}

Daily Mean SSI

Time step: Daily - 1 day(s)

Surface plot (contours) of mean daily Summer Simmer index (SSI) over the greater area of Athens. By default displayed data are for the previous day, ending at 00:00EET(UTC+0200) of the current day. Mean Daily SSI is calculated by Mean Daily Temperature and Humidity.

Surface plot (contours) of mean daily Summer Simmer index (SSI) over the greater area of Athens. By default displayed data are for the previous day, ending at 00:00EET(UTC+0200) of the current day. Mean Daily SSI is calculated by Mean Daily Temperature and Humidity.

Summer Simmer Index categories

CategorySSIPotential impact
Slightly cool21.3–25 °CSlightly cool. Majority feels convenient.
Convenient25–28.3 °CAlmost anyone feels convenient.
Slightly hot28.3–32.8 °CSlightly hot. Majority feels convenient.
Hot32.8–37.8 °CPotential increased discomfort.
Medium hot37.8–44.4 °CSignificant discomfort. Danger of sunstroke.
Very hot44.4–51.7 °CSevere discomfort. Danger of heat stroke.
Extreme hot51.7–65.6 °CMaximum discomfort. Increased danger of heat stroke.

Image nominal timestamp: 2017-05-22 00:00 (UTC+0200). Timestamp denotes the end of the daily interval, which is displayed.


Related contour plots

Surface plot (contours) of mean monthly Summer Simmer Index (SSI) over the greater area of Athens for the previous month. Mean Monthly SSI is calculated by Mean Monthly Temperature and Humidity.

Monthly Mean SSI
Time step:
Monthly - 1 month(s)
Nominal timestamp:
2017-04-01 00:00 (UTC+0200)

Surface plot (contours) of mean daily Heat Index over the greater area of Athens. By default displayed data are for the previous day, ending at 00:00EET(UTC+0200) of the current day. Mean Daily Heat Index is calculated by Mean Daily Temperature and Humidity.

Daily Mean Heat Index
Time step:
Daily - 1 day(s)
Nominal timestamp:
2017-05-22 00:00 (UTC+0200)

Surface plot (contours) of mean daily temperatures over the greater area of Athens. By default displayed data are for the previous day, ending at 00:00EET(UTC+0200) of the current day.

Daily mean temperature
Time step:
Daily - 1 day(s)
Nominal timestamp:
2017-05-22 00:00 (UTC+0200)