Climate and monthly weather forecastSumer, Bulgaria
Climate and monthly weather forecast
Weather in January
January, like December, in Sumer, Bulgaria, is a wintry winter month, with an average temperature varying between -3.4°C (25.9°F) and 2.6°C (36.7°F). In Sumer, the month of January is known for its lowest average temperatures, reaching a high of 2.6°C (36.7°F) and a low of -3.4°C (25.9°F). Weather in January »Weather in February
February, the last month of the winter in Sumer, is also an icy month, with an average temperature fluctuating between 5.2°C (41.4°F) and -1.5°C (29.3°F). Sumer experiences a recorded average high-temperature of a still cold 5.2°C (41.4°F) in February, closely aligned with January's 2.6°C (36.7°F). Weather in February »Weather in March
March, the first month of the spring in Sumer, is a fresh month, with an average temperature varying between 2.8°C (37°F) and 10.7°C (51.3°F). Sumer sees an increase in the average high-temperature with the arrival of March, moving from February's wintry 5.2°C (41.4°F) to a fresh 10.7°C (51.3°F). Weather in March »Weather in April
April is a comfortable spring month in Sumer, Bulgaria, with temperature in the range of an average low of 6.2°C (43.2°F) and an average high of 16.4°C (61.5°F). The arrival of April brings an increase in high-temperatures, moving from a fresh 10.7°C (51.3°F) in March to an enjoyable 16.4°C (61.5°F). Weather in April »Weather in May
The last month of the spring, May, is a pleasant month in Sumer, Bulgaria, with an average temperature varying between 9.7°C (49.5°F) and 20.8°C (69.4°F). In May, the average high-temperature marginally rises from an enjoyable 16.4°C (61.5°F) in April to a pleasant 20.8°C (69.4°F). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Sumer, Bulgaria, with temperature in the range of an average low of 13.5°C (56.3°F) and an average high of 25.3°C (77.5°F). With the onset of June, Sumer's weather sees a minor temperature rise, transitioning from an agreeable 20.8°C (69.4°F) in May to a moderately hot 25.3°C (77.5°F). Weather in June »Weather in July
July, like June, in Sumer, Bulgaria, is a moderately hot summer month, with an average temperature ranging between min 15.6°C (60.1°F) and max 28.1°C (82.6°F). Sumer transitions into July recording an average high-temperature of a still warm 28.1°C (82.6°F), closely aligning with the preceding month's temperature. Weather in July »Weather in August
August, the last month of the summer in Sumer, is another warm month, with an average temperature fluctuating between 16.3°C (61.3°F) and 29.1°C (84.4°F). The warmest month is August, with an average high-temperature of 29.1°C (84.4°F) and an average low-temperature of 16.3°C (61.3°F). The heat index value during August is appraised at a hot 30°C (86°F). Weather in August »Weather in September
September, the first month of the autumn in Sumer, is also a moderately hot month, with an average temperature ranging between min 13°C (55.4°F) and max 23.8°C (74.8°F). Transition from August to September is accompanied by a temperature drop, with average high-temperatures decreasing from 29.1°C (84.4°F) to a still warm 23.8°C (74.8°F). Weather in September »Weather in October
October, the same as September, is another enjoyable autumn month in Sumer, Bulgaria, with temperature in the range of an average high of 16.5°C (61.7°F) and an average low of 7.8°C (46°F). The transition into October involves a decrease in the average high-temperature, falling from a warm 23.8°C (74.8°F) in September to a refreshing 16.5°C (61.7°F). Weather in October »Weather in November
November, the last month of the autumn in Sumer, is also a fresh month, with an average temperature fluctuating between 4.3°C (39.7°F) and 11.2°C (52.2°F). November brings a minor decrease, with the average high-temperature reducing from an enjoyable 16.5°C (61.7°F) in October to a fresh 11.2°C (52.2°F). Weather in November »Weather in December
The first month of the winter, December, is also a wintry month in Sumer, Bulgaria, with an average temperature varying between 5°C (41°F) and -0.9°C (30.4°F). Onset of December comes with a temperature decline, the average high falling from a cool 11.2°C (52.2°F) in November to an icy 5°C (41°F). Weather in December »Updated: Feb 3, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January, characterized by an average high temperature of 2.6°C (36.7°F) and a low temperature of -3.4°C (25.9°F), is generally the coldest month in Sumer, Bulgaria.
The most humid month in Sumer is January, with an average relative humidity of 83%.
In Sumer, during the entire year, the rain falls for 146 days and collects up to 492mm (19.37") of precipitation.
Months with snowfall in Sumer, Bulgaria, are January through April, October through December.
January is the month with the most snowfall in Sumer. Snow falls for 8.7 days and accumulates 141mm (5.55") of snow.
Throughout the year, there are 26.1 snowfall days, and 507mm (19.96") of snow is accumulated.
January and February, with an average of 5.5h of sunshine, are months with the least sunshine.
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
In Sumer, Bulgaria, snow does not fall in May through September.
June is the month with the most rainfall in Sumer. Rain falls for 17.3 days and accumulates 64mm (2.52") of precipitation.
