Cities / United States / California

23°

⛅ Alta Loma weather

Partly cloudy. .

Feels like 24° Wind 8 km/h NE Humidity 59% Pressure 1012 hPa UV 3 Air Fair ☀ 06:16 - 19:30

Right now it is 23° in Alta Loma with partly cloudy skies and today's high is 39° with an overnight low of 24°. The sun rises at 06:16 and sets at 19:30, giving 13h 14m of daylight. Over the coming week highs range from 36° to 37° - a steady stretch with little day-to-day change.

Alta Loma is in California, United States, sitting 420 m above sea level. Local time is America/Los_Angeles (UTC−7), and every time on this page is shown in it.

Next 24 hours - temperature

23° 31° 39° 39° 23° 02:00 · 23.8° · 0 mm 03:00 · 23.6° · 0 mm 04:00 · 26° · 0 mm 05:00 · 24.8° · 0 mm 06:00 · 23.7° · 0 mm 07:00 · 24° · 0 mm 08:00 · 27.3° · 0 mm 09:00 · 30.6° · 0 mm 10:00 · 33.1° · 0 mm 11:00 · 35.4° · 0 mm 12:00 · 37.4° · 0 mm 13:00 · 38.7° · 0 mm 14:00 · 39° · 0 mm 15:00 · 38.5° · 0 mm 16:00 · 37.4° · 0 mm 17:00 · 36.2° · 0 mm 18:00 · 34.5° · 0 mm 19:00 · 31.9° · 0 mm 20:00 · 29.1° · 0 mm 21:00 · 26.9° · 0 mm 22:00 · 25.2° · 0 mm 23:00 · 24° · 0 mm 00:00 · 23.4° · 0 mm 01:00 · 23.1° · 0 mm

Precipitation

02:00 · 0 mm 02:00 03:00 · 0 mm 04:00 · 0 mm 05:00 · 0 mm 05:00 06:00 · 0 mm 07:00 · 0 mm 08:00 · 0 mm 08:00 09:00 · 0 mm 10:00 · 0 mm 11:00 · 0 mm 11:00 12:00 · 0 mm 13:00 · 0 mm 14:00 · 0 mm 14:00 15:00 · 0 mm 16:00 · 0 mm 17:00 · 0 mm 17:00 18:00 · 0 mm 19:00 · 0 mm 20:00 · 0 mm 20:00 21:00 · 0 mm 22:00 · 0 mm 23:00 · 0 mm 23:00 00:00 · 0 mm 01:00 · 0 mm

Hour by hour

TIMETEMPFEELSRAINCONDITIONS
02:00 ☁️ 23.8° 24.4° - Overcast
03:00 🌤️ 23.6° 23° - Mostly clear
04:00 ☁️ 26° 24.6° - Overcast
05:00 ☁️ 24.8° 24.9° - Overcast
06:00 ⛅ 23.7° 24.2° - Partly cloudy
07:00 ☀️ 24° 24.2° - Clear sky
08:00 ☀️ 27.3° 28.1° - Clear sky
09:00 ☀️ 30.6° 30.8° - Clear sky
10:00 ☀️ 33.1° 33.4° - Clear sky
11:00 ☀️ 35.4° 34.7° - Clear sky
12:00 ☀️ 37.4° 35.6° - Clear sky
13:00 ☀️ 38.7° 36.3° - Clear sky

