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2003 Dry and mild with a warm extended summer
In the year of the American led invasion of Iraq, the last of the original style Volkswagon Beetles were manufactured in Mexico, and the Concorde aircraft made its final commercial flight. In the music world, Black Eyed Peas with 'Where is the Love' was the biggest selling band during 2003. The Los Angeles 'Rappers' were number 1 in the charts for 6 weeks during the autumn.
Weather Notes:-
16th/17th April - Maxima of 27°C in England, Wales and Scotland; with new National April highs for the latter 2 countries.
9th August - The temperature reached 41°C at Perl-Nennig,  Saarland (Germany)
10th August - Temperatures reached 38°C in, and around, London. These were the highest temperatures ever recorded in the UK.

In London...
 Temperature11.5°C  Rainfall484.5 mm  Warmest 36.7°C
 Sunshine1716 hrs   Coldest -6.1°C

January
Very sunny,  but wet with temperatures close to normal. 
 Mean Temperature 5.5 °C  
 Monthly highest 16.9°C  Total Rain 76 mm
 Monthly Lowest -6.1°C Total Sun 96 hrs

After a mild and wet first 3 days, the month became much colder with frost and snow. On the morning of the 9th snow lay 4cm deep, and on the morning of the 12th the minimum was minus 6.1°C. Only 2 more frosts occurred during the month as milder, often wet, weather returned. On the 27th, the temperature reached 16.9°C. The last 2 days of the month were cold with the fairly rare phenomenon of thunder with snow on the 30th.
 
February Very sunny, dry and rather cold
 Mean Temperature 5.2 °C  
 Monthly highest 14.4°C  Total Rain 20 mm
 Monthly Lowest -5.4°C Total Sun 106 hrs

The month started with snow falling but this quickly turned to rain as milder air spread from the west. The first 12 days were then unsettled with rain or wintery showers and sunshine, alternating.  No measurable rain fell between the 13th and 26th but during this period cold, frosty weather, with a high of 3.8°C on the 13th,  gave way to much milder conditions with highs above 14°C on the 24th,26th and 27th.

March - Very sunny, dry and rather mild. 
 Mean Temperature 8.9 °C  
 Monthly highest 19.4°C  Total Rain 18 mm
 Monthly Lowest -2.1°C Total Sun 188 hrs

The first 12 days of the month were unsettled with plenty of cloud and occasional rain. Temperatures were generally near, or rather below, normal. After the 12th, no more measurable rain fell. There were many sunny days, and although there was the occasional slight frost,  3 in total for the month, daytime temperatures rose into the mild or very mild category. On the 23rd, the high was 19.4°C.  

AprilVery dry, sunny and rather mild. 
 Mean Temperature 10.4 °C  
 Monthly highest 25.8°C  Total Rain 23 mm
 Monthly Lowest -2.5°C Total Sun 163 hrs

The first week was mixed but on the 4th, the temperature rose to 20.1°C. The second week was mostly cold with overnight frosts, and on the 10th there was snow in the morning. However, in this month of contrasts, temperatures rose, and during the third week there were 4 consecutive days with the temperature over 20°C.. On the 16th, the maximum reached 25.8°C. The remainder of the month was mostly unsettled and mild.l
  
MayRather dry with temperatures and sunshine close to average.
 Mean Temperature 13.2 °C  
 Monthly highest 27.6°C  Total Rain 35 mm
 Monthly Lowest 2.5°C Total Sun 178 hrs

There were showers, or longer spells of rain, on the first 2 days followed by a week of mainly settled weather. On the 4th the temperature rose to 22.3°C.. From the 11th to the 21st it was very unsettled and thundery with temperatures mostly below normal. The remainder of the month was largely dry. It gradually became warmer and the last 4 days of the month were very warm. On the 31st the maximum temperature was 27.6°C.

