30YearWeather
Oslo
When to avoid visiting Oslo, Norway
Seasonal Comparison

Least Favorable Months in Oslo

Based on 30 years of NASA satellite data, Oslo enjoys relatively good weather year-round. However, if you're comparing months, January, October, February are the least favorable — though still perfectly visitable.

January59/100October62/100February63/100

Good news: Oslo has no truly bad months!

With a score of 59/100, even January(the "worst" month) is still a reasonable time to visit. These months are simply the least favorable compared to other months in Oslo, not objectively bad. Many travelers enjoy visiting during these periods and benefit from lower prices and fewer crowds.

Why January is the Least Favorable (But Still Okay) Time to Visit Oslo

Is January a Good Time to Visit Oslo?

👌Good option with minor considerations
Short Answer

January brings winter conditions to Oslo with -1°C average highs. The 25% precipitation chance may include snow. Essential: warm coat, layers, and waterproof footwear.

Decision Factors

Freezing temperatures

-1.2°C highs - pack warm winter gear

Vaccinations required

Yellow Fever

Very high humidity

86% average humidity

Cold sea - swimming challenging

2.5°C sea temperature - Polar Plunge

Health precautions needed

Be aware of: Leptospirosis, Hantavirus, Parvovirus B19

Calm, family-friendly seas

0.33m wave height - Lake-like

Good For

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

Who Should Avoid

  • 🏖️
    Beach lovers

    Sea temperature only 2.5°C - too cold for comfortable swimming

  • 👨‍👩‍👧‍👦
    Families with children

    -6°C too cold for comfortable family activities

  • 👴
    Elderly travelers

    86% humidity creates difficult conditions

  • 💑
    Honeymoon couples

    Wedding score only 6/100 - better months available

930 observations30-year historical data
Confidence: 99%

Key Challenges During These Months

Extreme Cold

Freezing temperatures require specialized clothing and limit outdoor activities

Months to Avoid: Detailed Breakdown

Worst59

January

Freezing temperatures, Very high humidity

View details
2nd Worst62

October

Very high humidity, Peak tourist season

View details
3rd Worst63

February

Very high humidity

View details

Looking for the Best Time Instead?

Discover the optimal months to visit Oslo with ideal weather conditions, fewer crowds, and better prices.

Best Time to Visit Oslo

Frequently Asked Questions

When should I avoid visiting Oslo?

Based on 30 years of data, the most challenging months are January, October, February. Primary concerns include: freezing temperatures, very high humidity.

What is the worst month to visit Oslo?

January is typically the most challenging month, scoring only 59/100 in our travel conditions analysis.

Can I still visit during these months?

Yes, many travelers still visit during challenging months. Come prepared with appropriate gear, flexible bookings, and backup plans. Lower prices and fewer tourists can offset the weather challenges.

Are hotels cheaper during these months?

Often yes. Low season typically means reduced hotel rates, easier reservations, and fewer crowds at popular attractions. Some travelers prefer this trade-off.