COPD Weather Forecast for San Jose, CA
Tuesday, August 11 · updated throughout the day · scores run 0–100, higher is a kinder day
Good
A good day — weather should cooperate for most people with COPD.
5-day outlook
Today
69
Good
Wed
67
Good
Thu
54
Manageable
Fri
54
Manageable
Sat
54
Manageable
How weather affects copd
Not every weather factor hits every condition the same way. These are the inputs our COPD scoring model weighs most heavily — and in San Jose (West Coast), they interact with the local climate pattern: Seattle, San Francisco, and Los Angeles — Pacific coast weather trends and body-forecast scores.
Air quality
40% of scoreAir pollution is the strongest environmental trigger for COPD exacerbations, directly irritating already-damaged airways.
Humidity
25% of scoreVery dry air dehydrates mucous membranes, while very humid air makes breathing feel labored and promotes mold growth.
Temperature extreme
20% of scoreBoth extreme cold and extreme heat trigger bronchospasm and increase the work of breathing in COPD patients.
Wind
10% of scoreStrong winds carry dust, allergens, and pollutants that directly irritate compromised COPD airways.
Pressure
5% of scoreLow-pressure systems are associated with increased COPD hospital admissions, possibly through reduced oxygen partial pressure.
This forecast uses San Jose's weather. Yours should use your street's.
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Get Your Personal ForecastCOPD forecasts in other cities
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Research behind the COPD model
- Li J, et al. 'Major air pollutants and risk of COPD exacerbations: a systematic review and meta-analysis.' International Journal of Chronic Obstructive Pulmonary Disease. 2016;11:3079-3091.
- Hansel NN, et al. 'The effects of air pollution and temperature on COPD.' COPD: Journal of Chronic Obstructive Pulmonary Disease. 2016;13(3):372-379.
- McCormack MC, et al. 'Respiratory effects of indoor heat and the interaction with air pollution in chronic obstructive pulmonary disease.' Annals of the American Thoracic Society. 2016;13(12):2125-2131.
Felt That is not a medical service. Forecast scores describe weather conditions associated with symptom changes in published research and community-reported patterns — they are not medical advice, diagnosis, or treatment. Individual responses to weather vary widely. Always consult your healthcare provider about managing your condition.