

0

JUNE

Snow/Sleet

4

10

8

7

6

0

0

0

0

0

0

4

39

10

FEBRUARY

0

JUNE

Snow lying

0

0

0

0

0

0

0

0

0

0

0

0

0

0

JANUARY

0

JANUARY

Aurora

0

3

3

1

0

0

0

0

1

1

1

1

11

3

FEBRUARY

0

JANUARY

Rain Days >0.1 mm

20

26

24

17

15

10

13

10

18

18

18

23

212

26

FEBRUARY

10

JUNE

Wet Days >0.9 mm

13

23

22

12

11

5

10

7

14

14

14

17

162

23

FEBRUARY

5

JUNE

Air Frost

0

0

1

2

1

0

0

0

0

0

0

0

4

2

APRIL

0

JANUARY

Ground Frost

8

2

3

4

4

0

0

0

1

1

1

5

29

8

JANUARY

0

JUNE

NIL Sunshine

10

8

10

6

2

4

10

3

4

4

4

14

79

14

DECEMBER

2

MAY

WIND DIRECTION

Wind

North

3

1

3

4

4

8

1

1

1

1

1

2

30

8

JUNE

1

FEBRUARY

Direction

North East

2

1

1

3

6

5

2

0

0

0

0

5

25

6

MAY

0

AUGUST

at 0900 UTC

East

1

0

2

3

5

1

4

6

0

0

0

1

23

6

AUGUST

0

FEBRUARY

South East

1

2

4

2

1

6

11

8

5

5

5

7

57

11

JULY

1

JANUARY

South

8

7

5

3

5

2

1

6

3

3

3

5

51

8

JANUARY

1

JULY

South West

7

7

10

4

4

0

5

5

7

7

7

4

67

10

MARCH

0

JUNE

West

5

7

5

6

3

6

7

2

10

10

10

6

77

10

SEPTEMBER

2

AUGUST

North West

4

3

1

5

3

2

0

1

4

4

4

1

32

5

APRIL

0

JULY

Calm

0

0

0

0

0

0

0

2

0

0

0

0

2

2

AUGUST

0

JANUARY

DAILY WIND SPEED (kt)

Wind Speed

Mean

14.0

24.0

19.3

15.9

14.4

13.4

9.2

9.3

15.0

15.0

15.0

15.9

15.0

24.0

FEBRUARY

9.2

JULY

Maximum

27.7

35.1

35.7

26.6

27.6

24.3

26.3

18.4

30.7

30.7

30.7

28.1

28.5

35.7

MARCH

18.4

AUGUST

Minimum

2.4

4.6

8.1

6.4

5.6

5.4

4.9

3.1

5.3

5.3

5.3

5.3

5.1

8.1

MARCH

2.4

JANUARY

Gust 00-00 UTC

Mean

29.7

50.9

40.1

34.1

29.2

26.1

20.7

22.7

32.2

32.2

32.2

34.3

32.0

50.9

FEBRUARY

20.7

JULY

Maximum

51

72

67

64

52

46

48

44

61

61

61

55

56.8

72

FEBRUARY

44

AUGUST

Date highest

gust

13

19

2

3

1

30

1

27

15

15

15

18

 

 

Home ] Up ] January 1997 ] February 1997 ] March 1997 ] April 1997 ] May 1997 ] June 1997 ] July 1997 ] August 1997 ] September 1997 ] October 1997 ] November 1997 ] December 1997 ] Synopsis of Fair Isle's Weather in 1997 ] [ Monthly97 ]
Last edited on 17 January, 2000   Dave Wheeler weatherman@zetnet.co.uk
Web Space kindly provided by Zetnet Services Ltd, Lerwick, Shetland.