| Haytor December 2004 | ||||||||||||||||
| Day | Time | T | RH | Td | Tmax | Tmin | T1 | T10 | T30 | T60 | MSLP | Rain | Gust | Snow | ||
| 1 | 19 | 3.2 | 81 | 0.3 | 5.7 | 2.0 | 2.9 | 4.5 | 6.9 | 7.4 | 1011 | 0.0 | 11 | 0 | ||
| 2 | 19 | 3.8 | 93 | 2.8 | 7.9 | 0.9 | 2.3 | 3.7 | 6.2 | 7.4 | 1017 | 0.0 | 12 | 0 | ||
| 3 | 18 | 6.5 | 86 | 4.3 | 9.2 | -1.5 | 4.2 | 3.8 | 5.6 | 7.0 | 1026 | 0.0 | 7 | 0 | ||
| 4 | 18 | 4.8 | 85 | 2.5 | 10.8 | 3.8 | 3.8 | 5.8 | 6.0 | 6.7 | 1032 | 0.0 | 10 | 0 | ||
| 5 | 20 | 7.8 | 93 | 6.7 | 10.3 | 3.0 | 6.3 | 6.1 | 6.3 | 6.7 | 1033 | 2.1 | 10 | 0 | ||
| 6 | 23 | 4.0 | 92 | 2.8 | 10.2 | 3.7 | 2.4 | 4.6 | 6.7 | 6.7 | 1029 | 0.1 | 12 | 0 | ||
| 7 | 18 | 5.8 | 93 | 4.8 | 9.8 | 3.9 | 4.7 | 6.0 | 6.6 | 7.0 | 1030 | 0.0 | 10 | 0 | ||
| 8 | 18 | 7.1 | 89 | 5.4 | 7.7 | 4.3 | 6.2 | 6.4 | 6.7 | 6.9 | 1029 | 0.0 | 10 | 0 | ||
| 9 | 18 | 5.8 | 87 | 3.8 | 7.2 | 5.7 | 5.4 | 6.4 | 7.0 | 7.0 | 1022 | 0.0 | 12 | 0 | ||
| 10 | 20 | 7.8 | 89 | 6.1 | 7.8 | 4.4 | 6.5 | 6.3 | 7.0 | 7.1 | 1026 | 0.0 | 9 | 0 | ||
| 11 | 18 | 6.3 | 93 | 5.3 | 8.2 | 6.3 | 6.5 | 7.1 | 7.2 | 7.2 | 1027 | 0.0 | 10 | 0 | ||
| 12 | 18 | 5.2 | 92 | 4.0 | 6.3 | 5.0 | 5.0 | 5.8 | 7.3 | 7.3 | 1025 | 0.0 | 15 | 0 | ||
| 13 | 18 | 6.3 | 93 | 5.3 | 6.9 | 4.6 | 6.0 | 6.3 | 7.1 | 7.3 | 1026 | 0.0 | 11 | 0 | ||
| 14 | 18 | 8.8 | 90 | 7.3 | 8.8 | 6.0 | 7.6 | 7.1 | 7.2 | 7.4 | 1022 | 0.0 | 16 | 0 | ||
| 15 | 18 | 9.6 | 93 | 8.5 | 10.0 | 8.5 | 8.8 | 8.2 | 7.8 | 7.4 | 1018 | 0.7 | 18 | 0 | ||
| 16 | 18 | 6.3 | 84 | 3.8 | 10.0 | 5.7 | 4.7 | 6.7 | 8.2 | 7.6 | 1007 | 6.6 | 23 | 0 | ||
| 17 | 18 | 4.1 | 85 | 1.8 | 10.3 | 3.6 | 2.9 | 5.7 | 7.5 | 7.5 | 1009 | 12.6 | 33 | 0 | ||
| 18 | 18 | 6.8 | 93 | 5.7 | 7.5 | 2.7 | 6.0 | 5.7 | 6.8 | 7.4 | 1003 | 7.2 | 15 | 0 | ||
| 19 | 18 | 0.5 | 75 | -3.4 | 10.0 | -0.2 | -0.4 | 2.7 | 6.4 | 6.8 | 1019 | 30.6 | 16 | 1 | ||
| 20 | 21 | 3.5 | 91 | 2.2 | 6.2 | -2.3 | 1.3 | 2.6 | 5.3 | 6.4 | 1018 | 2.5 | 12 | 0 | ||
| 21 | 18 | 2.1 | 91 | 0.8 | 5.6 | 0.6 | 0.3 | 2.6 | 5.0 | 6.1 | 1029 | 3.1 | 19 | 0 | ||
| 22 | 20 | 10.3 | 92 | 9.1 | 10.3 | 1.8 | 8.6 | 7.0 | 5.9 | 6.0 | 1017 | 6.8 | 20 | 0 | ||
| 23 | 18 | 8.7 | 81 | 5.6 | 11.4 | 8.0 | 7.2 | 7.0 | 6.8 | 6.2 | 1011 | 0.1 | 30 | 0 | ||
| 24 | 18 | 4.1 | 90 | 2.6 | 9.3 | 3.8 | 4.1 | 6.4 | 7.0 | 6.4 | 995 | 9.4 | 25 | 0 | ||
| 25 | 18 | -0.2 | 93 | -1.2 | 4.6 | -0.9 | 0.2 | 2.3 | 5.9 | 6.4 | 1001 | 9.8 | 16 | 5 | ||
| 26 | 18 | 1.6 | 86 | -0.5 | 3.3 | -1.8 | 1.2 | 3.0 | 5.1 | 5.9 | 1019 | 4.6 | 15 | 1 | ||
| 27 | 23 | 7.9 | 92 | 6.7 | 7.9 | 0.3 | 6.0 | 3.4 | 4.3 | 5.4 | 1008 | 4.0 | 17 | 0 | ||
| 28 | 23 | 3.6 | 90 | 2.1 | 8.5 | 1.6 | 1.6 | 2.2 | 4.5 | 5.3 | 1022 | 9.8 | 25 | 0 | ||
| 29 | 21 | 10.0 | 92 | 8.8 | 10.0 | 3.1 | 8.0 | 5.4 | 4.6 | 5.2 | 1028 | 1.0 | 22 | 0 | ||
| 30 | 18 | 9.2 | 85 | 6.8 | 11.3 | 8.4 | 7.2 | 5.6 | 5.6 | 5.6 | 1028 | 0.0 | 16 | 0 | ||
| 31 | 21 | 4.1 | 90 | 2.6 | 9.7 | 4.0 | 3.3 | 5.8 | 6.6 | 5.8 | 1027 | 1.6 | 26 | 0 | ||
| Summary | ||||||||||||||||
| ETLA 1971-2000 | ||||||||||||||||
| Number of days recorded | 31 | |||||||||||||||
| Average maximum temperature | 8.5 | 0.7 | ||||||||||||||
| Average minimum temperature | 3.2 | 0.3 | ||||||||||||||
| Average temperature | 5.8 | |||||||||||||||
| Highest temperature | 11.4 | |||||||||||||||
| Day of highest temperature | 23 | |||||||||||||||
