Climate and monthly weather forecastHerøyholmen, Norway
Climate and monthly weather forecast
Weather in January
January, the same as December, is a wintry winter month in Herøyholmen, Norway, with temperature in the range of an average high of 1.2°C (34.2°F) and an average low of -1.5°C (29.3°F). In Herøyholmen, the coldest months are January and February, registering an average high-temperature of 1.2°C (34.2°F). Weather in January »Weather in February
The last month of the winter, February, is also an icy month in Herøyholmen, Norway, with an average temperature ranging between max 1.2°C (34.2°F) and min -1.5°C (29.3°F). During January and February, Herøyholmen experiences its lowest temperatures, averaging a high-temperature of 1.2°C (34.2°F). Weather in February »Weather in March
March, the first month of the spring in Herøyholmen, is still a cold month, with an average temperature fluctuating between 2.1°C (35.8°F) and -0.8°C (30.6°F). During March, Herøyholmen records an average high-temperature of a still icy 2.1°C (35.8°F), marking a slight divergence from February's 1.2°C (34.2°F). Weather in March »Weather in April
April, like March, in Herøyholmen, Norway, is an icy spring month, with an average temperature varying between 4.4°C (39.9°F) and 2.1°C (35.8°F). The transition from March to April brings an average high-temperature of a still wintry 4.4°C (39.9°F), barely different from March's 2.1°C (35.8°F). Weather in April »Weather in May
May, the last month of the spring in Herøyholmen, is a chilly month, with an average temperature ranging between min 5.6°C (42.1°F) and max 8.3°C (46.9°F). Herøyholmen in May denotes a subtle temperature transition, adjusting from an average high of an icy 4.4°C (39.9°F) in April to a chilly 8.3°C (46.9°F). Weather in May »Weather in June
The first month of the summer, June, is a cool month in Herøyholmen, Norway, with an average temperature ranging between max 11°C (51.8°F) and min 8.5°C (47.3°F). The arrival of June brings an average high-temperature of a cool 11°C (51.8°F), subtly diverging from May's 8.3°C (46.9°F). Weather in June »Weather in July
July is a moderate summer month in Herøyholmen, Norway, with an average temperature varying between 11.3°C (52.3°F) and 14°C (57.2°F). Entering July, Herøyholmen notices a subtle temperature elevation, with the average high-temperature advancing from June's fresh 11°C (51.8°F) to a moderate 14°C (57.2°F). Weather in July »Weather in August
The last month of the summer, August, is another refreshing month in Herøyholmen, Norway, with an average temperature varying between 14.5°C (58.1°F) and 11.9°C (53.4°F). In Herøyholmen, the month of August registers the highest temperatures, averaging 14.5°C (58.1°F) at the peak and 11.9°C (53.4°F) at the lowest. Weather in August »Weather in September
September, the first month of the autumn in Herøyholmen, is also a fresh month, with an average temperature fluctuating between 12.2°C (54°F) and 10.1°C (50.2°F). Herøyholmen's shift into September is marked by a subtle change to a cool 12.2°C (54°F) from August's 14.5°C (58.1°F) in temperature. Weather in September »Weather in October
October, like September, is another chilly autumn month in Herøyholmen, Norway, with an average temperature varying between 6.3°C (43.3°F) and 8.1°C (46.6°F). The arrival of October is marked by a minor reduction in average high-temperature, sliding from a fresh 12.2°C (54°F) in September to a frosty 8.1°C (46.6°F). Weather in October »Weather in November
November, the last month of the autumn in Herøyholmen, is also an icy month, with temperature in the range of an average low of 3.2°C (37.8°F) and an average high of 5.4°C (41.7°F). The commencement of November notes an average high-temperature of an icy 5.4°C (41.7°F), exhibiting little difference from the previous month. Weather in November »Weather in December
December, the first month of the winter in Herøyholmen, is still a cold month, with an average temperature fluctuating between 0.1°C (32.2°F) and 2.7°C (36.9°F). The arrival of December coincides with an average high-temperature of a still cold 2.7°C (36.9°F), indicating a minimal shift from November's 5.4°C (41.7°F). Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Herøyholmen, Norway
The warmest month (with the highest average high temperature) is August (14.5°C).
The months with the lowest average high temperature are January and February (1.2°C).
The month with the highest average low temperature is August (11.9°C).
The coldest months (with the lowest average low temperature) are January and February (-1.5°C).
