Weather forecast for Santarem - weather.plus
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Weather forecast for Santarem

Astronomical data for 2026/08/12:
Sunrise:06:44 h
Sunset:20:34 h
Moonrise: 06:11 h
Moonset: 20:36 h

Weather forecast

Tomorrow it will be 17 to 38 degrees Celsius in Santarem. It will be clear to cloudy. Notable rain is not expected. The wind blows lightly to moderately from eastern directions. The air pressure reaches values between 1016 and 1019 hPa.

▸Change to Fahrenheit/mmHg/in.

Weather forecast in detail
 Wednesday2026/08/12 « backnext » 
night scatteredearly cloudymorning cloudymornings clearnoon clearafternoon clearevening clearnight clear
WindWind from NE 3 Bft
(4 m/s)		Wind from ENE 2 Bft
(3 m/s)		Wind from NE 2 Bft
(3 m/s)		Wind from NE 2 Bft
(3 m/s)		Wind from ENE 3 Bft
(4 m/s)		Wind from ESE 4 Bft
(7 m/s)		Wind from ENE 4 Bft
(7 m/s)		Wind from NE 4 Bft
(6 m/s)
Temperature19 °C18 °C18 °C27 °C36 °C35 °C28 °C20 °C
Dewpoint18 °C18 °C17 °C18 °C18 °C18 °C19 °C19 °C
Windchill19 °C18 °C18 °C28 °C36 °C35 °C29 °C20 °C
Air pressure, station level1005 hPa1004 hPa1005 hPa1006 hPa1006 hPa1006 hPa1006 hPa1007 hPa
Air pressure, sea level1017 hPa1016 hPa1017 hPa1018 hPa1017 hPa1017 hPa1017 hPa1019 hPa
Relative humidity96 %97 %94 %59 %35 %37 %57 %94 %
Absolute humidity15.7 g/m³14.9 g/m³14.5 g/m³15.2 g/m³14.6 g/m³14.7 g/m³15.5 g/m³16.3 g/m³
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
This weather forecast was calculated 2026/08/11 at 04 UTC. Basis is the SEVERE-Model of Tempsvrai.

▸Full weather forecast



Notes:
• The astronomical data refer to a level horizon and a height of 0 meters. Neither altitude nor mountains in the area are considered.
• All data of the weather forecast refer to the position of the place 39.24°N 8.69°W, elevation 100 m. In cities and mountainous terrain, the actual values in the immediate vicinity may deviate significantly from the forecast values.
• The values of the windchill factor result from the wind chill temperature or the heat index, depending on the predicted temperature.