Met Office Hadley Centre observations datasets
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Mean Central England Temperature, 2015

Month CET Anomaly notes
January 4.4 0.6
February 4.0 0.3
March 6.4 0.7
April 9.0 1.1
May 10.8 -0.4
June 14.0 -0.2
July 15.9 -0.1
August 15.9 0.1
September 12.6 -1.0
October 11.0 0.4
November 9.8 2.9 provisional, to the 25th

Note that the estimated mean value may not be equal to (max+min)/2 because there is always one more minimum
value than maximum. This discrepancy is exaggerated during the first part of the month and when the nights have
suddenly become significantly colder or warmer.

  • Averages so far this year:-
    • Average CET to October: 10.41
    • Normal CET to October: 10.25
    • Anomaly to October: 0.16
    • Provisional CET anomaly (up to 25th November): 0.36

  • Comparison with Extreme Annual CETs:-

    The highest annual mean CET ever recorded was 10.95, which is 1.44 higher than normal. To beat this record the
    anomaly must be higher than 11.28 for the remainder of this year

    The lowest annual mean CET ever recorded was 6.86, which is -2.65 lower than normal. To beat this record the
    anomaly must be lower than -30.19 for the remainder of this year

  • This year's Daily Data to date (Estimated values)
    This year's finalised Daily Data to date

    Note that anomalies (and normals) quoted here are w.r.t. the period 1961-1990. This is the current standard period  
    of reference for climatological data as recommended by the WMO (World Met. Organisation).

Please click below to see full-size images

Daily CET for this year

Annual CET

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