October 2020 was cooler than average (9.65°C versus an average of 10.53), wetter than average (53.20 mm versus an average total of 52.16) and calmer than average (a wind run of 2559 miles versus an average of 2665).
October was a very average month weather-wise, with little of note. The highest temperature was 16.7°C recorded at 14:47 on the 20th, 2.3°C below the October average high. The lowest temperature was 3.2°C recorded at 08:00 on the 13th. There were no frost days. The average for the month was 9.7°C, 0.8°C below the October mean. The average daily high was 13.0°C, 0.8°C below the average. The average daily low was 6.5°C, 0.9°C below the mean.The warmest day was the 21st with an average temperature of 13.2°C, whilst the coldest day was the 27th and 28th with an average temperature of 7.4°C
The average wind chill in the month was 9.1°C with the average dew point being 8.1°C. The high dew point was 13.9°C recorded at 11:34 on the 30th. There were 37.6 hours of sunshine, 22.1 hours below the October average. The sunniest day was the 12th with 3.27 hours.
Rainfall in the month totalled 53.2 millimetres, 2.0 millimetres above the October average. Rainfall was recorded on 25 days with no snow.. The yearly total is now 479.6 millimetres, 104% of the normal for the end of October. The wettest day was the 9th with 9.8 millimetres of rain being recorded. The highest rain rate was 23.0 millimetres per hour, recorded at 16:08 on the 24th.
Wind speeds were below average, with the highest wind gust speed of 31 mph being recorded at 10:22 on the 31st. The maximum wind speed was 16 mph at 14:13 on the 31st. The wind run was 2558.8 miles, 310.3 miles below the October average. The average gust speed in the month was 5.3 mph, and the average wind speed was 3.5 mph. The predominant direction was south south-westerly (198°).
The highest barometric pressure of 1026.9 millibars was at 22:42 on the 15th. The lowest pressure was 975.4 millibars, the lowest since 975.3 millibars was recorded on February 9th 2020, and a record October low, beating the 976.1 millibars set on October 31st 2012. The average pressure in the month was 1005.5 millibars. The highest humidity was 99% and the monthly average humidity was 90%. The lowest humidity was 65% at 17:14 on the 1st.
The maximum high solar radiation recorded at 12:38 on the 10th was 782 w/m². The average solar radiation for the month was 50 w/m². The highest U.V. Index was 2.0 at 12:36 on the 7th.