| START | END | LOCATION | OPERATIONS | RANK | DAY | NIGHT | AIRCRAFT |
| 11 May 1938 |
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| 20th birthday |
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| 18 May 1938 | 24 Feb 1939 | No. 3 Flying Training School RAF, Brough | Flight training Brough, Uxbridge, South Cerney | F/Lt | 156 |
| B2, Hart,, Audax, Airspeed, Oxford |
| 5 May 1939 | 28 May 1940 | 84 Sqdn Shaibah (Basrah) | Operational training | F/Lt | 205 |
| Valencia, Singapore, Blenheim |
| 11 May 1939 |
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| 21st birthday |
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| 3 Sep 1939 |
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| Germany invaded Poland: War declared |
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| 11 May 1940 |
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| 22nd birthday |
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| 26 May 1940 | 4 Jun 1940 |
| Dunkirk evacuation |
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| 1 Jun 1940 | 4 Jun 1940 | 40 Sqdn | Shaibah, Habbaniya, Heliopolis, Alexandria, Crete | 2nd Pilot |
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| Blenheim, Valencia, Short |
| 4 Jun 1940 | 6 Jun 1940 | 40 Sqdn | Crete, Malta, Tunis, Marseille,Biscarrosse, Poole | 2nd Pilot |
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| Sunderland |
| 6 Jun 1940 |
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| Meets Antonia Lisby at Poole ice skating rink |
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| 7 Jun 1940 | 23 Jun 1940 | 101 Sqdn West Raynham |
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| 12 Jun 1940 |
| A Flight, 40 Sqdn Wyton (Huntingdon)
| | F/Lt O.C.
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| Blenheim lV
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| 18 Jun 1940 |
| | Marries Antonia Lisby at Milford on Sea
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| 27 Jun 1940 |
| A Flight, 40 Sqdn Wyton | Recco Calais-Boulogne bombing | F/Lt O.C. | 3.1 |
| Blenheim lV |
| 1 Jul 1940 | | A Flight, 40 Sqdn Wyton | Photo recco St Valery-sur-Somme | F/Lt O.C. | 2.5 | | Blenheim lV |
| 10 Jul 1940 | | | Battle of Britain starts | | | | |
| 7 Aug 1940 |
| A Flight, 40 Sqdn Wyton | Attack on Brest | F/Lt O.C. | 4.05 |
| Blenheim lV |
| 14 Aug 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Lisieux | F/Lt O.C. |
| 3.1 | Blenheim lV |
| 18 Aug 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Lisieux | F/Lt O.C. |
| 3.45 | Blenheim lV |
| 23 Aug 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Lisieux | F/Lt O.C. |
| 3.35 | Blenheim lV |
| 26 Aug 1940 |
| A Flight, 40 Sqdn Wyton | Lannion | F/Lt O.C. |
| 4.45 | Blenheim lV |
| 31 Aug 1940 |
| A Flight, 40 Sqdn Wyton | Bombed shipping at Emden | F/Lt O.C. |
| 3.45 | Blenheim lV |
| 4 Sep 1940 |
| A Flight, 40 Sqdn Wyton | Bombed St Omer | F/Lt O.C. |
| 3.3 | Blenheim lV |
| 8 Sep 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Ostende | F/Lt O.C. |
| 2.45 | Blenheim lV |
| 10 Aug 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Ostende | F/Lt O.C. |
| 2.15 | Blenheim lV |
| 14 Aug 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Ostende | F/Lt O.C. |
| 2.3 | Blenheim lV |
| 18 Aug 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Ostende | F/Lt O.C. |
| 3.3 | Blenheim lV |
| 23 Aug 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Calais Harbour | F/Lt O.C. |
| 1.55 | Blenheim lV |
| 25 Aug 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Boulogne | F/Lt O.C. |
| 3.1 | Blenheim lV |
| 30 Sep 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Ostende | F/Lt O.C. |
| 3.2 | Blenheim lV |
| 8 Oct 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Flushing | F/Lt O.C. |
| 3.2 | Blenheim lV |
| 12 Oct 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Dunkerque | F/Lt O.C. |
| 2.55 | Blenheim lV |
| 15 Oct 1940 |
| A Flight, 40 Sqdn Wyton | Ruhr Valley, bombed Flushing | F/Lt O.C. |
| 3.5 | Blenheim lV |
| 27 Oct 1940 |
| A Flight, 40 Sqdn Wyton | Bombed Cologne | F/Lt O.C. |
| 3.55 | Blenheim lV |
| 31 Oct 2040 |
| Battle of Britain ends |
| 9.65 | 51.95 |
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| 1 Nov 1940 | 19 May 1941 | 13 Operation Training Unit, Bicester | Various operational and training flights | F/Lt | 92 |
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| Grand total hours to date |
| 634 |
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| 11 May 1941 |
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| 23rd birthday |
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| 4 Jun 1941 |
