Gibraltar Monthly Rainfall & Precipitation
This page shows both the average monthly rainfall and the number of rainy days in Gibraltar, Gibraltar. Long-term data from 1990 to 2020 was used to calculate these averages. Now, let's break down all the details for a clearer picture.
On average, Gibraltar receives a reasonable amount of rainfall, with an annual precipitation of 698 mm (27 in). Despite this overall moderate level, the city experiences distinct dry season during certain months throughout the year, as illustrated in the precipitation charts below.
Monthly Precipitation Levels
The average number of days each month with precipitation (> 0.2 mm (0.01 in))
Gibraltar can be quite wet during December, receiving approximately 115 mm (4.5 in) of precipitation over 11 rainy days.
In contrast July, experiences much drier conditions, with 1.9 mm (0.1 in) of rainfall, spread across a single rainy day.December, the wettest month, has a maximum daytime temperature of 17°C (63°F). The city receives 135 hours of sunshine in this period. During the driest month July you can expect a temperature of 27°C (81°F). For more detailed insights into the city's temperatures, visit our Gibraltar Temperature page.
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Explore Gibraltar's Historical Precipitation: 1976-2026
Browse day-by-day precipitation records for Gibraltar spanning 51 years. Select any month and year to see actual rainfall and snowfall recorded on each day.
Annual Rainfall in Gibraltar: City Comparison
The map below shows the annual precipitation across Gibraltar. You can also select the different months in case you are interested in a specific month.
heavy rainfall
high
moderate
low
almost none
Gibraltar vs World: Rainfall Compared
Gibraltar's average annual precipitation is 698 mm (27 in). Let's compare this to some popular worldwide tourist destinations:
In Lisbon, Portugal, the average annual precipitation is 774 mm (30 in), characterized by wet winters and dry summers typical of the Mediterranean climate.
Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 1000 mm (39 in) of annual rainfall, mostly in the summer.
In Brisbane, Australia, the annual precipitation is 979 mm (39 in), making it wetter than Sydney.
Mumbai, India, experiences a tropical monsoon climate with 1860 mm (73 in) of annual rainfall, with the majority of precipitation happening during the monsoon season from June to September.
Precipitation amounts are measured using specific gauges installed at weather stations, collecting both rain and snow and any other type of precipitation. Rainfall is measured directly in millimeters, while that from snow and ice is obtained by melting it. Automated systems often incorporate heaters to make this easier.
Information from these stations is transmitted via Wi-Fi, satellite, GPS, or telephone connections to central monitoring networks. This information is immediately updated and integrated into weather models and forecasts.
- "Ginger" was the longest-lasting Atlantic tropical storm, which spun around the open ocean for 28 days in 1971.
- The world's largest snowflake was recorded in the Guinness Book of Records, at 38 cm (15 inches) wide and 20 cm (7.9 inches) thick. The snowflake fell at Fort Keogh, Montana, USA, on 28 January 1887.
- The greatest snowfall recorded was on Mt. Rainier, Washington State, USA—over 31.5 meters (103 feet) fell during the winter of 1972.
For more detailed information about Gibraltar's weather, including sunshine hours, humidity levels, and temperature data, visit our Gibraltar Climate page.
