Climate and monthly weather forecastMamaia, Romania
Climate and monthly weather forecast
The climate of Mamaia
Mamaia, located in Romania, is characterized by a Köppen climate classification of Cfa. This signifies a humid subtropical climate, which translates into no dry season throughout the year. Though humidity is a constant presence in Mamaia’s climate, the weather parameters indicate variations across the year.The seasonal shift in temperature is quite significant. The chill of winter sees temperatures falling from 3°C (37.4°F) to -3°C (26.6°F), while the summer heat can increase temperatures to between 26°C (78.8°F) and 18°C (64.4°F). This data represents the average high and low temperatures, respectively.
Rainfall in Mamaia does not gravitate towards one particular part of the year. A consistent pattern is observed with the number of rainy days being approximately 9 for most months, with slight exceptions in summer and winter. On average, there are 7 to 10 days of precipitation in a month. In the warmer period from June to August, the number of rainy days decreases slightly to between 5 and 7 days. However, the volume of rainfall does not follow this trend, reaching its peak during the summer months, particularly in June and November, with up to 42mm (1.65").
Sunshine and daylight hours exhibit an expected pattern, increasing from winter to summer, then decreasing towards winter again. The longest daylight is seen in the summer months, from 14.8 hours in May to a peak of 15.5 hours in June, and then decreasing to 15.1 hours in July. Correspondingly, the average sunshine hours peak in July at 8 hours.
The best time to visit Mamaia
Considering factors such as temperature, rainfall and daylight hours, the optimal time to visit Mamaia would be from mid-May to early September. During this period, average high temperatures range between 19°C (66.2°F) and 26°C (78.8°F), making it the perfect time to enjoy the warm climate. Alongside temperature, daylight extends to approximately 15 hours, coupled with average sunshine hours peaking up to 8 hours. This period also witnesses a slight reduction in the number of rainy days.The worst time to visit Mamaia
Mamaia’s cold weather and short daylight make the months from November to March less favorable for visits. The daylight decreases from 9.6 hours in November to 8.9 hours in December, while the average high temperature drops to as low as 3°C (37.4°F) in January. Simultaneously, the average low temperature can go down to -3°C (26.6°F). Rainy days are also high during this period, making outdoor activities less enjoyable.Spring weather in Mamaia
In Mamaia, spring spans from March to May. This period ushers in a warming trend with average high temperatures increasing from 8°C (46.4°F) in March to 19°C (66.2°F) in May. Correspondingly, average low temperatures climb from 2°C (35.6°F) to 12°C (53.6°F). Despite the warming, rainfall remains consistent with an average of 33mm (1.3") spread across 9 days each month.Summer weather in Mamaia
Summer in Mamaia deciphers the stretch from June to August where it experiences its warmest conditions with average high temperatures fluctuating between 24°C (75.2°F) and 26°C (78.8°F). The average low temperatures during this period stay comfortably mild, between 16°C (60.8°F) and 18°C (64.4°F). Despite the warmth, rainfall reaches its peak during these months, particularly in June and July, with 42mm (1.65") and 32mm (1.26") respectively.Autumn weather in Mamaia
The autumn months of September through November in Mamaia witness a steady decline in temperatures. Average high temperatures fall from 22°C (71.6°F) in September to 11°C (51.8°F) in November. Similarly, average low temperatures decrease from 14°C (57.2°F) to 5°C (41°F). During these months, rainfall also becomes more frequent, with 30mm (1.18") in September, rising to 42mm (1.65") in November.Winter weather in Mamaia
Winter in Mamaia, from December to February, brings the coldest conditions. Average high temperatures remain between 3°C (37.4°F) and 6°C (42.8°F), while average low temperatures drop to between -3°C (26.6°F) and 2°C (35.6°F). Despite the cold nature of this season, rainfall is prevalent with a consistent 31mm (1.22") to 39mm (1.54") spread across approximately 10 days each month.Weather in January
The first month of the year in Mamaia, Romania, is characterized by chilly temperatures and moderate rainfall. The range of temperatures swings between -3°C (26.6°F) and a high of 3°C (37.4°F), with an average of 31mm (1.22") of precipitation scattered over ten days. Weather in January »Weather in February
In February, Mamaia begins to emerge from winter's grip, and a gradual temperature increase is perceptible. February’s weather signs off the peak of chill, before it could hand the baton to a warmer March. Rainfall remains relatively constant from the previous month, with precipitation occurring also on nine days. Weather in February »Weather in March
March signifies the advent of spring in Mamaia with weather that becomes increasingly mild. The monthly average temperature range from 2°C (35.6°F) to 8°C (46.4°F) is noticeable with a remarkable transition before January's icy subset. Weather in March »Weather in April