| Lowest temperature | -2.3 | |||||||||||||||
| Day of lowest temperature | 20 | |||||||||||||||
| Lowest day maximum | 3.3 | |||||||||||||||
| Day of lowest day maximum | 26 | |||||||||||||||
| Highest night minimum | 8.5 | |||||||||||||||
| Day of highest night minimum | 15 | |||||||||||||||
| Number of days with air frost | 5 | |||||||||||||||
| Average 1cm soil temperature | 4.5 | |||||||||||||||
| Average 10cm soil temperature | 5.2 | |||||||||||||||
| Average 30cm soil temperature | 6.4 | |||||||||||||||
| Average 60cm soil temperature | 6.7 | |||||||||||||||
| Total rainfall | 112.6 | 54% | ||||||||||||||
| Number of rain days (>0.1mm) | 16 | |||||||||||||||
| Number of wet days (>0.9mm) | 15 | |||||||||||||||
| Highest daily fall | 30.6 | |||||||||||||||
| Wettest day | 19 | |||||||||||||||
| Max. gust (kts) (3m agl) | 33 | |||||||||||||||
| Day of highest gust | 17 | |||||||||||||||
| Number of days with snow lying | 3 | |||||||||||||||
| Greatest snow depth | 5 | |||||||||||||||
| Day of most snow lying | 25 | |||||||||||||||
| Number of days snow falling | 6 | |||||||||||||||
| Number of days with sleet | 3 | |||||||||||||||
| Number of days with hail | 2 | |||||||||||||||
| Number of days with large hail | 0 | |||||||||||||||
| Number of days with thunder | 0 | |||||||||||||||
| Number of days with fog (<200m) | 3 | |||||||||||||||
| Day | Weather | |||||||||||||||
| 1 | Sunny spells. Cloudy evening. | |||||||||||||||
| 2 | Sunny spells. | |||||||||||||||
| 3 | Sunny. Turning cloudy PM. | |||||||||||||||
| 4 | Sunny intervals. Cloud at times. | |||||||||||||||
| 5 | Rain overnight. Sunny intervals but mainly cloudy with occasional drizzle. | |||||||||||||||
| 6 | Variable cloud. Sunny intervals. | |||||||||||||||
| 7 | Mainly cloudy. | |||||||||||||||
| 8 | Early fog then cloudy. | |||||||||||||||
| 9 | Cloudy. | |||||||||||||||
| 10 | Cloudy. | |||||||||||||||
| 11 | Cloudy and misty. | |||||||||||||||
| 12 | Cloudy. Occasional very light drizzle. | |||||||||||||||
| 13 | Cloudy. | |||||||||||||||
| 14 | Cloudy. Sunny intervals. | |||||||||||||||
| 15 | Cloudy with occasional rain and drizzle PM. Turning foggy. | |||||||||||||||
| 16 | Spell of rain AM then showers. | |||||||||||||||
| 17 | Rain AM then showers with soft hail. | |||||||||||||||
| 18 | Occasional rain and drizzle AM and bright. Rain in afternoon and evening. Occasional fog. | |||||||||||||||
| 19 | Rain overnight turned to snow. All thawed by 1100. Sunny afternoon. Clear evening. | |||||||||||||||
| 20 | Showery. | |||||||||||||||
| 21 | Sunny spells. | |||||||||||||||
| 22 | Rain at times. Windy. | |||||||||||||||
| 23 | Mainly cloudy with occasional light rain and drizzle. | |||||||||||||||
| 24 | Rain at times turning showery. Sleet and wet snow showers late evening. | |||||||||||||||
| 25 | Frequent snow showers, some heavy. | |||||||||||||||
| 26 | Light snow showers overnight. Hail, sleet and snow showers AM. Thaw of snow. | |||||||||||||||
| 27 | Increasing cloud with rain in evening. Patches snow till evening. | |||||||||||||||
| 28 | Sleet and snow showers AM. Sunny spells. Rain showers PM. | |||||||||||||||
| 29 | Some sun AM. Drizzle in afternoon and evening. | |||||||||||||||
| 30 | Sunny intervals. Cloud at times. | |||||||||||||||
| 31 | Occasional drizzle. Some sun. | |||||||||||||||