San Bernardino Weather in March
March in San Bernardino brings very high temperatures, with highs of 32°C (90°F) and nights dropping to 22°C (72°F). Rainfall is on the higher side this month, averaging around 119 mm (4.7 in), so keep a rain jacket handy.
Rainfall in San Bernardino in March
Historically, approximately 6 days this month are expected to have rain, averaging 119 mm (4.7 in). The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.
Temperature in San Bernardino in March
March in San Bernardino brings very high temperatures, with highs of 32°C (90°F) and nights around 22°C (72°F). Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights remain mild at 22°C (72°F), making evenings a pleasant time to be outdoors.
Sunshine in San Bernardino in March
The city usually sees around 255 hours of sunlight, indicating many sunny days — a great month for sightseeing.If you prefer enjoying temperate temperatures and rain-free days, July and August typically offer 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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Paraguay, check out our San Bernardino's climate page.
San Bernardino Temperature in March
Min Temperature
22°C (72°F)
Max Temperature
32°C (90°F)
Chance of Rain
19%
Precipitation
119 mm (4.7 in)
Rainy days
6 days
Humidity
72% *
Sunshine
255 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in San Bernardino typically stay consistent throughout March, with daily highs averaging around 32°C (90°F). Nights are warm, with lows typically ranging from 20°C (68°F) to 23°C (73°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 San Bernardino in March
Browse day-by-day weather records for San Bernardino spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
San Bernardino historical weather extremes in March
According to our 27 years of weather records for San Bernardino, the following extremes were recorded between 1999 and 2026.
- The warmest day in March was on March 15, 2024, with a maximum of 42°C (108°F).
- On March 27, 2012, San Bernardino saw its coldest March day with temperatures maxing out at 21°C (70°F).
- The coldest night in March in San Bernardino was on March 28, 2012, with a minimum of 9°C (48°F).
Best Places in Paraguay in March
Find out more about the weather in Paraguay and which places have the best travel conditions in this month. See all of Paraguay in March →
perfect weather
pleasant
tolerable
unpleasant
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What to Wear in San Bernardino in March
Warm temperatures in March make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in San Bernardino in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Paraguay, check out our San Bernardino's climate page.
Temperature Rainfall Sunshine Humidity
See the full San Bernardino climate overview or explore weather in Paraguay.
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