Climate and monthly weather forecastOna, Norway

Climate and monthly weather forecast

Weather in January

January, like December, in Ona, Norway, is a wintry winter month, with an average temperature ranging between max 4.4°C (39.9°F) and min 2.4°C (36.3°F). In January, Ona's weather conditions record an average high-temperature of a still icy 4.4°C (39.9°F), demonstrating little divergence from the preceding month. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Ona, Norway, with an average temperature fluctuating between 4.2°C (39.6°F) and 2.1°C (35.8°F). February, with average temperatures reaching a high of 4.2°C (39.6°F) and a low of 2.1°C (35.8°F), is the coldest month. Weather in February »

Weather in March

March, the first month of the spring in Ona, is also an icy month, with an average temperature fluctuating between 4.6°C (40.3°F) and 2.3°C (36.1°F). A minimal variation is noted in Ona's average high-temperature at the onset of March, reaching a still wintry 4.6°C (40.3°F) from February's 4.2°C (39.6°F). Weather in March »

Weather in April

April in Ona, Norway, is a frosty spring month, with an average temperature fluctuating between 6.5°C (43.7°F) and 4.6°C (40.3°F). Welcoming April, Ona notes an average high-temperature of a frosty 6.5°C (43.7°F), nearly consistent with March's 4.6°C (40.3°F). Weather in April »

Weather in May

The last month of the spring, May, is also a frosty month in Ona, Norway, with temperature in the range of an average high of 9.1°C (48.4°F) and an average low of 6.8°C (44.2°F). Ona sees the arrival of May with an average high-temperature of a still frosty 9.1°C (48.4°F), indicating a subtle variation from April. Weather in May »

Weather in June

June, the first month of the summer in Ona, is a fresh month, with temperature in the range of an average high of 11.5°C (52.7°F) and an average low of 9.3°C (48.7°F). As May turns into June, the average high-temperatures rest at a fresh 11.5°C (52.7°F), showing a minor variation from the prior month. Weather in June »

Weather in July

July is a mild summer month in Ona, Norway, with temperature in the range of an average high of 14°C (57.2°F) and an average low of 11.7°C (53.1°F). Ona notes an average high-temperature of a mild 14°C (57.2°F) in July, hardly diverging from June. Weather in July »

Weather in August

The last month of the summer, August, is also a moderate month in Ona, Norway, with an average temperature varying between 12.8°C (55°F) and 15°C (59°F). The warmest time of the year is August, with temperatures averaging a high of 15°C (59°F) and a low of 12.8°C (55°F). Weather in August »

Weather in September

September, the first month of the autumn in Ona, is also a moderate month, with temperature in the range of an average low of 11.4°C (52.5°F) and an average high of 13.4°C (56.1°F). The introduction of September notes a subtle temperature variation to a still refreshing 13.4°C (56.1°F) from August's 15°C (59°F). Weather in September »

Weather in October

October, like September, in Ona, Norway, is a cool autumn month, with an average temperature ranging between max 10°C (50°F) and min 8°C (46.4°F). October signals a slight drop in average high-temperature, sliding from September's moderate 13.4°C (56.1°F) to a fresh 10°C (50°F). Weather in October »

Weather in November

November, the last month of the autumn in Ona, is also a frosty month, with an average temperature varying between 5.5°C (41.9°F) and 7.2°C (45°F). October's transformation into November witnesses an average high-temperature of a chilly 7.2°C (45°F), noting a minor change from the preceding month. Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Ona, Norway, with temperature in the range of an average low of 3.4°C (38.1°F) and an average high of 5.4°C (41.7°F). December's weather displays an average high-temperature of a wintry 5.4°C (41.7°F), slightly varied from November's 7.2°C (45°F). Weather in December »

Frequently asked questions

Throughout the year, there are 219.8 rainfall days, and 1124mm (44.25") of precipitation is accumulated.

Months with snowfall in Ona are January through May, October through December.

In Ona, Norway, during the entire year, snow falls for 36.2 days and aggregates up to 498mm (19.61") of snow.

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

In Ona, February registers the lowest temperatures, averaging 4.2°C (39.6°F) at the peak and 2.1°C (35.8°F) at the lowest.

February is the month with the most snowfall in Ona, Norway. Snow falls for 8.1 days and accumulates 127mm (5") of snow.

June is the month with the least rainfall. Rain falls for 16.3 days and accumulates 53mm (2.09") of precipitation.

In Ona, snow does not fall in June through September.

The month with the longest days in Ona is June, with an average of 20h and 0min of daylight.

June has the most sunshine of the year in Ona, with an average of 10h of sunshine.

The months with the highest UV index are June through August, with an average maximum UV index of 4.

With an average relative humidity of 82%, July is the most humid month.

Ona's warmest temperatures are experienced in August, with average high temperatures of 15°C (59°F) and lows of 12.8°C (55°F).

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.

With an average relative humidity of 70%, November is the least humid month.

The month with the most rainfall in Ona is December, when the rain falls for 20.6 days and typically aggregates up to 143mm (5.63") of precipitation.

The month with the shortest days in Ona, Norway, is December, with an average of 5h and 0min of daylight.

December has the least sunshine of the year, with an average of 1.7h of sunshine.

Average temperature
Ona, Norway

The warmest month (with the highest average high temperature) is August (15°C).
The month with the lowest average high temperature is February (4.2°C).

The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is February (2.1°C).

Average pressure
Ona, Norway

The month with the highest atmospheric pressure is May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1002.5mbar).

Average wind speed
Ona, Norway

The windiest month (with the highest average wind speed) is December (28.7km/h).
The calmest month (with the lowest average wind speed) is August (16.9km/h).

Average humidity
Ona, Norway

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is November (70%).

Average rainfall
Ona, Norway

The wettest month (with the highest rainfall) is December (143mm).
The driest month (with the least rainfall) is June (53mm).

Average rainfall days
Ona, Norway

The month with the highest number of rainy days is August (21 days).
The month with the least rainy days is January (15.8 days).

Average snowfall
Ona, Norway

The month with the highest snowfall is February (127mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days
Ona, Norway

The month with the highest number of snowfall days is February (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Ona, Norway

The month with the longest days is June (Average daylight: 20h and 0min).
The month with the shortest days is December (Average daylight: 5h and 0min).

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).

Average sunshine days
Ona, Norway

The months with the most sunshine days are May and November (10.5 days).
The month with the least sunshine days is December (6.1 days).

Average UV index
Ona, Norway

The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover
Ona, Norway

The month with the most cloud cover is March (Cloud cover 66).
The month with the least cloud cover is May (Cloud cover 52).

Average visibility
Ona, Norway

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).