Current temperature
543.9 °R
17. 7. 2026 14:09
Humidity
56.8 %
Dew point
527 °R
Earlier at this time
16. 7. 2026 540.8 °R62.4 %
15. 7. 2026 540.1 °R60.9 %
14. 7. 2026 540.8 °R63.6 %
13. 7. 2026 542.1 °R61.2 %
A year ago 532.9 °R63.8 %
Statistics
Location: Na zahradě
Measurements count: 9 447 168
Measured since: 14. 5. 2007
Highest temp.: 563.3 °R - 28. 6. 2026 16:53
Lowest temp.: 460.2 °R - 12. 2. 2012 07:32
TODAY
 5:11    21:07

TEMPERATURE
MIN: 529.8 °R   MAX: 547.1 °R 
 05:20    12:50

HUMIDITY
MIN: 52.8 %   MAX: 82 % 

KLEMENTINUM
MIN: 10.3 °C (1892)   MAX: 35.4 °C (2007) 
TEMPERATURE
MIN: 529.8 °R
MAX: 547.1 °R 
HUMIDITY
MIN: 52.8 %
MAX: 82 % 
KLEMENTINUM
MIN: 10.3 °C (1892)
MAX: 35.4 °C (2007) 

ČHMÚ warning - Moderate Heat Stress

Strong heat stress expected. Risk of overheating and dehydration. Increased load on the healthcare system and social services (especially care for the elderly and chronically ill).

Stay in the shade, maintain proper hydration with increased intake of non-alcoholic beverages, schedule higher physical/mental loads for the cooler parts of the day. Seek medical help in case of health problems. Do not leave children or animals in parked vehicles. Set air conditioning in rooms or vehicles so that the body is not exposed to excessive thermal shock when moving in or out; the difference between indoor and outdoor temperatures should not exceed 5 to 8 °C.

Effective until: 17. 7. 2026, 19:00

ČHMÚ warning - Moderate Thunderstorm Impact

Risk of severe thunderstorms. Possible local property damage and complications, especially in the energy industry and transport. Potential for local flooding, especially of low-lying areas. Local wind damage to roofs, fences, soft shelters and trees. Local power outages. Some travel delays. Driving conditions difficult. Possible crop damage from small hail. Risk of fire caused by lightning strike. Risk of injury from flying or falling objects, and lightning strikes.

Beware of lightning strikes and flying or falling objects (especially branches). Seek shelter in a building equipped with lightning protection. Outdoors, take cover in dense forest or low vegetation; avoid water bodies, hilltops, metal structures, isolated trees, and rock overhangs. When driving reduce speed. Observe weather warnings, weather radar (www.chmi.cz or mobile apps) and local flood risk https://produkty.chmi.cz/ffi.

Effective until: 18. 7. 2026, 00:00

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Author: multi.tricker.cz, service: TMEP.