Average pressure
Herøyholmen, Norway
- Average pressure in January:
1005.8mbar - Average pressure in February:
1006.2mbar - Average pressure in March:
1007mbar - Average pressure in April:
1011.9mbar - Average pressure in May:
1014.3mbar - Average pressure in June:
1013mbar
- Average pressure in July:
1011.2mbar - Average pressure in August:
1010.5mbar - Average pressure in September:
1009.7mbar - Average pressure in October:
1010mbar - Average pressure in November:
1006.4mbar - Average pressure in December:
1001.9mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1001.9mbar).
Average wind speed
Herøyholmen, Norway
- Average wind speed in January:
27.7km/h - Average wind speed in February:
25.5km/h - Average wind speed in March:
25.5km/h - Average wind speed in April:
20km/h - Average wind speed in May:
17.6km/h - Average wind speed in June:
16.8km/h
- Average wind speed in July:
15.6km/h - Average wind speed in August:
16.5km/h - Average wind speed in September:
19.7km/h - Average wind speed in October:
23.3km/h - Average wind speed in November:
25km/h - Average wind speed in December:
27.1km/h
The windiest month (with the highest average wind speed) is January (27.7km/h).
The calmest month (with the lowest average wind speed) is July (15.6km/h).
Average humidity
Herøyholmen, Norway
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall
Herøyholmen, Norway
The wettest month (with the highest rainfall) is October (79mm).
The driest month (with the least rainfall) is May (41mm).
Average rainfall days
Herøyholmen, Norway
- Average rainfall days in January:
10.2 days - Average rainfall days in February:
8.1 days - Average rainfall days in March:
11.5 days - Average rainfall days in April:
14.1 days - Average rainfall days in May:
14.5 days - Average rainfall days in June:
14.8 days
- Average rainfall days in July:
16.5 days - Average rainfall days in August:
17.7 days - Average rainfall days in September:
18.5 days - Average rainfall days in October:
17.4 days - Average rainfall days in November:
14.6 days - Average rainfall days in December:
13.2 days
The month with the highest number of rainy days is September (18.5 days).
The month with the least rainy days is February (8.1 days).
Average snowfall
Herøyholmen, Norway
The month with the highest snowfall is March (106mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Herøyholmen, Norway
- Average snowfall days in January:
7.9 days - Average snowfall days in February:
9.9 days - Average snowfall days in March:
10.9 days - Average snowfall days in April:
6.5 days - Average snowfall days in May:
2.8 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:
1.5 days - Average snowfall days in November:
3.7 days - Average snowfall days in December:
6.8 days
The month with the highest number of snowfall days is March (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Herøyholmen, Norway
- Average daylight in January:
4h and 42min - Average daylight in February:
8h and 18min - Average daylight in March:
11h and 48min - Average daylight in April:
15h and 24min - Average daylight in May:
19h and 18min - Average daylight in June:
9h and 48min
- Average daylight in July:
20h and 54min - Average daylight in August:
16h and 48min - Average daylight in September:
13h and 6min - Average daylight in October:
9h and 30min - Average daylight in November:
5h and 54min - Average daylight in December:
3h and 12min
The month with the longest days is July (Average daylight: 20h and 54min).
The month with the shortest days is December (Average daylight: 3h and 12min).
- Average sunshine in January:
1h and 48min - Average sunshine in February:
3h and 36min - Average sunshine in March:
4h and 12min - Average sunshine in April:
6h and 12min - Average sunshine in May:
9h and 30min - Average sunshine in June:
3h and 54min
- Average sunshine in July:
9h and 48min - Average sunshine in August:
8h and 36min - Average sunshine in September:
6h and 18min - Average sunshine in October:
4h and 12min - Average sunshine in November:
2h and 42min - Average sunshine in December:
1h and 24min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days
Herøyholmen, Norway
- Average sunshine days in January:
13.1 days - Average sunshine days in February:
12.3 days - Average sunshine days in March:
9.8 days - Average sunshine days in April:
10.8 days - Average sunshine days in May:
12.2 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
11.9 days - Average sunshine days in August:
11.1 days - Average sunshine days in September:
10.1 days - Average sunshine days in October:
11.6 days - Average sunshine days in November:
12.5 days - Average sunshine days in December:
11.9 days
The month with the most sunshine days is January (13.1 days).
The month with the least sunshine days is March (9.8 days).
Average UV index
Herøyholmen, Norway
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover
Herøyholmen, Norway
The month with the most cloud cover is March (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 51).
Average visibility
Herøyholmen, Norway
The months with the highest visibility are June, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, May, July, November and December (9km).








