Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average sea temperature in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
October
Weather in October
Temperature
During Härnösand's transition into October, the average high-temperature lessens, moving from a mild 13.7°C (56.7°F) in September to a chilly 7.6°C (45.7°F). A mean low-temperature of 4.3°C (39.7°F) is anticipated during the month of October in Härnösand, Sweden, a slight step down from the daytime high.Humidity
The average relative humidity in October is 79%.Rainfall
In October, in Härnösand, the rain falls for 8.4 days. Throughout October, 28mm (1.1") of precipitation is accumulated. Throughout the year, there are 93.9 rainfall days, and 304mm (11.97") of precipitation is accumulated.Snowfall
Months with snowfall in Härnösand, Sweden, are January through May, October through December. October is the first month it typically snows in Härnösand. Throughout October, in the average 1.3 snowfall days, it receives 7mm (0.28") of snow. Throughout the year, in Härnösand, there are 60.8 snowfall days, and 495mm (19.49") of snow is accumulated.Sea temperature
In October, the average sea temperature in Härnösand is 8.5°C (47.3°F).Note: Dipping into 8.5°C (47.3°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.
Daylight
In Härnösand, the average length of the day in October is 9h and 54min.On the first day of the month, sunrise is at 06:57 and sunset at 18:18 CEST. On the last day of October, sunrise is at 07:21 and sunset at 15:42 CET.
Note: On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. Daylight Saving Time starts again on Sunday, 30. March 2025, at 02:00; consequently, the time zone reverts from CET to CEST.
Sunshine
In October, the average sunshine is 4.9h.UV index
In Härnösand, the average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In October, the maximum UV index of 2 suggests this advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are October temperatures in Härnösand?
What is the average humidity in October in Härnösand?
How much does it rain in Härnösand in October?
When does it start snowing in Härnösand?
What is the water temperature in October in Härnösand?
How many hours of daylight does Härnösand have in October?
When is the sunrise / sunset in October in Härnösand?
When does Daylight Saving Time (DST) end in October in Härnösand?
How long on average sun shines in October in Härnösand?
How high is the UV index in October in Härnösand?
Average temperature in October
Härnösand, Sweden
- Average high temperature in October: 7.6°C
The warmest month (with the highest average high temperature) is July (18.2°C).
The month with the lowest average high temperature is February (-1.8°C).
- Average low temperature in October: 4.3°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is February (-5°C).
Average pressure in October
Härnösand, Sweden
- Average pressure in October: 1012.7mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.8mbar).
Average wind speed in October
Härnösand, 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 months (with the lowest average wind speed) are May and August (13.9km/h).
Average humidity in October
Härnösand, Sweden
- Average humidity in October: 79%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is June (71%).
Average rainfall in October
Härnösand, Sweden
- Average rainfall in October: 28mm
The wettest months (with the highest rainfall) are January and December (36mm).
The driest months (with the least rainfall) are April and June (15mm).
Average rainfall days in October
Härnösand, Sweden
- Average rainfall days in October: 8.4 days
The month with the highest number of rainy days is July (10.4 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in October
Härnösand, Sweden
- Average snowfall in October: 7mm
The month with the highest snowfall is January (150mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in October
Härnösand, Sweden
- Average snowfall days in October: 1.3 days
The month with the highest number of snowfall days is January (14.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in October
Härnösand, Sweden
- Average sea temperature in October: 8.5°C
The best month for swimming (with the highest average sea temperature) is August (17°C).
The coldest months (with the lowest average sea temperature) are February and March (0.3°C).
Average daylight in October /
Average sunshine in October
Härnösand, Sweden
- Average daylight in October: 9h and 5min
The month with the longest days is June (Average daylight: 19h and 54min).
The month with the shortest days is December (Average daylight: 5h and 6min).
- Average sunshine in October: 4h and 5min
The month with the most sunshine is June (Average sunshine: 13h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in October
Härnösand, Sweden
- Average sunshine days in October: 20.5 days
The month with the most sunshine days is June (21.8 days).
The month with the least sunshine days is February (10.8 days).
Average UV index in October
Härnösand, Sweden
- Average UV index in October: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in October
Härnösand, Sweden
- Average cloud cover in October: 50
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in October
Härnösand, Sweden
- Average visibility in October: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The month with the lowest visibility is January (8km).
