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Lopez Island Weather in March

Lopez Island in March sees low daytime temperatures of 11°C (52°F) and nighttime lows of 4°C (39°F). Rainfall is fairly high this month at around 65 mm (2.6 in), so pack a rain jacket to stay dry.

Rainfall in Lopez Island in March

You can expect rain on around 20 days based on historical patterns, with 65 mm (2.6 in) average for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Lopez Island in March

Lopez Island in March gets highs of 11°C (52°F) during the day and drops to 4°C (39°F) at night. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With overnight lows of 4°C (39°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Lopez Island in March

The area experiences a moderate amount of sunshine, with approximately 151 hours of sunlight expected. This means a decent mix of sun and overcast.

For Lopez Island itself, June, July, August and September generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United States of America, check out our Lopez Island's climate page.

Lopez Island Temperature in March

Min TemperatureMin Temperature 4°C (39°F)  
Max TemperatureMax Temperature 11°C (52°F)  
Chance of RainChance of Rain 67%  
PrecipitationPrecipitation 65 mm (2.6 in)  
Rainy daysRainy days 20 days  
SunshineSunshine 151 hours *  
Percentage SunshinePercentage Sunshine 41% *  
* Data from: Friday Harbor, the United States of America (10 KM, 6 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Lopez Island typically stay consistent throughout March, with daily highs averaging around 11°C (52°F). Nights are cold, with lows typically ranging from 2°C (36°F) to 5°C (41°F).

Average temperatures in March

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in March

Historical weather for Lopez Island in March

Browse day-by-day weather records for Lopez Island spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Lopez Island historical weather extremes in March

Based on weather observations in Lopez Island between 1988 and 2026, these are the recorded extremes during March.

  • On March 16, 2024, temperatures climbed to 24°C (75°F), marking the warmest March day on record.
  • The coldest March day was on March 7, 2002, with a maximum of -1°C (30°F).
  • The coldest night in March in Lopez Island was on March 3, 1989, with a minimum of -9°C (16°F).

Best Places in the United States of America in March

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in March →

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Lopez Island in March

The weather can be unpredictable in March, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Rain is likely on several days, so bring a good rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Lopez Island in March

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
5/10
Cycling
6/10
Walking
6/10
Camping
4/10
Outdoor sports
6/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United States of America, check out our Lopez Island's climate page.

More climate data for Lopez Island