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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, like December, is a freezing cold winter month in Hallstahammar, Sweden, with an average temperature varying between -1.3°C (29.7°F) and -5.3°C (22.5°F). January is the coldest month, with an average high-temperature of -1.3°C (29.7°F) and an average low-temperature of -5.3°C (22.5°F). Weather in January »
Weather in February
February, the last month of the winter in Hallstahammar, is another freezing cold month, with an average temperature fluctuating between -5.1°C (22.8°F) and -0.3°C (31.5°F). The arrival of February is marked by an average high-temperature of a still freezing cold -0.3°C (31.5°F), bearing a close resemblance to January. Weather in February »
Weather in March
The first month of the spring, March, is an icy month in Hallstahammar, Sweden, with an average temperature varying between 3.6°C (38.5°F) and -2.3°C (27.9°F). March's onset witnesses a minor shift in the average high-temperature, moving from a subzero cold -0.3°C (31.5°F) in February to a wintry 3.6°C (38.5°F). Weather in March »
Weather in April
April in Hallstahammar, Sweden, is a cool spring month, with an average temperature fluctuating between 2.3°C (36.1°F) and 10.5°C (50.9°F). April sees a temperature increase, moving from a cold 3.6°C (38.5°F) in March to a cool 10.5°C (50.9°F). Weather in April »
Weather in May
May, the last month of the spring in Hallstahammar, is a mild month, with an average temperature varying between 6.3°C (43.3°F) and 15.8°C (60.4°F). As May begins, there is an increase in the average high-temperature, moving from a cool 10.5°C (50.9°F) in April to a refreshing 15.8°C (60.4°F). Weather in May »
Weather in June
The first month of the summer, June, is a refreshing month in Hallstahammar, Sweden, with an average temperature varying between 19.6°C (67.3°F) and 10°C (50°F). The beginning of June signals a minor rise in the average high-temperature, moving from a moderate 15.8°C (60.4°F) in May to an enjoyable 19.6°C (67.3°F). Weather in June »
Weather in July
July in Hallstahammar, Sweden, is an agreeable summer month, with an average temperature fluctuating between 12.3°C (54.1°F) and 22°C (71.6°F). July, with an average high of 22°C (71.6°F) and a low of 12.3°C (54.1°F), signifies the warmest month of the year. Weather in July »
Weather in August
August, the last month of the summer in Hallstahammar, is another pleasant month, with an average temperature varying between 20.8°C (69.4°F) and 11.8°C (53.2°F). At the onset of August, Hallstahammar records an average high-temperature of a still agreeable 20.8°C (69.4°F), showing little deviation from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Hallstahammar, is also an enjoyable month, with temperature in the range of an average high of 16.3°C (61.3°F) and an average low of 8.8°C (47.8°F). The onset of September brings a small shift in high-temperatures, falling from a pleasant 20.8°C (69.4°F) in August to a refreshing 16.3°C (61.3°F). Weather in September »
Weather in October
October, like September, is another chilly autumn month in Hallstahammar, Sweden, with temperature in the range of an average low of 4.4°C (39.9°F) and an average high of 9.3°C (48.7°F). October comes with a drop in the average high-temperature, falling from September's comfortable 16.3°C (61.3°F) to a chilly 9.3°C (48.7°F). Weather in October »
Weather in November
November, the last month of the autumn in Hallstahammar, is also a wintry month, with temperature in the range of an average high of 4.2°C (39.6°F) and an average low of 1.1°C (34°F). In Hallstahammar, entering November brings a temperature decrement, reducing from October's frosty 9.3°C (48.7°F) to an icy 4.2°C (39.6°F). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Hallstahammar, Sweden, with temperature in the range of an average low of -3.1°C (26.4°F) and an average high of 0.4°C (32.7°F). Hallstahammar in December experiences a gentle temperature dip, with average high-temperatures reducing from a wintry 4.2°C (39.6°F) in November to a still icy 0.4°C (32.7°F). Weather in December »
Updated: Jun 13, 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
What time of the year is the coldest?
January, having an average high-temperature of -1.3°C (29.7°F) and an average low-temperature of -5.3°C (22.5°F), is the coldest month.
What is the most humid month?
The months with the highest humidity are January and February, with an average relative humidity of 90%.
How much does it rain?
In Hallstahammar, during the entire year, the rain falls for 145.4 days and collects up to 399mm (15.71") of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 14.8 days and accumulates 138mm (5.43") of snow.
How much does it snow in Hallstahammar?
In Hallstahammar, during the entire year, snow falls for 61.4 days and aggregates up to 539mm (21.22") of snow.
What is the month with the lowest UV index?
January and February, with an average maximum UV index of 1, are months with the lowest UV index.
What is the driest month?
April is the month with the least rainfall. Rain falls for 11.7 days and accumulates 20mm (0.79") of precipitation.
What is the least humid month in Hallstahammar?
The least humid month is May, with an average relative humidity of 69%.
When it does not snow?
In Hallstahammar, Sweden, snow does not fall in June through September.
