San Bernardino Weather in June
San Bernardino in June sees high daytime temperatures of 24°C (75°F) and nighttime lows of 14°C (57°F). Rainfall is fairly high this month at around 114 mm (4.5 in), so pack a rain jacket to stay dry.
Rainfall in San Bernardino in June
Historically, June sees about 6 days of rain, with a monthly average of 114 mm (4.5 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 June
San Bernardino in June gets highs of 24°C (75°F) during the day and drops to 14°C (57°F) at night. June is a notable month of the winter season. This kind of day-to-night contrast is typical for this time of year. With lows of 14°C (57°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in San Bernardino in June
You can expect a moderate amount of sunlight, with approximately 166 hours. This means a pleasant mix of sun and overcast.For San Bernardino itself, July and August 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.
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 June
Min Temperature
14°C (57°F)
Max Temperature
24°C (75°F)
Chance of Rain
19%
Precipitation
114 mm (4.5 in)
Rainy days
6 days
Humidity
76% *
Sunshine
166 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in San Bernardino typically stay consistent throughout June, with daily highs averaging around 24°C (75°F). Nights are cool, with lows typically ranging from 12°C (54°F) to 15°C (59°F).
Average temperatures in June
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 June
Historical weather for San Bernardino in June
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 June
Based on 41 years of weather observations in San Bernardino between 1984 and 2025, these are the recorded extremes.
- On June 2, 2003, temperatures climbed to 33°C (91°F), marking the warmest June day on record.
- On June 28, 2007, San Bernardino saw its coldest June day with temperatures maxing out at 10°C (50°F).
- The coldest night in June in San Bernardino was on June 27, 2011, with a minimum of -1°C (30°F).
Best Places in Paraguay in June
Find out more about the weather in Paraguay and which places have the best travel conditions in this month. See all of Paraguay in June →
perfect weather
pleasant
tolerable
unpleasant
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What to Wear in San Bernardino in June
For San Bernardino in June, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in San Bernardino in June
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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