Next 16 days

Today☀️ 39°24° Sat 22☀️ 37°22° Sun 23☀️ 36°26° Mon 24☀️ 36°26° Tue 25☀️ 37°27° Wed 26☀️ 36°28° Thu 27☀️ 36°28° Fri 28🌤️ 35°27° Sat 29☀️ 35°26° Sun 30☀️ 35°26° Mon 31☀️ 32°23° Tue 1☀️ 30°21° Wed 2☀️ 32°20° Thu 3☁️ 35°25°0.3mm Fri 4☁️ 34°26° Sat 5☁️ 0°0°
☀️ TodayAugust 21st Avg 30° Low 24° at 03:00 High 39° at 14:00 Feels 36° Wind ~23 km/h
Clear
00:00 26°
02:00 24°
04:00 26°
06:00 24°
08:00 27°
10:00 33°
12:00 37°
14:00 39°
16:00 37°
18:00 35°
20:00 29°
22:00 25°
☀️ SaturdayAugust 22nd Avg 29° Low 22° at 06:00 High 37° at 15:00 Feels 34° Wind ~22 km/h
Clear
00:00 23°
02:00 23°
04:00 22°
06:00 22°
08:00 25°
10:00 31°
12:00 36°
14:00 37°
16:00 37°
18:00 34°
20:00 29°
22:00 27°
☀️ SundayAugust 23rd Avg 30° Low 26° at 05:00 High 36° at 15:00 Feels 31° Wind ~18 km/h
Clear
00:00 27°
02:00 26°
04:00 26°
06:00 26°
08:00 28°
10:00 31°
12:00 34°
14:00 35°
16:00 35°
18:00 33°
20:00 29°
22:00 28°
☀️ MondayAugust 24th Avg 30° Low 26° at 06:00 High 36° at 15:00 Feels 31° Wind ~19 km/h
Clear Clear
00:00 27°
02:00 27°
04:00 27°
06:00 26°
08:00 29°
10:00 31°
12:00 34°
14:00 35°
16:00 35°
18:00 33°
20:00 30°
22:00 29°
☀️ TuesdayAugust 25th Avg 32° Low 27° at 06:00 High 37° at 15:00 Feels 32° Wind ~19 km/h
Clear
00:00 28°
02:00 28°
04:00 28°
06:00 27°
08:00 30°
10:00 33°
12:00 35°
14:00 36°
16:00 37°
18:00 35°
20:00 32°
22:00 31°
☀️ WednesdayAugust 26th Avg 32° Low 28° at 05:00 High 36° at 15:00 Feels 33° Wind ~18 km/h
Clear
00:00 30°
02:00 29°
04:00 28°
06:00 28°
08:00 31°
10:00 33°
12:00 35°
14:00 36°
16:00 36°
18:00 34°
20:00 31°
22:00 29°
☀️ ThursdayAugust 27th Avg 31° Low 28° at 23:00 High 36° at 16:00 Feels 32° Wind ~19 km/h
Clear Partly Cloudy Clear
00:00 29°
02:00 29°
04:00 28°
06:00 29°
08:00 30°
10:00 32°
12:00 34°
14:00 35°
16:00 36°
18:00 34°
20:00 30°
22:00 29°
🌤️ FridayAugust 28th Avg 30° Low 27° at 04:00 High 35° at 15:00 Feels 32° Wind ~19 km/h
Partly Cloudy Clear
00:00 28°
02:00 27°
04:00 27°
06:00 27°
08:00 28°
10:00 31°
12:00 34°
14:00 35°
16:00 35°
18:00 33°
20:00 29°
22:00 28°
☀️ SaturdayAugust 29th Avg 30° Low 26° at 04:00 High 35° at 14:00 Feels 31° Wind ~19 km/h
Clear
00:00 27°
02:00 26°
04:00 26°
06:00 26°
08:00 28°
10:00 31°
12:00 33°
14:00 35°
16:00 35°
18:00 33°
20:00 29°
22:00 28°
☀️ SundayAugust 30th Avg 30° Low 26° at 04:00 High 35° at 14:00 Feels 30° Wind ~20 km/h
Clear Partly Cloudy
00:00 27°
02:00 27°
04:00 26°
06:00 27°
08:00 29°
10:00 31°
12:00 34°
14:00 35°
16:00 34°
18:00 32°
20:00 28°
22:00 27°
☀️ MondayAugust 31st Avg 27° Low 23° at 23:00 High 32° at 14:00 Feels 28° Wind ~19 km/h
Clear
00:00 26°
02:00 25°
04:00 25°
06:00 25°
08:00 26°
10:00 29°
12:00 31°
14:00 32°
16:00 32°
18:00 29°
20:00 25°
22:00 24°
☀️ TuesdaySeptember 1st Avg 25° Low 21° at 05:00 High 30° at 14:00 Feels 26° Wind ~16 km/h
Clear
00:00 23°
02:00 22°
04:00 21°
06:00 21°
08:00 22°
10:00 26°
12:00 29°
14:00 30°
16:00 29°
18:00 27°
20:00 24°
22:00 22°
☀️ WednesdaySeptember 2nd Avg 26° Low 20° at 04:00 High 32° at 15:00 Feels 27° Wind ~15 km/h
Clear Cloudy
00:00 21°
02:00 21°
04:00 20°
06:00 21°
08:00 23°
10:00 27°
12:00 30°
14:00 32°
16:00 32°
18:00 30°
20:00 26°
22:00 26°
☁️ ThursdaySeptember 3rd Avg 29° Low 25° at 04:00 High 35° at 15:00 0.3 mm rain Feels 30° Wind ~17 km/h
Cloudy Partly Cloudy Rain
00:00 25°
02:00 25°
04:00 25°
06:00 26°
08:00 27°
10:00 31°
12:00 33°
14:00 34°
16:00 35°
18:00 33° 0.1mm
20:00 29° 0.1mm
22:00 28°
☁️ FridaySeptember 4th Avg 29° Low 26° at 04:00 High 34° at 15:00 Feels 30° Wind ~16 km/h
Cloudy Partly Cloudy Cloudy
00:00 27°
02:00 26°
04:00 26°
06:00 26°
08:00 28°
10:00 30°
12:00 32°
14:00 34°
16:00 34°
18:00 32°
20:00 29°
22:00 28°
☁️ SaturdaySeptember 5th Avg 31° Low 0° at 03:00 High 0° at 14:00 Feels 32° Wind ~17 km/h
Cloudy Unknown
00:00 27°
02:00 27°
04:00 27°
06:00 28°
08:00 29°
10:00 32°
12:00 34°
14:00 35°
16:00 34°
18:00 0°
20:00 0°
22:00 0°

Sun

☀️ Sunrise 06:16 · Sunset 19:30

13h 14m of daylight · America/Los_Angeles

Air quality

PM2.5 23.6 µg/m³ - Fair

Fine for almost everyone; unusually sensitive people may notice it on a long run.

Source: Copernicus CAMS, updated hourly.

Nearby

Rancho Cucamonga · 1.8 km Las Uvas (historical) · 2.5 km Grapeland · 3.3 km North Cucamonga · 3.6 km Los Olivos · 4.2 km Upland · 5.4 km

Tools for Alta Loma

☔ Will it rain today? 🌅 Sunrise & sunset 🫁 Air quality 📼 Weather on this day

Common questions about Alta Loma weather

Will it rain in Alta Loma today?

No rain is in the forecast for Alta Loma today.

What is the temperature in Alta Loma right now?

It is 23° in Alta Loma right now. Today runs between a low of 24° and a high of 39°.

What time is sunrise and sunset in Alta Loma?

The sun rises at 06:16 and sets at 19:30 local time in Alta Loma today, giving 13h 14m of daylight.

What is the air quality in Alta Loma?

PM2.5 in Alta Loma is currently 23.6 µg/m³, which counts as Fair on the European air-quality index. Fine for almost everyone; unusually sensitive people may notice it on a long run.

How accurate is the Alta Loma forecast, and how far ahead does it go?

This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers Alta Loma best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.

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