Senec Temperature by Month
Senec, Bratislavský kraj, Slovakia has an average annual maximum temperature of 16°C (61°F), ranging from 4°C (39°F) in January to 28°C (82°F) in July. Below you'll find a full monthly breakdown and a comparison with cities worldwide.
Senec Monthly Temperatures
The weather in Senec experiences significant differences between warm and cold seasons, with big shifts in temperature. At night, minimum temperatures range from 16°C (61°F) in July to -3°C (27°F) in January.
The chart below illustrates the average maximum day and minimum night temperatures in Senec by month:
Daily lows are most common between 4 AM and 6 AM. By 3 PM temperatures reach their daily high, driven by peak solar heating. July, the warmest month of the year, receives 280 hours of sunshine.
The chart below shows the average temperature throughout the year:
Daily Historical Temperatures
50-year average (1976-2025)
Average high and low temperatures for each day of the month based on long-term records.
Average temperatures in June
Historical Senec Temperatures: 1976-2026
Browse day-by-day temperature records for Senec spanning 51 years. Select any month and year to see actual high and low temperatures recorded on each day.
Temperature: Senec vs Slovakia
The map below shows the annual temperature across Slovakia. You can also select individual months if you want to compare a specific time of year.
very warm
warm
pleasant
moderate
cold
very cold
Senec vs World: Temperature Compared
Senec's average annual maximum temperature is 16°C (61°F). To put that in context, here's how it compares to a few well-known destinations:
Athens, Greece sits at 23°C (73°F) on average, with hot dry summers and mild winters characteristic of the Mediterranean.
Reykjavík, Iceland averages 9°C (48°F) a year — mild summers by Icelandic standards, but cold winters and frequent wind.
Chicago, USA averages 15°C (59°F) annually — known for extreme seasonal swings, from bitterly cold winters to warm summers.
Brisbane, Australia averages 26°C (79°F) a year, with warm winters and hot, humid summers.
What Does the Temperature Feel Like in Senec?
Temperature alone doesn't tell the whole story — humidity plays a big role in how warm or cold it actually feels. High humidity in summer makes the heat feel more intense, particularly once temperatures climb above 25°C. In winter, the same humidity can make cold air feel sharper than the thermometer suggests.
In the cooler months, when temperatures drop below 10°C, high humidity makes the cold feel more cutting than it would in dry conditions.
In Senec, January is the coolest month, with average highs of 4°C (39°F) and humidity around 84% — considered very high. In July, the warmest month, temperatures average 28°C (82°F) with 64% humidity — conditions that feel high. For a full picture, see our humidity page.
Climate temperature data is typically calculated as a 30-year average. This smooths out year-to-year variability and gives a more reliable picture of what a place is actually like, rather than what happened in any single unusual year.
The readings come from a range of sources — land-based weather stations, ocean buoys, ships, and satellites. That data is collected by weather services around the world, then pooled, quality-checked, and averaged to produce the climate records you see here.
Seasonal temperature shifts influence more than just how warm it feels — they also drive changes in rainfall, cloud cover, and wind patterns throughout the year.
Warmer air holds more moisture, which tends to mean heavier or more frequent rain during the warmer months. When temperatures drop in winter, any precipitation that does fall is more likely to come as snow or sleet, though in Senec this rarely lasts long on the ground.
For more on Senec's weather — including monthly rainfall, sunshine hours, and humidity — visit our Senec climate page.
