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For individual months:
the average speed on the Strategic Road Network (SRN) is estimated to be 58.9 mph in October and 57.9 mph in November
the average delay on the SRN in England was 9.4 seconds per vehicle per mile in October and 10.2 seconds per vehicle per mile in November
for the reliability of travel times on the SRN in England, 71% additional time was needed on average on individual road sections to ensure on time arrival in October. For the month of November, 77% additional time was needed
Statistics for December 2015 are expected to be published in the relevant statistical tables in March 2016. For more information, please see the statistical release.