June has the longest days of the year in Sumer, Bulgaria, with an average of 15h and 18min of daylight.
The months with the highest UV index are July and August, with an average maximum UV index of 6.
The highest temperatures in Sumer are recorded in August, with averages reaching a high of 29.1°C (84.4°F) and a low of 16.3°C (61.3°F).
The least humid month in Sumer is August, with an average relative humidity of 54%.
The months with the least rainfall are August and September Rain falls for 9.4 days and accumulates 27mm (1.06") of rain.
The month with the most sunshine is August, with an average of 11.6h of sunshine.
On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, and the time zone changes from EEST to EET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 03:00, and the time zone reverts from EET to EEST.
The month with the shortest days in Sumer is December, with an average of 9h and 0min of daylight.
Average temperature
Sumer, Bulgaria
The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (2.6°C).
The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is January (-3.4°C).
Average pressure
Sumer, Bulgaria
- Average pressure in January:
1019.6mbar - Average pressure in February:
1018mbar - Average pressure in March:
1016.4mbar - Average pressure in April:
1015.1mbar - Average pressure in May:
1013.9mbar - Average pressure in June:
1013.9mbar
- Average pressure in July:
1013.9mbar - Average pressure in August:
1015.7mbar - Average pressure in September:
1017mbar - Average pressure in October:
1019.6mbar - Average pressure in November:
1019.3mbar - Average pressure in December:
1021mbar
The month with the highest atmospheric pressure is December (1021mbar).
The months with the lowest atmospheric pressure are May, June and July (1013.9mbar).
Average wind speed
Sumer, Bulgaria
- Average wind speed in January:
8.8km/h - Average wind speed in February:
9.4km/h - Average wind speed in March:
10km/h - Average wind speed in April:
9.2km/h - Average wind speed in May:
8.6km/h - Average wind speed in June:
8.3km/h
- Average wind speed in July:
8.3km/h - Average wind speed in August:
7.8km/h - Average wind speed in September:
8.2km/h - Average wind speed in October:
7.7km/h - Average wind speed in November:
7.4km/h - Average wind speed in December:
8.9km/h
The windiest month (with the highest average wind speed) is March (10km/h).
The calmest month (with the lowest average wind speed) is November (7.4km/h).
Average humidity
Sumer, Bulgaria
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (54%).
Average rainfall
Sumer, Bulgaria
The wettest month (with the highest rainfall) is June (64mm).
The driest months (with the least rainfall) are August and September (27mm).
Average rainfall days
Sumer, Bulgaria
- Average rainfall days in January:
10.5 days - Average rainfall days in February:
9.3 days - Average rainfall days in March:
13.7 days - Average rainfall days in April:
15.9 days - Average rainfall days in May:
18.5 days - Average rainfall days in June:
17.3 days
- Average rainfall days in July:
14.4 days - Average rainfall days in August:
9.4 days - Average rainfall days in September:
8.8 days - Average rainfall days in October:
9.8 days - Average rainfall days in November:
9.1 days - Average rainfall days in December:
9.3 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is September (8.8 days).
Average snowfall
Sumer, Bulgaria
The month with the highest snowfall is January (141mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days
Sumer, Bulgaria
- Average snowfall days in January:
8.7 days - Average snowfall days in February:
6.7 days - Average snowfall days in March:
3.8 days - Average snowfall days in April:
0.2 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.2 days - Average snowfall days in November:
1 days - Average snowfall days in December:
5.5 days
The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Sumer, Bulgaria
- Average daylight in January:
9h and 24min - Average daylight in February:
10h and 30min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 42min - Average daylight in June:
15h and 18min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 54min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 42min - Average daylight in December:
9h and 0min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January:
5h and 30min - Average sunshine in February:
5h and 30min - Average sunshine in March:
7h and 6min - Average sunshine in April:
9h and 24min - Average sunshine in May:
10h and 18min - Average sunshine in June:
10h and 54min
- Average sunshine in July:
11h and 18min - Average sunshine in August:
11h and 36min - Average sunshine in September:
9h and 24min - Average sunshine in October:
6h and 48min - Average sunshine in November:
6h and 12min - Average sunshine in December:
5h and 42min
The month with the most sunshine is August (Average sunshine: 11h and 36min).
The months with the least sunshine are January and February (Average sunshine: 5h and 30min).
Average sunshine days
Sumer, Bulgaria
- Average sunshine days in January:
14.8 days - Average sunshine days in February:
12.6 days - Average sunshine days in March:
13 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
9.7 days - Average sunshine days in June:
9.4 days
- Average sunshine days in July:
13.3 days - Average sunshine days in August:
19.4 days - Average sunshine days in September:
19.4 days - Average sunshine days in October:
19.2 days - Average sunshine days in November:
19.2 days - Average sunshine days in December:
17.7 days
The months with the most sunshine days are August and September (19.4 days).
The month with the least sunshine days is June (9.4 days).
Average UV index
Sumer, Bulgaria
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Sumer, Bulgaria
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility
Sumer, Bulgaria
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January and February (8km).
