We aren't strangers to heat in western Iowa, but we are forecast to see triple digits. I know Phoenix has been in triple digits almost all summer. There is a difference tho. I checked the dew point at sky harbor airpt. (Phoenix) and it was 63, right now my dew point is 79! It makes it much harder for the A/C to cool if it first has to squeeze all the moisture in the air out, before reducing the temp. Dew points are still rising as the temp does also.
Most of the summer we have been lucky, but for the next week we are in a heat dome.
Out where I live we have something referred to as "corn sweat". This is the moisture given off by the corn plants through their leaves. In the morning you can see it as "fog" sitting 6" above the corn fields but not elsewhere. It is a double edge sword, evaporative cooling by the moisture given off keep peek temps down but raises the dew point, making harder to cool down.
This week we are having the double whammy of high temps and high dew points.
I am most comfortable with dew points in the 50's by mid 60's I am dragging and by 70's miserable. I don't even want to discuss dew points in the 80's, but that is where we are heading.
Most of the summer we have been lucky, but for the next week we are in a heat dome.
Out where I live we have something referred to as "corn sweat". This is the moisture given off by the corn plants through their leaves. In the morning you can see it as "fog" sitting 6" above the corn fields but not elsewhere. It is a double edge sword, evaporative cooling by the moisture given off keep peek temps down but raises the dew point, making harder to cool down.
This week we are having the double whammy of high temps and high dew points.
I am most comfortable with dew points in the 50's by mid 60's I am dragging and by 70's miserable. I don't even want to discuss dew points in the 80's, but that is where we are heading.
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