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Selfoss Weather in March
Selfoss in March averages 5°C (41°F) during the day and -1°C (30°F) at night. Keep in mind that quite a bit of snow/rainfall is expected this month.
Rainfall in Selfoss in March
Past climate data indicates that roughly 19 days will see snow/rain, totalling around 149 mm (5.9 in) for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Selfoss in March
March in Selfoss brings low temperatures, with highs of 5°C (41°F) and nights around -1°C (30°F). Time outdoors is usually more comfortable with proper winter clothing and protection from wind. With lows of -1°C (30°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. With temperatures this low, you'll need to dress warmly. Staying prepared is crucial to avoid the discomfort of the cold.
Sunshine in Selfoss in March
The area enjoys a moderate level of sunlight, with around 111 hours. It's a good balance between sunny and cloudy days.If you prefer dry days with pleasant temperatures, March may not be the ideal month to visit Selfoss. Our weather planner can help you explore destinations with more pleasant weather conditions.
Selfoss Temperature in March
Min Temperature
-1°C (30°F)
Max Temperature
5°C (41°F)
Chance of Rain
62%
Precipitation
149 mm (5.9 in)
Rainy days
19 days
Humidity
77% *
Sunshine
111 hours *
Percentage Sunshine
29% *
* Data from: Reykjavík, Iceland (48 KM, 30 Miles).
Selfoss Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Selfoss - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Selfoss typically stay consistent throughout March, with daily highs averaging around 5°C (41°F). Nights are very cold, with lows around -2°C (28°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 records for Selfoss in March
Browse day-by-day weather records for Selfoss spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Selfoss historical weather extremes in March
Our historical data for Selfoss spans 1976 to 2026, revealing these weather extremes.
- The warmest day in March was on March 20, 2005, with a maximum of 13°C (55°F).
- The lowest daytime temperature in March was -8°C (18°F), recorded on March 6, 1998.
- The coldest night in March in Selfoss was on March 14, 1992, with a minimum of -16°C (3°F).
- The wettest day in March Selfoss was on March 7, 1994 with 62 mm (2.4 in) of precipitation.
Best Places in Iceland in March
Find out more about the weather in Iceland and which places have the best travel conditions in this month. See all of Iceland in March →
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 Selfoss in March
Dress warmly and in layers for your trip to Selfoss in March. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Selfoss in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming5/10 -
Cycling3/10 -
Walking3/10 -
Camping1/10 -
Outdoor sports3/10
Selfoss 3-Day Forecast
More climate data for Selfoss
Temperature Rainfall Sunshine Humidity
See the full Selfoss climate overview or explore weather in Iceland.
Popular in March
Where to go in March - average daytime high across popular destinations.
Keflavík
5°C (41°F) Hella
6°C (43°F) Kópavogur4°C (39°F) Selfoss5°C (41°F) Höfn4°C (39°F) Reykjavík4°C (39°F) Egilsstadir
2°C (36°F) Akureyri0°C (32°F) Bucket list
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