Budapest
Hungary
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Budapest, Hungary

A scenic aerial view of the majestic Buda Castle Royal Palace in Budapest, Hungary, with a view of the Szecheny Chain Bridge and the rest of the vast city
A scenic aerial view of the majestic Buda Castle Royal Palace in Budapest, Hungary, with a view of the Szecheny Chain Bridge and the rest of the vast city
September marks the arrival of autumn in Budapest. Weather conditions remain calm and sweet for sightseeing and stroll on the streets and squares. During this month, the atmospheric temperature rises to a high of 24°C (75.2°F) and fall to lows of 19°C (66.2°F) during the day as nights fluctuate at 10°C (50°F).
Days slowly shorten in September with an increase in cloud coverage from 73% to 80% as the calendar moves towards October. Rainfall occurs in the form of light to moderate rain settles at 71.1mm (2.8") this month.

What is the temperature in September in Budapest?

In September, in Budapest, Hungary, the average high-temperature is 21.6°C (70.9°F), and the average low-temperature is 12.8°C (55°F).

What is the average humidity in September in Budapest?

In Budapest, the average relative humidity in September is 67%.

How much does it rain in Budapest in September?

In Budapest, in September, during 5 rainfall days, 40mm (1.6") of precipitation is typically accumulated.

What is the average length of the day in September in Budapest?

In Budapest, the average length of the day in September is 12.6h.

How many hours of sunshine does Budapest have in September?

The average sunshine in September in Budapest, Hungary, is 6.2h.

How high is the UV index in September in Budapest?

In September, the average daily maximum UV index in Budapest is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV rays.
Average temperature in September - Budapest, Hungary
  • Average high temperature in September: 21.6°C

The warmest month (with the highest average high temperature) is July (26.7°C).
The month with the lowest average high temperature is January (2.9°C).

  • Average low temperature in September: 12.8°C

The month with the highest average low temperature is July (16.8°C).
The coldest month (with the lowest average low temperature) is January (-1.6°C).

Average humidity in September - Budapest, Hungary
  • Average humidity in September: 67%

The month with the highest relative humidity is December (80%).
Months with the lowest relative humidity are April and July (59%).

Average rainfall in September - Budapest, Hungary
  • Average rainfall in September: 40mm

The wettest month (with the highest rainfall) is June (63mm).
The driest month (with the lowest rainfall) is February (29mm).

Average rainfall days in September - Budapest, Hungary
  • Average rainfall days in September: 5 days

Months with the highest number of rainy days are May and June (8 days).
Months with the lowest number of rainy days are September and October (5 days).

Average daylight in September / Average sunshine in September - Budapest, Hungary
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 15.9h).
The month with shortest days is December (Average daylight: 8.5h).

  • Average sunshine in September: 6.2h

The month with most sunshine is July (Average sunshine: 8.7h).
The month with least sunshine is December (Average sunshine: 1.7h).

Average UV index in September - Budapest, Hungary
  • Average UV index in September: 4

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, November and December (UV index 1).