
Germany Heatwave July 2025: What Expats Need to Know to Stay Safe
Another heatwave is coming to Germany in July. Here's what temperatures to expect, which regions are most affected, and practical tips to stay safe.

June 2026 has been confirmed as the hottest month ever recorded across the European Union, and Germany has paid a severe price: approximately 5,000 excess deaths have been attributed to the heat wave. This figure — which represents deaths above the normal statistical average for the period — places Germany among the hardest-hit countries in Europe alongside several other EU member states that also reported thousands of additional fatalities. For expats living in Germany, this is not an abstract climate statistic. It is a public health reality that affects your daily life, your right to workplace protections, and your ability to navigate the health system in an emergency.
Meteorological data confirmed that June 2026 broke every previous temperature record for the EU as a whole. Germany experienced prolonged periods of temperatures well above seasonal norms, with urban areas — where the so-called "heat island" effect intensifies temperatures — particularly affected. Cities like Berlin, Frankfurt, Cologne, and Munich saw extended stretches of extreme heat with little overnight cooling.
The concept of "excess deaths" is a standard epidemiological measure: it compares the actual number of deaths in a given period to the number that would statistically be expected based on historical averages. An excess of approximately 5,000 deaths in Germany in a single month is a significant public health emergency by any measure. The elderly, people with pre-existing cardiovascular or respiratory conditions, outdoor workers, and young children are consistently identified as the most vulnerable groups.
Heat-related illness exists on a spectrum, from mild heat cramps and heat exhaustion to potentially fatal heat stroke. Knowing the warning signs and how to respond is practical knowledge every resident of Germany needs during summer months.
Signs of heat exhaustion (serious but treatable):
Signs of heat stroke (medical emergency — call 112 immediately):
Practical protective steps:
Germany does not have a single legally defined maximum workplace temperature, which surprises many expats. However, the Arbeitsstättenverordnung (Workplace Regulation) and associated technical guidelines set clear expectations for employers.
Under German occupational health rules:
If you feel unwell at work due to heat, you have the right to inform your employer and, if necessary, seek medical attention. A doctor can issue a Krankschreibung (sick note) for heat-related illness.
Knowing how to get help quickly is essential. In Germany:
Yes. The Deutscher Wetterdienst (DWD), Germany's national meteorological service, issues official heat warnings (Hitzewarnung) that are graded from level 1 (moderate heat stress) to level 3 (extreme heat stress). These warnings are published on the DWD website (dwd.de) and are also picked up by major news apps and weather services. Many German states and cities now issue additional public health advisories during level 2 and 3 warnings.
Yes, provided you are enrolled in the German Krankenversicherung (statutory or private health insurance), which is mandatory for all legal residents. Emergency care (calling 112) is available to everyone in Germany regardless of insurance or immigration status. If you are not yet insured, contact your Ausländerbehörde or a social counseling service, as lacking health insurance can also affect your residence permit renewal.
The June 2026 heat wave is a stark reminder that extreme heat is now a routine public health risk in Germany, not an exceptional event. Knowing the warning signs of heat illness, understanding your workplace rights, and being clear on how to access health care are practical steps every expat should take before the next heat wave arrives — and meteorologists suggest it is a matter of when, not if.
Save the emergency numbers: 112 for life-threatening emergencies, 116 117 for medical advice. Check the DWD website for heat warnings each morning during summer. And look out for your neighbors.
Source: DW English
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