When are the longest days?
The month with the longest days is June, with an average of 18h and 36min of daylight.
What month has the most sunshine?
With an average of 12.2h of sunshine, June has the most sunshine of the year.
What are the months with the highest UV index?
The months with the highest UV index in Hallstahammar are June and July, with an average maximum UV index of 5.
What are the warmest months?
In Hallstahammar, July is known for its average highest temperatures, reaching a high of 22°C (71.6°F) and a low of 12.3°C (54.1°F).
What is the wettest month?
July is the month with the most rainfall. Rain falls for 15.3 days and accumulates 48mm (1.89") of precipitation.
When is Daylight Saving Time (DST)?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the month with the shortest days?
With an average of 6h and 12min of daylight, December has the shortest days of the year.
What is the month with the least sunshine in Hallstahammar?
The month with the least sunshine is December, with an average of 2.6h of sunshine.
Average temperature
Hallstahammar, Sweden
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (-1.3°C).
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-5.3°C).
Average pressure
Hallstahammar, Sweden
- Average pressure in January:
1011.1mbar - Average pressure in February:
1011.4mbar - Average pressure in March:
1011.9mbar - Average pressure in April:
1014.1mbar - Average pressure in May:
1014.6mbar - Average pressure in June:
1012.5mbar
- Average pressure in July:
1011.1mbar - Average pressure in August:
1012.4mbar - Average pressure in September:
1013.3mbar - Average pressure in October:
1014mbar - Average pressure in November:
1010.7mbar - Average pressure in December:
1007.7mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).
Average wind speed
Hallstahammar, Sweden
- Average wind speed in January:
13.3km/h - Average wind speed in February:
12.6km/h - Average wind speed in March:
12.8km/h - Average wind speed in April:
12.3km/h - Average wind speed in May:
11.6km/h - Average wind speed in June:
11.3km/h
- Average wind speed in July:
10.9km/h - Average wind speed in August:
10.7km/h - Average wind speed in September:
11.8km/h - Average wind speed in October:
12.5km/h - Average wind speed in November:
12.8km/h - Average wind speed in December:
13.7km/h
The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity
Hallstahammar, Sweden
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (69%).
Average rainfall
Hallstahammar, Sweden
The wettest month (with the highest rainfall) is July (48mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days
Hallstahammar, Sweden
- Average rainfall days in January:
7 days - Average rainfall days in February:
6.7 days - Average rainfall days in March:
9.9 days - Average rainfall days in April:
11.7 days - Average rainfall days in May:
16.2 days - Average rainfall days in June:
14.8 days
- Average rainfall days in July:
15.3 days - Average rainfall days in August:
15.7 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
13.6 days - Average rainfall days in November:
12.1 days - Average rainfall days in December:
10.9 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is February (6.7 days).
Average snowfall
Hallstahammar, Sweden
- Average snowfall in January:
138mm - Average snowfall in February:
105mm - Average snowfall in March:
110mm - Average snowfall in April:
20mm - Average snowfall in May:
13mm - Average snowfall in June:
0mm
The month with the highest snowfall is January (138mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Hallstahammar, Sweden
- Average snowfall days in January:
14.8 days - Average snowfall days in February:
14.2 days - Average snowfall days in March:
10.5 days - Average snowfall days in April:
2.6 days - Average snowfall days in May:
0.7 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:
0.9 days - Average snowfall days in November:
4.7 days - Average snowfall days in December:
13 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Hallstahammar, Sweden
- Average daylight in January:
7h and 0min - Average daylight in February:
9h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 4min - Average daylight in May:
17h and 1min - Average daylight in June:
18h and 4min
- Average daylight in July:
17h and 5min - Average daylight in August:
15h and 3min - Average daylight in September:
12h and 5min - Average daylight in October:
10h and 1min - Average daylight in November:
7h and 4min - Average daylight in December:
6h and 1min
The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
3h and 2min - Average sunshine in March:
5h and 0min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 5min - Average sunshine in June:
12h and 1min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
9h and 1min - Average sunshine in September:
8h and 1min - Average sunshine in October:
4h and 2min - Average sunshine in November:
3h and 4min - Average sunshine in December:
2h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days
Hallstahammar, Sweden
- Average sunshine days in January:
11.3 days - Average sunshine days in February:
10.8 days - Average sunshine days in March:
12.3 days - Average sunshine days in April:
14.3 days - Average sunshine days in May:
12.8 days - Average sunshine days in June:
13.3 days
- Average sunshine days in July:
14.2 days - Average sunshine days in August:
13.4 days - Average sunshine days in September:
14.8 days - Average sunshine days in October:
13.5 days - Average sunshine days in November:
12.1 days - Average sunshine days in December:
10.5 days
The month with the most sunshine days is September (14.8 days).
The month with the least sunshine days is December (10.5 days).
Average UV index
Hallstahammar, Sweden
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover
Hallstahammar, Sweden
The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are June, July and August (Cloud cover 42).
Average visibility
Hallstahammar, Sweden
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is February (7km).
