Shown below are monthly weather summaries from the University of Reading (Berkshire, UK) climatological station. Observations are made each day at 0900 GMT.
Year | 2023 | 2023 | 2023 | 2023 |
---|---|---|---|---|
Month | December | November | October | September |
Number of days with data used | 1 | 30 | 31 | 30 |
Average air temperature (C) | 8.1 | 13.2 | 17.9 | |
Difference from average (degC) | +0.2 | +1.7 | +3.0 | |
Average daily maximum temperature (C) | 11.5 | 17.1 | 22.7 | |
Difference from average (degC) | +0.5 | +2.0 | +3.4 | |
Highest air temperature (C) | 15.6 | 24.0 | 31.4 | |
Average daily minimum temperature (C) | -2.8 | 4.6 | 9.3 | 13.0 |
Difference from average (degC) | -6.4 | -0.1 | +1.4 | +2.6 |
Lowest air temperature (C) | -2.8 | -3.6 | -0.4 | 6.8 |
Air frosts (days) | 1 | 3 | 1 | 0 |
Difference from average (days) | +0.7 | -0.9 | +0.1 | 0.0 |
Lowest grass minimum temperature (C) | -6.3 | -6.5 | -3.8 | 1.0 |
Ground frosts (days) | 1 | 13 | 4 | 0 |
Difference from average (days) | +0.4 | -0.9 | -4.2 | -3.8 |
Precipitation total (mm) | 87.5 | 116.2 | 78.8 | |
Percentage of average | 121 | 157 | 158 | |
Greatest 24-hour total (mm) | 22.8 | 19.9 | 32.4 | |
Rain days (0.2 mm or more) (days) | 19 | 17 | 10 | |
Difference from average (days) | +3.2 | +2.9 | -1.4 | |
Electronic sunshine total (KZ recorder) (h) | 88.4 | 133.9 | 185.4 | |
Sunshine total (C/S recorder) (h) | 71.6 | 108.1 | 156.2 | |
Percentage of average | 120 | 100 | 109 | |
Greatest daily total (h) | 6.3 | 8.5 | 10.8 | |
Number of sunless days | 9 | 4 | 0 | |
Difference from average (days) | +0.1 | -1.6 | -2.6 | |
Average daily solar irradiance (MJ/m2) | 3.5 | 6.9 | 11.7 | |
Difference from average (MJ/m2) | +0.2 | +0.6 | +0.9 | |
Highest daily total (MJ/m2) | 6.38 | 11.48 | 18.95 | |
Average mean sea level pressure (mb) | 1008.2 | 1004.2 | 1007.7 | 1014.8 |
Difference from average (mb) | -6.3 | -9.3 | -6.8 | -1.8 |
Average 10 cm soil temperature (C) | 1.0 | 7.1 | 12.8 | 18.0 |
Difference from average (degC) | -4.7 | +0.2 | +2.2 | +3.5 |
Average 30 cm soil temperature (C) | 6.9 | 10.2 | 14.8 | 17.8 |
Difference from average (degC) | -1.2 | +0.8 | +2.1 | +2.1 |
Average 100 cm soil temperature (C) | 10.7 | 12.4 | 15.7 | 17.4 |
Difference from average (degC) | +0.7 | +1.1 | +1.8 | +1.6 |
Days with snow/sleet falling | 0 | 0 | 0 | 0 |
Difference from average (days) | -0.0 | -0.3 | -0.1 | 0.0 |
Days with 50% snow cover at 0900 GMT | 0 | 0 | 0 | 0 |
Difference from average (days) | -0.0 | 0.0 | 0.0 | 0.0 |
Days with thunder heard | 0 | 0 | 1 | 3 |
Difference from average (days) | -0.0 | -0.3 | +0.3 | +2.4 |
Days with fog at 0900 GMT | 0 | 0 | 0 | 0 |
Difference from average (days) | -0.1 | -2.4 | -1.4 | -0.8 |