Royston (Iceni) Weather Station
Daily Weather Observations - NOVEMBER 1999
| Date | Max | Min | Grass | Earth | Sunshine | Rainfall | Wind | Mean | Max | Cloud | Mean | Mean | Mean | Fog | Fog | Snow | Snow | Hail | Thunder | Date |
| Temp | Temp | Min | (30cm) | (Hrs) | (MM) | Direc- | Wind | Gust | Cover | MSL | Rel. | Temp | (vis.< | (vis.< | or | Lying | 00/00h | 00/00h | ||
| (°C) | (°C) | Temp | Temp | 00/00h | 09/09h | tion | Speed | Speed | (Oktas) | Pressure | Humd | (°C) | 1000m) | 200m) | Rain/ | (>50% | ||||
| 09/09h | 09/09h | (°C) | (°C) | 09h | (mph) | (mph) | 09h | (mb) | (%) | 00/00h | 09h | 09h | Snow | cover | ||||||
| 09/09h | 09h | 00/00h | 00/00h | 00/00h | 00/00h | 00/00h | 09h) | |||||||||||||
| 1 | 16.5 | 11.5 | 9.9 | 11.0 | 0.64 | 0.5 | SW | 8.8 | 41 | 8 | 1005.1 | 85.1 | 13.4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 2 | 12.7 | 9.0 | 7.1 | 11.5 | 7.65 | 0.0 | SW | 6.2 | 28 | 3 | 1016.7 | 78.7 | 9.4 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| 3 | 15.4 | 6.2 | 4.6 | 10.4 | 5.61 | 0.0 | SW | 4.9 | 18 | 7 | 1027.0 | 88.9 | 9.9 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
| 4 | 13.0 | 7.5 | 5.5 | 10.1 | 3.20 | 0.0 | S | 4.4 | 25 | 2 | 1019.9 | 88.0 | 9.9 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
| 5 | 11.8 | 8.0 | 5.6 | 10.1 | 0.16 | 6.6 | S | 9.2 | 41 | 8 | 996.8 | 88.9 | 9.2 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
| 6 | 9.9 | 5.2 | 3.0 | 9.9 | 6.85 | 0.0 | NW | 8.7 | 37 | 0 | 1008.4 | 77.3 | 6.6 | 0 | 0 | 0 | 0 | 0 | 0 | 6 |
| 7 | 10.4 | 2.8 | 0.1 | 8.8 | 3.89 | 0.0 | W | 4.2 | 16 | 2 | 1025.1 | 86.2 | 7.1 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
| 8 | 12.1 | 9.0 | 7.1 | 8.9 | 0.16 | 0.9 | W | 2.1 | 14 | 8 | 1030.5 | 90.9 | 10.1 | 0 | 0 | 0 | 0 | 0 | 0 | 8 |
| 9 | 11.9 | 8.1 | 7.9 | 9.8 | 1.28 | 0.0 | N | 1.2 | 23 | 7 | 1037.5 | 95.0 | 8.4 | 0 | 0 | 0 | 0 | 0 | 0 | 9 |
| 10 | 10.0 | 4.8 | 2.2 | 9.5 | 0.01 | 0.1 | N | 3.3 | 25 | 8 | 1038.2 | 96.0 | 7.3 | 0 | 0 | 0 | 0 | 0 | 0 | 10 |
| 11 | 9.1 | 5.0 | 2.1 | 9.3 | 0.04 | 0.5 | N | 2.4 | 18 | 8 | 1036.2 | 94.1 | 7.6 | 0 | 0 | 0 | 0 | 0 | 0 | 11 |
| 12 | 9.7 | 3.8 | 0.4 | 9.4 | 4.94 | 0.0 | NE | 0.8 | 14 | 0 | 1030.4 | 88.5 | 6.4 | 0 | 0 | 0 | 0 | 0 | 0 | 12 |
| 13 | 9.5 | 1.5 | -2.0 | 8.6 | 0.23 | 0.4 | NE | 1.3 | 18 | 6 | 1025.6 | 96.7 | 6.1 | 0 | 0 | 0 | 0 | 0 | 0 | 13 |
| 14 | 9.7 | 7.6 | 6.6 | 9.0 | 0.19 | TR | N | 2.5 | 21 | 8 | 1021.4 | 89.4 | 7.6 | 0 | 0 | 0 | 0 | 0 | 0 | 14 |
| 15 | 8.0 | 3.1 | -0.6 | 8.9 | 3.26 | 1.5 | NW | 0.7 | 12 | 7 | 1021.6 | 87.9 | 5.7 | 0 | 0 | 0 | 0 | 0 | 0 | 15 |
| 16 | 8.5 | 4.4 | 3.0 | 8.5 | 3.70 | 0.2 | W | 4.0 | 21 | 3 | 1014.1 | 91.4 | 4.7 | 0 | 0 | 0 | 0 | 0 | 0 | 16 |
| 17 | 5.5 | 1.1 | -1.0 | 7.7 | 6.43 | 0.0 | NW | 4.9 | 28 | 6 | 1015.0 | 80.8 | 2.0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 |