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| Clive Colenso born |
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| 22 May 1941 | 28 May 1941 | A Flight 101 Sqdn | Various operational and training flights | F/Lt O.C. |
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| 11 Jun 1941 | 16 Jun 1941 | 101 Sqdn Raynham & Oakington | Various operational and training flights | S/Ldr |
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| 17 Jun 1941 |
| 101 Sqdn Raynham & Oakington | Operations Rotterdam | S/Ldr |
| 3 | Wellington |
| 20 Jun 1941 |
| 101 Sqdn Raynham & Oakington | Operations Cologne | S/Ldr |
| 3.5 | Wellington |
| 25 Jun 1941 |
| 101 Sqdn Raynham & Oakington | Operations Rotterdam | S/Ldr |
| 4.5 | Wellington |
| 27 Jun 1941 |
| 101 Sqdn Raynham & Oakington | Operations Den Helder | S/Ldr |
| 2.3 | Wellington |
| 29 Jun 1941 |
| 101 Sqdn Raynham & Oakington | Operations Bremen | S/Ldr |
| 4.3 | Wellington |
| 1 Jul 1941 |
| 101 Sqdn Raynham & Oakington | Operations Brest | S/Ldr |
| 5.45 | Wellington |
| 5 Jul 1941 |
| 101 Sqdn Raynham & Oakington | Operations Besenfeld | S/Ldr |
| 4.3 | Wellington |
| 9 Jul 1941 |
| 101 Sqdn Raynham & Oakington | Operations Osnabruck | S/Ldr |
| 4.5 | Wellington |
| 14 Jul 1941 |
| 101 Sqdn Raynham & Oakington | Operations Rotterdam | S/Ldr |
| 2.4 | Wellington |
| 16 Jul 1941 |
| 101 Sqdn Raynham & Oakington | Operations Hamburg | S/Ldr |
| 6.3 | Wellington |
| 20 Jul 1941 |
| 101 Sqdn Raynham & Oakington | Operations Cologne | S/Ldr |
| 4.5 | Wellington |
| 24 Jul 1941 |
| 101 Sqdn Raynham & Oakington | Operations Brest (damaged by fighters) | S/Ldr | 5.3 |
| Wellington |
| 12 Aug 1941 |
| 101 Sqdn Raynham & Oakington | Operations Essen | S/Ldr |
| 4.3 | Wellington |
| 17 Aug 1941 |
| 101 Sqdn Raynham & Oakington | Operations Essen | S/Ldr |
| 4.3 | Wellington |
| 22 Aug 1941 |
| 101 Sqdn Raynham & Oakington | Operations Trier | S/Ldr |
| 5 | Wellington |
| 25 Aug 1941 |
| 101 Sqdn Raynham & Oakington | Operations Ostende (engine trouble) | S/Ldr |
| 3 | Wellington |
| 15 Sep 1941 |
| 101 Sqdn Raynham & Oakington | Operations Hamburg | S/Ldr |
| 6.3 | Wellington |
| 29 Sep 1941 |
| 101 Sqdn Raynham & Oakington | Operations Stettin (Poland) | S/Ldr |
| 6.3 | Wellington |
| 8 Nov 1941 |
| 101 Sqdn Raynham & Oakington | Sea Rescue search enemy coast (damage fire own convoy) | S/Ldr | 3.35 |
| Wellington |
| 23 Dec 1941 |
| 101 Sqdn Raynham & Oakington | Operations Brest | S/Ldr |
| 5.4 | Wellington |
| 9 Jan 1942 |
| 101 Sqdn Raynham & Oakington | Operations Brest | S/Ldr |
| 4.4 | Wellington |
| 9 Mar 1942 |
| 101 Sqdn Raynham & Oakington | Operations Essen | S/Ldr |
| 2.3 | Wellington |
| 13 Mar 1942 |
| 101 Sqdn Raynham & Oakington | Operations Cologne (Engine failure) | S/Ldr |
| 4.45 | Wellington |
| 19 Mar 1942 |
| 101 Sqdn Raynham & Oakington | Operations Essen (abandoned weather over Holland) | S/Ldr | 2.2 |
| Wellington |
| 30 Jan 1942 |
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| Citation of DFC published in London Gazette |
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| 10.85 | 90.8 |
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| 1 Apr 1942 | 20 Jul 1942 | 1505 BAT Flight, Honington | Various operational and training flights |
| 214 |
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| Grand total hours to date |
| 950 |
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| 11 May 1942 |
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| 24th birthday |
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| 20 Jul 1942 | 19 Oct 1942 | Staff College |
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| 19 Oct 1942 | 12 Nov 1942 | HQ Bomber Command, High Wycombe |
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| 12 Nov 1942 | 28 Feb 1943 | 91 Group, Abingdon |
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| 28 Mar 1943 | 20 Dec 1943 | Hampstead Norris |
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| 11 May 1943 |
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| 25th birthday |
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| 2 Aug 1943 |
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| Robin Colenso born |
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| 20 Dec 1943 | 26 Oct 1944 | HQ 38 Group, Netheravon |
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| 11 May 1944 |
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| 26th birthday |
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| 8 Oct 1944 | | | Nigel Colenso born | | | | |
| 26 Oct 1944 | 2 Jan 1945 | 299 Sqdn Wethersfield (Essex) |
| W/Cdr |
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Colenso 