The best times to visit Karmoy for ideal weather are
June 4th to September 30th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Karmoy Travel Guide
Other Karmoy Travel Info
Weather in Karmoy
Temperature
Average temperatures in Karmoy vary somewhat. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 19th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Karmoy, the hottest months are August, July, and then September. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 64.5°F (18.1°C) with temperatures rarely dropping below 57.2°F (14°C) at night.
Karmoy Temperatures (Fahrenheit)
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Karmoy Temperatures (Celsius)
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“Feels-Like” Temperatures
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Karmoy Perceived Temperature (F)
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Karmoy Perceived Temperature (C)
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Average Karmoy Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
Show Fahrenheit
Month | Avg. High (°F) | Avg. Mean (°F) | Avg. Low (°F) |
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Jan | 39.6 | 37.3 | 34.3 |
Feb | 38.8 | 36.5 | 33.7 |
Mar | 41.9 | 39 | 36.2 |
Apr | 46.8 | 42.9 | 39.6 |
May | 52.8 | 48.6 | 44.9 |
Jun | 58 | 53.6 | 49.9 |
Jul | 62.3 | 58.4 | 55.1 |
Aug | 62.6 | 58.8 | 55.5 |
Sep | 58.5 | 55.4 | 52.3 |
Oct | 51.9 | 49.5 | 46.6 |
Nov | 46.5 | 44.2 | 41.2 |
Dec | 42.3 | 39.9 | 36.8 |
Show Celsius
Month | Avg. High (°C) | Avg. Mean (°C) | Avg. Low (°C) |
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Jan | 4.2 | 2.9 | 1.3 |
Feb | 3.8 | 2.5 | 0.9 |
Mar | 5.5 | 3.9 | 2.3 |
Apr | 8.2 | 6.1 | 4.2 |
May | 11.6 | 9.2 | 7.2 |
Jun | 14.4 | 12 | 9.9 |
Jul | 16.8 | 14.7 | 12.8 |
Aug | 17 | 14.9 | 13.1 |
Sep | 14.7 | 13 | 11.3 |
Oct | 11.1 | 9.7 | 8.1 |
Nov | 8.1 | 6.8 | 5.1 |
Dec | 5.7 | 4.4 | 2.7 |
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Karmoy are June, May, and then April. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early June. For example, on the week of June 4th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid January with an average of 4 days of significant precipitation the week of January 8th.
When can you find snow in Karmoy? Weather stations report a good amount of seasonal snow likely to be deepest around December, especially close to late December. The best time to ski (if at all) in Karmoy is often around around January 15th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Karmoy.
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Snow on the Ground
The graph below shows the average snow on the ground in Karmoy (in).
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Average Rain and Snow by Month
Show Inches
Month | Daily Chance of Rain | Average Snow Depth (in) | Total Precipitation (in) |
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Jan | 44% | 1.1 | 4.8 |
Feb | 41% | 2.2 | 3.7 |
Mar | 29% | 1.9 | 3.4 |
Apr | 20% | 0.6 | 2 |
May | 20% | 0.4 | 1.7 |
Jun | 14% | 0 | 2.2 |
Jul | 28% | 0.4 | 3.5 |
Aug | 35% | 0 | 4.2 |
Sep | 33% | 1.2 | 3.9 |
Oct | 37% | 0 | 4 |
Nov | 44% | 0.5 | 5.1 |
Dec | 41% | 4.5 | 4.1 |
Show Centimeters
Month | Daily Chance of Rain | Average Snow Depth (cm) | Total Precipitation (cm) |
---|---|---|---|
Jan | 44 | 2.8 | 12.2 |
Feb | 41 | 5.6 | 9.4 |
Mar | 29 | 4.8 | 8.6 |
Apr | 20 | 1.5 | 5.1 |
May | 20 | 1 | 4.3 |
Jun | 14 | 0 | 5.6 |
Jul | 28 | 1 | 8.9 |
Aug | 35 | 0 | 10.7 |
Sep | 33 | 3 | 9.9 |
Oct | 37 | 0 | 10.2 |
Nov | 44 | 1.3 | 13 |
Dec | 41 | 11.4 | 10.4 |
Humidity and Wind
Karmoy has some very humid months, and high humidity throughout the year. The least humid month is October (71.2% relative humidity), and the most humid month is July (78.2%).
Wind in Karmoy is usually stronger than many places. The windiest month is January, followed by October and November. January’s average wind speed of around 19.3 knots (22.2 MPH or 35.7 KPH) is considered “a fresh breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late October where average top sustained speeds reach 29.7 knots, which is considered high wind or moderate gale winds.
Relative Humidity (%)
The graph below shows the average % humidity by month in Karmoy.
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Wind
The graph below shows wind speed (max and average) in knots.
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Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
Month | Avg. Wind | Avg. Wind Feel | Sustained High Wind | High Wind Feel |
Jan | 19.3 | Strong breeze | 28.2 | Moderate gale winds |
Feb | 17.4 | Strong breeze | 25.5 | Very strong breeze |
Mar | 15.6 | Significant breeze | 23.6 | Moderate gale winds |
Apr | 14.1 | Significant breeze | 20.7 | Strong breeze |
May | 14.7 | Significant breeze | 21.3 | Moderate gale winds |
Jun | 13.3 | Significant breeze | 19.5 | Strong breeze |
Jul | 13 | Significant breeze | 19.3 | Moderate gale winds |
Aug | 14.4 | Significant breeze | 21 | Strong breeze |
Sep | 15.9 | Significant breeze | 22.9 | Moderate gale winds |
Oct | 18 | Strong breeze | 26 | Very strong breeze |
Nov | 17.7 | Strong breeze | 25.7 | Moderate gale winds |
Dec | 17 | Strong breeze | 26.1 | Very strong breeze |
Show Relative Humidity by Month
Month | Avg. Relative Humidity |
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Jan | 73.2% |
Feb | 77.4% |
Mar | 77.3% |
Apr | 76.2% |
May | 75% |
Jun | 75% |
Jul | 78.2% |
Aug | 75% |
Sep | 74% |
Oct | 71.2% |
Nov | 72.2% |
Dec | 75.1% |
Is it Safe to Travel to Karmoy?
Our best data indicates this area is generally safe. As of Dec 04, 2023 there are no travel advisories or warnings for Norway; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Nov 21, 2023.
The Busiest and Least Crowded Months
The busiest month for tourism in Karmoy, Norway is March, followed by June and July. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Karmoy in October. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
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Overall Karmoy Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 57°F (13.9°C) and 40.5°F (4.7°C) with warmer temperatures in the later months. Rain is somewhat common with 6 to 9 days of significant precipitation per month. Spring is the busiest for tourism, which makes it a good time for those looking for things to do.
Summer (June through August)
The middle-year months have comfortably cool weather with high temperatures that are brisk. These months see moderate precipitation with 4 to 11 days of precipitation per month. June – August is the second busiest season for tourism in Karmoy, so lodging and other accommodations may cost slightly more.
Fall (September through November)
Fall daily highs range from 60.4°F (15.8°C) and 43°F (6.1°C), which will feel chilly given the humidity and wind. It rains or snows a good amount: 10 to 13 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.
Winter (December through February)
Weather is too cold this time of year in Karmoy to be enjoyable for warm weather travelers. The average high during this season is between 43.1°F (6.2°C) and 38.3°F (3.5°C). On average, it rains or snows a great amount: 12 to 13 times per month. These times of year are fairly slow with tourists.
Best Times to Travel› Oslo City Centre, Norway › Karmoy, Norway