Exceptionally Mild
Temperatures
The average maximum temperature during October 2022 in Shoreham was 18.8 Celsius (66F), and that was around 3 Celsius (>5F) above normal for the time of year. The average minimum temperature was 12.0 Celsius (54F), and that was more than 2 Celsius (4F) above average for October. Overall, it was the mildest October in the area for at least 142 years. The only October that approached this October in warmth was that of 1948, when the temperature, using statistics from Beach House Park Worthing, was around 0.3 Celsius (<1F) less mild.
The highest temperature recorded during the month was 21.1 Celsius (70F) on the 29th. This was the highest known temperature in the area so late in the autumn. On 4 other occasions, the 3rd, 18th, 19th and 23rd, maxima reached, or exceeded 20 Celsius (68F), with the highest value of 20.8 Celsius (69F) recorded on the 18th. In a very consistently mild month, all other days, bar 2, had maximum temperatures between 17 and 20 Celsius (63-68F). The 2 slightly less mild days were the 14th, with a high of 16.8 (62F), and the 30th with a maximum of 16.7 Celsius (62F). These 2 less mild days still had maximum temperatures around 1 Celsius (<2F) above the October average.
There were many mild nights during October, and on 3 occasions the temperature stayed above 16 Celsius (61F). On the 5th, a low of 16.7 Celsius (62F) was recorded, and on both the 23rd and 26th a minimum of 16.2 Celsius (61F) occurred. A further 4 nights had minima above 15 Celsius (59F). On many nights (11) minimum temperatures were between 12 and 15 Celsius (54-59F), but there were some cooler nights, these mainly occurring during the first half of October. On 8 nights the temperature dipped below 10 Celsius (50F), but only 1 of these cooler nights occurred after mid month. On the 18th, a minimum of 7 Celsius (45F) occurred, but between the 6th and 12th there were 4 nights with minima below 7 Celsius (45F), and 2 of these nights had temperatures under 6 Celsius. The 12th had a low of 5.8 Celsius (42F) and 5.7 Celsius (42F) was recorded on the 9th.
The sea temperature decreased erratically from 17 Celsius (63F) at the beginning of October to 16 Celsius (61F) at the end of the month.
Frost
There was no frost in Shoreham during October. The lowest grass temperature was 3.3 Celsius (38F), recorded on the 12th.
Rain
Rainfall in October amounted to 81.4 millimetres (3.2 ins.), which was about 30% below average. Measurable rain fell on 21 days, which was 2 days above the average, and wet days (when 1 millimetre (0.04 ins.), or more, of rain falls) numbered 14, which was 1 day above the average. The first 11 days of the month were changeable, but 4 days were completely dry, and the total for the period was only 8.8 millimetres (0.35 ins.) The highest daily total during this period was 3.0 millimetres (0.1 ins.) on the 1st. On the night of the 12th/13th there was heavy rain and this amounted to 14.6 millimetres (0.57 ins.), making the 12th the wettest day of the month. A further 13.2 millimetres (0.52 ins.) was recorded on the 16th, and during the second half of October there was only 1 completely dry day, that was the 18th. However, on most days, amounts were quite small. The exceptions were the 20th with 6 millimetres (0.24 ins.), the 22nd with 5.4 millimetres (0.21 ins.) and the 23rd with 12.4 millimetres (0.49 ins.). Both the 29th and 31st each had 4 millimetres (0.16 ins.)
Hail
No hail was observed in this part of Shoreham.
Thunder
Thunderstorms occurred on 2 days during October. On the 20th a storm lasted for about half hour around mid-morning. On the 20th there was thunder and lightning for 20 minutes before dawn.
Snow
No sleet or snow occurred in Shoreham.
Wind
Pressure was close to average for October with the main centres of the anticyclones to the south and east of the British Isles. As a result, southwesterly winds prevailed and accounted for over half the daily readings. Winds were often quite brisk, except during the second week of the month when they were lighter and more variable in direction. At Shoreham Airport, southwesterly gusts reached 39 knots (45 mph) on the afternoon of the 5th, and 31 knots (34 mph), also from the southwest, was recorded in the evening of the 7th. After the spell with lighter winds, southwesterly gusts of 34 knots (39 mph) were recorded on the evening of the 15th, and 36 knots (41 mph) on the evening of the 21st. The late evening of the 23rd and the early hours of the 24th were particularly windy with southwesterly gusts rising from 39 knots (45 mph) at 2200 UTC , to 47 knots (55 mph) at 0200 UTC. A southwesterly gust of 31 knots (34 mph) was recorded late in the morning on the 26th, and on the last day of the month the final 2 hours of the evening became windy with southwesterly gusts reaching 42 knots (48 mph).
Fog
No fog was observed in this part of Shoreham.
Statistics for October 2022
| Reporting Site | Highest Temp | Lowest Temp | Rain Total (mm) | Wettest | Rain days |
| Shoreham A/P | 19.9 | 3.6 | 99 | 20 | 17 |
| Thorney Island | 19.7 | 4.4 | 155 | 63 | 22 |
| Gatwick A/P | 21.8 | 1.3 | 142 | 29 | 19 |
| Herstmonceux | 20.5 | 4.7 | 114 | 24 | 19 |
| Bournemouth (Hurn) | 20.1 | 0.3 | 91 | 19 | 22 |
| Middle Wallop | 20.2 | 1.6 | 138 | 33 | 22 |
| Dieppe | 22.2 | 3.7 | 38 | 19 | 17 |