| 18 | 5.3 | 0.0 | -2.5 | 6.6 | 4.73 | 1.6 | NW | 5.6 | 35 | 0 | 1010.4 | 85.6 | 2.4 | 0 | 0 | 0 | 0 | 0 | 0 | 18 |
| 19 | 5.6 | 1.4 | -0.6 | 6.1 | 2.33 | 1.9 | N | 4.8 | 37 | 5 | 1018.4 | 92.7 | 3.3 | 0 | 0 | 0 | 0 | 0 | 0 | 19 |
| 20 | 5.8 | 1.4 | -1.0 | 6.0 | 1.83 | 0.5 | N | 2.4 | 25 | 2 | 1021.8 | 90.3 | 3.0 | 0 | 0 | 0 | 0 | 1 | 0 | 20 |
| 21 | 6.8 | 0.5 | -2.7 | 6.0 | 3.31 | 0.2 | CALM | 0.7 | 12 | 1 | 1018.6 | 89.1 | 2.9 | 0 | 0 | 0 | 0 | 0 | 0 | 21 |
| 22 | 7.9 | 2.9 | 1.9 | 6.0 | 0.00 | 0.3 | W | 4.9 | 21 | 8 | 1013.9 | 89.7 | 4.9 | 0 | 0 | 0 | 0 | 0 | 0 | 22 |
| 23 | 11.0 | 4.9 | 2.5 | 6.3 | 2.92 | 0.0 | SW | 5.1 | 21 | 8 | 1019.5 | 90.9 | 7.8 | 0 | 0 | 0 | 0 | 0 | 0 | 23 |
| 24 | 12.9 | 8.7 | 8.0 | 7.0 | 1.96 | 0.2 | SW | 9.3 | 30 | 7 | 1020.9 | 88.3 | 10.6 | 0 | 0 | 0 | 0 | 0 | 0 | 24 |
| 25 | 12.6 | 10.4 | 9.0 | 7.8 | 6.44 | 0.0 | W | 7.7 | 32 | 5 | 1022.7 | 87.7 | 10.8 | 0 | 0 | 0 | 0 | 0 | 0 | 25 |
| 26 | 10.2 | 9.8 | 8.4 | 8.0 | 0.99 | 3.7 | SW | 10.1 | 44 | 8 | 1015.6 | 85.7 | 9.7 | 0 | 0 | 0 | 0 | 0 | 0 | 26 |
| 27 | 12.2 | 5.0 | 2.5 | 8.1 | 4.97 | 0.0 | SW | 4.9 | 21 | 0 | 1018.0 | 89.9 | 7.3 | 0 | 0 | 0 | 0 | 0 | 0 | 27 |
| 28 | 12.7 | 7.3 | 6.0 | 7.8 | 4.09 | 3.6 | S | 11.2 | 44 | 2 | 1011.7 | 82.4 | 10.9 | 0 | 0 | 0 | 0 | 0 | 0 | 28 |
| 29 | 8.0 | 7.9 | 7.2 | 8.1 | 0.00 | 2.6 | CALM | 1.5 | 30 | 8 | 1019.5 | 93.6 | 7.2 | 0 | 0 | 0 | 0 | 0 | 0 | 29 |
| 30 | 11.9 | 2.5 | -1.6 | 7.5 | 0.18 | 0.1 | SW | 10.5 | 46 | 8 | 1021.2 | 88.0 | 7.1 | 0 | 0 | 0 | 0 | 0 | 0 | 30 |
| Mean/ | 10.2 | 5.4 | 3.3 | 8.4 | 81.99 | 25.4 | X | 4.9 | X | 5.1 | 1020.1 | 88.6 | 7.3 | 0 | 0 | 0 | 0 | 1 | 0 | Mean/ |
| Total | (+0.7) | (+0.8) | (123%) | (48%) | Total |
Differences from average shown in red. Reference periods used are as follows: Temperature 25 Years 1973/1997; rainfall 35 Years 1956/1990; sunshine 30 Years 1961/1990.
Additional data: Rainfall duration 41.1 hours; air frost duration NIL hours.
Click on the links below to access this month's Graphs and Charts.....
1. Daily Maximum & Minimum Temperatures 2. Daily Rainfall 3. Daily Sunshine
4.Daily Maximum Gust & Mean Wind Speed 5. Daily Mean MSL Air Pressure
6. Daily Mean Relative Humidity 7. Thermograph 8. Barograph 9. Hygrograph 10. Anemograph
...and for a text report of the November 1999 weather in Royston click on the link below
Bright Autumn sunshine filters through the beech trees on to a carpet of leaves in the Newmarket Road Plantation, Royston at 1243 GMT on 3rd November 1999. This was a very pleasant Autumn day in Royston with a sunshine duration of 5.6 hours, and the temperature reaching 15.4°C after an overnight minimum of 6.2°C.
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(This page last updated 18th March 2002 2119 GMT)