October weather forecast and climate
Kalmar, Sweden

Weather in October

October, like September, in Kalmar, Sweden, is a cool autumn month, with average temperature ranging between max 11.2°C (52.2°F) and min 7.2°C (45°F).

Temperature

In Kalmar, the average high-temperature decreases, from an enjoyable 16.7°C (62.1°F) in September, to a cool 11.2°C (52.2°F). In October, the average low-temperature is 7.2°C (45°F).

Humidity

In October, the average relative humidity in Kalmar is 80%.

Rainfall

In October, the rain falls for 11.4 days. Throughout October, 29mm (1.14") of precipitation is accumulated. Throughout the year, there are 127.2 rainfall days, and 299mm (11.77") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows in Kalmar. Throughout October, in the average 0.3 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, in Kalmar, there are 40.5 snowfall days, and 250mm (9.84") of snow is accumulated.

Sea temperature

In Kalmar, the average water temperature is 11.4°C (52.5°F).
Note: Swimming in 11.4°C (52.5°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In Kalmar, the average length of the day is 10.4h.

Sunshine

In October, the average sunshine in Kalmar, Sweden, is 4.5h.

UV index

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for the ordinary person.
Note: In October, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in October in Kalmar?

The average relative humidity in October in Kalmar is 80%.

How much does it rain in Kalmar in October?

In Kalmar, during October, the rain falls for 11.4 days and regularly aggregates up to 29mm (1.14") of precipitation.

When does it start snowing in Kalmar?

October is the first month it typically snows in Kalmar, Sweden. Throughout October, in the average 0.3 snowfall days, it receives 1mm (0.04") of snow.

What is the sea water temperature in October in Kalmar?

In Kalmar, Sweden, the average seawater temperature in October is 11.4°C (52.5°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

How many hours of daylight does Kalmar have in October?

In October, the average length of the day is 10.4h.

How long on average sun shines in October in Kalmar?

In October, the average sunshine in Kalmar is 4.5h.

What is the UV index intensity in October in Kalmar?

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to the UV radiation.

Average temperature in October
Kalmar, Sweden

Average temperature in October - Kalmar, Sweden
  • Average high temperature in October: 11.2°C

The warmest month (with the highest average high temperature) is July (21°C).
The month with the lowest average high temperature is January (1.6°C).

  • Average low temperature in October: 7.2°C

The month with the highest average low temperature is July (14.1°C).
The coldest months (with the lowest average low temperature) are January and February (-1.3°C).

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Average pressure in October
Kalmar, Sweden

Average pressure in October - Kalmar, Sweden
  • Average pressure in October: 1015.1mbar

Months with the highest atmospheric pressure are April and May (1015.4mbar).
The month with the lowest atmospheric pressure is December (1010.2mbar).

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Average wind speed in October
Kalmar, Sweden

Average wind speed in October - Kalmar, Sweden
  • Average wind speed in October: 17.5km/h

The windiest month (with the highest average wind speed) is December (18.8km/h).
The calmest month (with the lowest average wind speed) is May (14.1km/h).

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Average humidity in October
Kalmar, Sweden

Average humidity in October - Kalmar, Sweden
  • Average humidity in October: 80%

Months with the highest relative humidity are January, February, November and December (86%).
Months with the lowest relative humidity are April and May (71%).

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Average rainfall in October
Kalmar, Sweden

Average rainfall in October - Kalmar, Sweden
  • Average rainfall in October: 29mm

The wettest month (with the highest rainfall) is July (36mm).
The driest month (with the least rainfall) is April (10mm).

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Average rainfall days in October
Kalmar, Sweden

Average rainfall days in October - Kalmar, Sweden
  • Average rainfall days in October: 11.4 days

The month with the highest number of rainy days is July (13.6 days).
The month with the least rainy days is February (6.9 days).

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Average snowfall in October
Kalmar, Sweden

Average snowfall in October - Kalmar, Sweden
  • Average snowfall in October: 1mm

The month with the highest snowfall is February (84mm).
Months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in October
Kalmar, Sweden

Average snowfall days in October - Kalmar, Sweden
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is January (12.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in October
Kalmar, Sweden

Average sea temperature in October - Kalmar, Sweden
  • Average sea temperature in October: 11.4°C

The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest month (with the lowest average sea temperature) is March (1.9°C).

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Average daylight in October /
Average sunshine in October
Kalmar, Sweden

Average daylight in October / Average sunshine in October - Kalmar, Sweden
  • Average daylight in October: 10.4h

The month with the longest days is June (Average daylight: 17.7h).
The month with the shortest days is December (Average daylight: 6.9h).

  • Average sunshine in October: 4.5h

The month with the most sunshine is August (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 3.2h).

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Average sunshine days in October
Kalmar, Sweden

Average sunshine days in October - Kalmar, Sweden
  • Average sunshine days in October: 14.5 days

The month with the most sunshine days is May (18.6 days).
The month with the least sunshine days is February (11.1 days).

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Average UV index in October
Kalmar, Sweden

Average UV index in October - Kalmar, Sweden
  • Average UV index in October: 3

Months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in October
Kalmar, Sweden

Average cloud cover in October - Kalmar, Sweden
  • Average cloud cover in October: 53

Months with the most cloud cover are January and February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in October
Kalmar, Sweden

Average visibility in October - Kalmar, Sweden
  • Average visibility in October: 10km

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

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