Peak Flow Monitoring

Jan 9 – Feb 26, 2026 · 37 days · 222 readings

Phase 1 · Jan 9–20 ⚠ Gap · Jan 21–Feb 1 Phase 2 · Feb 2–26

Overall Average 535 L/min AM 533 · PM 537

Personal Best 560 L/min Lowest recorded: 510 L/min

Diurnal Variation 4 L/min Evening higher than morning

Daily Peak Flow — Full Testing Period

Average of 3 morning and 3 evening readings per day · Hover a point for individual reading values · Gap = testing pause

● Morning ● Evening ░ No data

Morning vs evening grouped by week

All 37 recorded days · 6 readings per day · Morning at 8:00 · Evening at 22:00

Morning (8:00) Evening (22:00)

Date	Morning — 8:00				Evening — 22:00				Day Avg
Date	R1	R2	R3	Avg	R1	R2	R3	Avg	Day Avg
Jan 9	520	530	530	527	530	530	540	533	530
Jan 10	520	520	530	523	520	530	530	527	525
Jan 11	530	530	520	527	530	540	530	533	530
Jan 12	510	520	520	517	520	520	530	523	520
Jan 13	520	520	530	523	520	530	530	527	525
Jan 14	520	530	530	527	530	540	560	543	535
Jan 15	540	550	560	550	550	550	550	550	550
Jan 16	540	530	510	527	520	530	530	527	527
Jan 17	530	530	540	533	530	540	540	537	535
Jan 18	520	530	520	523	530	530	520	527	525
Jan 19	530	520	530	527	530	530	540	533	530
Jan 20	540	530	530	533	540	540	530	537	535
Feb 2	530	520	530	527	530	540	530	533	530
Feb 3	530	540	530	533	540	530	530	533	533
Feb 4	520	530	540	530	530	540	530	533	532
Feb 5	540	530	520	530	530	530	540	533	532
Feb 6	530	540	530	533	540	530	540	537	535
Feb 7	530	530	540	533	530	540	530	533	533
Feb 8	540	530	530	533	540	540	530	537	535
Feb 9	530	540	520	530	540	530	530	533	532
Feb 10	520	530	540	530	530	540	540	537	533
Feb 11	540	530	540	537	540	550	530	540	538
Feb 12	530	540	530	533	540	540	530	537	535
Feb 13	540	530	550	540	540	530	540	537	538
Feb 14	530	540	530	533	550	540	540	543	538
Feb 15	540	550	530	540	540	540	550	543	542
Feb 16	530	540	540	537	540	550	530	540	538
Feb 17	540	530	550	540	550	540	530	540	540
Feb 18	530	540	530	533	540	530	550	540	537
Feb 19	540	530	540	537	550	540	540	543	540
Feb 20	550	540	530	540	560	530	540	543	542
Feb 21	530	540	540	537	540	540	550	543	540
Feb 22	540	550	530	540	550	540	530	540	540
Feb 23	530	540	550	540	540	560	530	543	542
Feb 24	540	530	540	537	540	550	540	543	540
Feb 25	550	540	530	540	540	540	550	543	542
Feb 26	540	530	550	540	550	540	540	543	542