Grand Terrace, CA Current Weather Conditions

Current weather observations and 72-hour history for Grand Terrace, CA.  •  View 5-Day Forecast ›

Current Conditions — Grand Terrace, CA

ONTARIO (KONT)

Clear

80.6 F

Humidity:39%
Wind Speed: 8.1 mph
Barometer:29.88 in
Dewpoint:53.6 F
Visibility:10.00 mi
Precip:--
Heat Index:80.2 F
Wind Chill:NA
Jun 9 2026, 01:25 PM PDT
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Hourly Observation History — Grand Terrace, CA

Time Wind
(mph)
Vis
(mi)
Weather Precip (in) Temperature (F) Relative
Humidity
Wind
Chill
(F)
Heat
Index
(F)
Pressure
Air Dwpt altimeter
(in)
sea level
(mb)
01:25 PM PDT 8.1 10.00 Clear -- 80.6 53.6 39% NA 80.2 29.88 1011.9
01:15 PM PDT 8.1 10.00 Clear -- 80.6 53.6 39% NA 80.2 29.88 1011.9
01:10 PM PDT W 9.2 10.00 Clear -- 82.4 53.6 37% NA 81.5 29.89 1012.2
01:05 PM PDT SW 8.1 10.00 Clear -- 82.4 53.6 37% NA 81.5 29.89 1012.2
01:00 PM PDT 5.7 10.00 Clear -- 82.4 53.6 37% NA 81.5 29.89 1012.2
12:50 PM PDT 4.6 10.00 Clear -- 78.8 51.8 39% NA 78.3 29.89 1012.2
12:45 PM PDT 10.00 Clear -- 80.6 51.8 37% NA 80.1 29.89 1012.2
12:35 PM PDT 3.4 10.00 Clear -- 80.6 51.8 37% NA 80.1 29.89 1012.2
12:30 PM PDT 10.00 Clear -- 80.6 51.8 37% NA 80.1 29.89 1012.2
12:20 PM PDT 4.6 10.00 Clear -- 78.8 51.8 39% NA 78.3 29.90 1012.5
12:15 PM PDT W 5.7 10.00 Clear -- 78.8 51.8 39% NA 78.3 29.90 1012.5
12:10 PM PDT W 4.6 10.00 Clear -- 78.8 51.8 39% NA 78.3 29.90 1012.5
12:05 PM PDT 3.4 10.00 Clear -- 77.0 53.6 44% NA 76.5 29.90 1012.5
12:00 PM PDT SW 4.6 10.00 Clear -- 78.8 53.6 42% NA 78.3 29.90 1012.5
11:50 AM PDT S 3.4 10.00 Clear -- 75.2 53.6 47% NA 74.7 29.90 1012.5
11:40 AM PDT 10.00 Clear -- 75.2 53.6 47% NA 74.7 29.90 1012.5
11:35 AM PDT SE 3.4 10.00 Clear -- 75.2 53.6 47% NA 74.7 29.90 1012.5
11:30 AM PDT S 5.7 10.00 Clear -- 75.2 53.6 47% NA 74.7 29.90 1012.5
11:25 AM PDT S 5.7 10.00 Clear -- 75.2 53.6 47% NA 74.7 29.90 1012.5
11:20 AM PDT 3.4 10.00 Clear -- 75.2 53.6 47% NA 74.7 29.90 1012.5
11:10 AM PDT S 4.6 10.00 Clear -- 73.4 53.6 50% NA 72.9 29.90 1012.5
11:05 AM PDT S 6.9 10.00 Clear -- 75.2 53.6 47% NA 74.7 29.91 1012.9
10:50 AM PDT W 3.4 10.00 Clear -- 73.4 53.6 50% NA 72.9 29.91 1012.9
10:45 AM PDT 5.7 10.00 Clear -- 73.4 53.6 50% NA 72.9 29.91 1012.9

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