June - Very warm, dry and rather sunny.
 Mean Temperature 17.7 °C  
 Monthly highest 26.9°C  Total Rain 32 mm
 Monthly Lowest 7.9°C Total Sun 208 hrs

Most days during this month were warm without being excessively hot. The 6th was the only day with a maximum below 20°C. The 15th was the warmest day with a maximum of 26.9°C, but there were 3 further days with highs of 25°C or more, all of these in the second half of the month.  There were 4 days with thunder, but apart from 22nd, when 14mm of rain were recorded, most of the rain was light. 

July - Temperatures, rainfall and sunshine close to normal.
 Mean Temperature 18.9 °C  
 Monthly highest 32.4°C  Total Rain 40 mm
 Monthly Lowest 10.3°C Total Sun 170 hrs
  
The first week was rather cool or cool, with maxima below 20°C. on the 1st, 3rd and 5th.  It was thundery at first but the second week was dry and warm or very warm, and on the 15th it was hot with a maximum temperature of 32.4°C. The remainder of the month was unsettled with rain and sun alternating. The rain, although thundery at times, was only heavy in short bursts, and daily totals were under 10mm.
 
August - Hot,  dry and rather sunny.
 Mean Temperature 20.5 °C  
 Monthly highest 36.7°C  Total Rain 18 mm
 Monthly Lowest 6.8°C Total Sun 208 hrs

A cool opening day of the month was followed the next day by the start of a 2 week heatwave. Temperatures exceeded 30° C on 9 occasions, and on the 10th the maximum was 36.7°C. Temperatures mostly reverted to near normal after the 15th, and the last 4 days were cool with maxima of under 18° C on the 28th and 29th. Only 2mm of rain fell during the first 27 days, but then thundery rain gave 12mm on the 28th.
 
September - Very dry and sunny with temperatures close to normal.
 Mean Temperature 15.3 °C  
 Monthly highest 27.6°C  Total Rain 9 mm
 Monthly Lowest 1.0°C Total Sun 183 hrs

There were many warm days during September, and around the middle of the month the temperature exceeded 26°C on 5 occasions. The maximum value was 27.6°C on the 16th. The nights were generally quite cool and on the night of the 23rd/24th the minimum temperature was 1°C. The very dry ground under clear night skies was responsible for the low minima, and although rain was recorded on 6 days the total was miserly.

October - Cold, dry and sunny.
 Mean Temperature 10.1 °C  
 Monthly highest 20.4°C  Total Rain 31 mm
 Monthly Lowest -2.7°C Total Sun 134 hrs

Apart from some rain during the opening days, the first 3 weeks of the month were dry and fairly mild. The temperature on the 8th reached 20.4° C, with 4 further highs above 18°C during the first fortnight. Thereafter, it was colder and more unsettled with several frosty nights. The maximum on both the 22nd and 29th was only 9°C. Although the end of October was wet, the 11mm on the 30th was the only total exceeding 5mm..
 
NovemberVery wet, mild and fairly sunny.
 Mean Temperature  9.5 °C  
 Monthly highest 18.1°C  Total Rain 125 mm
 Monthly Lowest -2.4°C Total Sun 76 hrs

The beginning of the second week was cold, otherwise the first 3 weeks were mostly mild. On the 6th the temperature reached 18.1°C. The weather was unsettled but rainfall amounts were generally small. From the 21st to the end of the month it was colder and on the night of the 27th/28th the only air frost occurred. It was wet between the 20th and the 23rd with a total of 80mm falling, with 57mm falling in the 48 hours from 0900 UTC on the 22nd.  
 
December Very sunny with temperatures and rainfall close to normal.
 Mean Temperature 6.0 °C  
 Monthly highest 13.7°C  Total Rain 57 mm
 Monthly Lowest -4.1°C Total Sun 66 hrs
 
This was a changeable month with frequent spells of rain, but amounts of rain were mostly small with 7 daily totals exceeding 5mm.  but with only 1 total over 8mm. Cold and mild weather regularly alternated, although the last 4 days of the month were cold. The temperature rose to 13.7°C on the 13th, but only to 3.3°C. on the 22nd. No snow fell, but there was a little sleet on the morning of the 29th.

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