In April the weather conditions in Mamaia experience a noticeable shift, as the warm spring air continues to increase in temperature. Daylight hours too, continue to increase in length. The period witnesses an escalating average sea temperature, aiding beach-lovers eager for early season sunbathing. Weather in April »Weather in May
In Mamaia, May ushers in the quintessence of spring, paving the way for summer's arrival. Record temperatures, both high and low, are made and broken in May, but they remain significantly warmer than the previous months. The longer daylight hours promote the notion of the start of the wonderful season. Weather in May »Weather in June
The beginning of summer in June often paints a sun-dappled image of Mamaia. As day length inches towards its peak for the year, it's accompanied by a surge in temperatures. Rainfall frequency shows a downward trend from the prior month with less water to cool down the weather. Weather in June »Weather in July
July heralds the height of summer in Mamaia. The temperatures skyrocket to their annual peaks, hitting hard between 18°C (64.4°F) and 26°C (78.8°F). The slight decrease in rainfall and daylight hours go unnoticed beneath July's sweltering sun. Weather in July »Weather in August
In August, Mamaia continues to bask in the sultry embrace of summer. Though the heat slightly lessens, it is hardly perceivable and it's still one of the warmest months of the year. The sea remains at a comfortable temperature, thus fostering favourable conditions for water activities. Weather in August »Weather in September
As summer morphs into autumn in September, the weather in Mamaia takes a turn for the cooler. While the decline in average temperatures, sea temperatures and daylight hours is noticeable, it's still an enjoyable time to visit the seaside town. Weather in September »Weather in October
By October, Mamaia embraces the mild and sometimes moody Autumn weather. The gradually decreasing temperature doesn't yet plummet, but the climate comfortably eases from the heat of the summer. As the trees change their foliage, rainfall amounts remain constant, though its distribution over seven days indicates changes in the weather pattern. Weather in October »Weather in November
November is a time of transition in Mamaia as it steps into the cold abyss of winter. The significant drop in temperatures, compared to October, signals the advent of the cold season. Last rays of sunshine still spill over, warming the chilly air, as daylight shortens. Weather in November »Weather in December
In December, Mamaia fully welcomes winter, the coldest time of the year. Temperatures typically range from 0°C (32°F) to 6°C (42.8°F), capturing the chilling extremes before January. The shortened daylight hours, lower sea temperatures, and reduced sunshine minutes are all indicative of the winter solstice's effects. Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Mamaia, Romania
The warmest months (with the highest average high temperature) are July and August (26°C).
The month with the lowest average high temperature is January (3°C).
The months with the highest average low temperature are July and August (18°C).
The coldest month (with the lowest average low temperature) is January (-3°C).
Average rainfall
Mamaia, Romania
The wettest months (with the highest rainfall) are June and November (42mm).
The driest month (with the least rainfall) is March (27mm).
Average rainfall days
Mamaia, Romania
- Average rainfall days in January:
10 days - Average rainfall days in February:
9 days - Average rainfall days in March:
9 days - Average rainfall days in April:
9 days - Average rainfall days in May:
9 days - Average rainfall days in June:
8 days
- Average rainfall days in July:
7 days - Average rainfall days in August:
5 days - Average rainfall days in September:
5 days - Average rainfall days in October:
7 days - Average rainfall days in November:
9 days - Average rainfall days in December:
10 days
The months with the highest number of rainy days are January and December (10 days).
The months with the least rainy days are August and September (5 days).
Average sea temperature
Mamaia, Romania
The best month for swimming (with the highest average sea temperature) is August (24°C).
The coldest month (with the lowest average sea temperature) is February (6°C).
Average daylight / Average sunshine
Mamaia, Romania
- Average daylight in January:
9h and 18min - Average daylight in February:
10h and 30min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 48min - Average daylight in June:
15h and 30min
- Average daylight in July:
15h and 6min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 36min - Average daylight in December:
8h and 54min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
The month with the most sunshine is July (Average sunshine: 8h).
The months with the least sunshine are January, February and December (Average sunshine: 2h).
Average UV index
Mamaia, Romania
The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 1).





