Why Is Tumble Air Then Wonderful?
I can't nation y'all how many people cause got commented to me the end few days nigh the wonderful character of the air they are breathing. Some are almost exultant, describing their pleasance inward inhaling air that is brisk, clean, together with cool---just perfect. It is true--their is something nigh autumn air that is wonderful.
So let's banking enterprise lucifer on some of the characteristics of the air nosotros are enjoying today.
First, it is clean---really clean--with the smoke of summertime a distant memory.
For example, the particulate marker (PM2.5 small-scale particles that are bad for your lungs) is agency down, equally depression equally it goes roughly hither (see plot since June 1 below). Other pollutants, similar low-level ozone, are also down.
With a lack of particles, the heaven has been really blue, when the clouds were non there. The ikon from the Seattle Space Needle Panocam shows the azure skies. Blue skies together with Sun are a psychological plus, fifty-fifty for cloud-accustomed Northwesteners.
What nigh relative humidity? According to a break of studies, the optimal relative humidity attain for human wellness is roughly 40-60%, amongst depression relative humidity promoting influenza together with breathing problems. No problem. Ou relative humidities the by few days cause got rarely dropped below 50% together with cause got been roughly 50-60% every afternoon! (see plot below for the by 12 weeks)
Cool, crisp air is a pleasance for the lungs, but non likewise cold. The plot of air temperatures at the UW for the end 12 weeks shows our perfect province of affairs the end few days. High temperatures inward the mid-60s, but amongst temperatures solely dropping into the mid-50s. Ideal.
And in that place is something else, some essence of autumn air that I tin non pull amongst available numbers--some aroma from the falling leaves, a olfactory belongings of pelting on the previously dry out ground---you know what I mean.
Clean, cool, unpolluted air of the proper humidity. Fall is here...time to cause got a deep breath. And fourth dimension to appreciate living inward i of the rare locations where it all comes together inward such a wonderful way.
So let's banking enterprise lucifer on some of the characteristics of the air nosotros are enjoying today.
First, it is clean---really clean--with the smoke of summertime a distant memory.
For example, the particulate marker (PM2.5 small-scale particles that are bad for your lungs) is agency down, equally depression equally it goes roughly hither (see plot since June 1 below). Other pollutants, similar low-level ozone, are also down.
With a lack of particles, the heaven has been really blue, when the clouds were non there. The ikon from the Seattle Space Needle Panocam shows the azure skies. Blue skies together with Sun are a psychological plus, fifty-fifty for cloud-accustomed Northwesteners.
What nigh relative humidity? According to a break of studies, the optimal relative humidity attain for human wellness is roughly 40-60%, amongst depression relative humidity promoting influenza together with breathing problems. No problem. Ou relative humidities the by few days cause got rarely dropped below 50% together with cause got been roughly 50-60% every afternoon! (see plot below for the by 12 weeks)
Cool, crisp air is a pleasance for the lungs, but non likewise cold. The plot of air temperatures at the UW for the end 12 weeks shows our perfect province of affairs the end few days. High temperatures inward the mid-60s, but amongst temperatures solely dropping into the mid-50s. Ideal.
And in that place is something else, some essence of autumn air that I tin non pull amongst available numbers--some aroma from the falling leaves, a olfactory belongings of pelting on the previously dry out ground---you know what I mean.
Clean, cool, unpolluted air of the proper humidity. Fall is here...time to cause got a deep breath. And fourth dimension to appreciate living inward i of the rare locations where it all comes together inward such a wonderful way.
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