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Grand Terrace, CA Weather Forecast | 5 Day
Updated: Wed Jul 16th 2025 10:45 PM PDT
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Sunny
Wed 7-16
Sunny with a high of 91°F and a low of 59°F. Wind will be moderate, blowing around 11mph on average and gusts of 3.9mph at 11 PM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 55% at 11 PM and 55% being its lowest at 11 PM. Barometric pressure is its highest of 29.91inHg at 11 PM, a lowest point of 29.91inHg at 11 PM with an avg 29.91inHg.
- HI: 91°F
- LO: 59°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
10.5 mph - Humidity
56% avg. - UV Index
2.8 - Air QualityModerate
- Sunrise
05:50 AM - Sunset
08:01 PM - Moonrise
11:39 PM - Moonset
11:50 AM - Moon Phase
Waning Gibbous

Sunny
Thu 7-17
Sunny with a high of 91°F and a low of 62°F. Wind will be moderate, blowing around 12mph on average and gusts of 13.4mph at 4 PM. Humidity levels should be comfortable, sitting around 48% on average, the maximum being 64% at 6 AM and 30% being its lowest at 1 PM. Barometric pressure is its highest of 29.93inHg at 9 AM, a lowest point of 29.87inHg at 8 PM with an avg 29.91inHg.
- HI: 91°F
- LO: 62°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
11.6 mph - Humidity
48% avg. - UV Index
2.5 - Air QualityModerate
- Sunrise
05:51 AM - Sunset
08:00 PM - Moonrise
No moonrise - Moonset
12:57 PM - Moon Phase
Last Quarter

Sunny
Fri 7-18
Sunny with a high of 92°F and a low of 62°F. Winds will be light at 10mph and gusts of 10.7mph at 4 PM. Humidity levels should be comfortable, sitting around 51% on average, the maximum being 67% at 5 AM and 34% being its lowest at 2 PM. Barometric pressure is its highest of 29.98inHg at 10 PM, a lowest point of 29.92inHg at 3 PM with an avg 29.94inHg.
- HI: 92°F
- LO: 62°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
9.2 mph - Humidity
51% avg. - UV Index
2.4 - Air QualityModerate
- Sunrise
05:51 AM - Sunset
08:00 PM - Moonrise
12:09 AM - Moonset
02:07 PM - Moon Phase
Last Quarter

Sunny
Sat 7-19
Sunny with a high of 94°F and a low of 61°F. Winds will be light at 10mph and gusts of 11.3mph at 5 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 67% at 5 AM and 29% being its lowest at 2 PM. Barometric pressure is its highest of 30inHg at 8 AM, a lowest point of 29.94inHg at 5 PM with an avg 29.97inHg.
- HI: 94°F
- LO: 61°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
9.8 mph - Humidity
49% avg. - UV Index
2.9 - Air QualityUnhealthy for Sensitive Groups
- Sunrise
05:52 AM - Sunset
07:59 PM - Moonrise
12:44 AM - Moonset
03:20 PM - Moon Phase
Waning Crescent

Sunny
Sun 7-20
Sunny with a high of 94°F and a low of 63°F. Wind will be moderate, blowing around 12mph on average and gusts of 13.1mph at 4 PM. Humidity levels should be comfortable, sitting around 37% on average, the maximum being 59% at 5 AM and 21% being its lowest at 3 PM. Barometric pressure is its highest of 29.96inHg at 5 AM, a lowest point of 29.86inHg at 4 PM with an avg 29.92inHg.
- HI: 94°F
- LO: 63°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
11.4 mph - Humidity
37% avg. - UV Index
2.9 - Air QualityUnhealthy for Sensitive Groups
- Sunrise
05:53 AM - Sunset
07:59 PM - Moonrise
01:26 AM - Moonset
04:32 PM - Moon Phase
Waning Crescent

Sunny
Mon 7-21
Sunny with a high of 92°F and a low of 62°F. Wind will be moderate, blowing around 11mph on average and gusts of 11.8mph at 5 PM. Humidity levels should be comfortable, sitting around 42% on average, the maximum being 56% at 6 AM and 20% being its lowest at 2 PM. Barometric pressure is its highest of 29.94inHg at 12 AM, a lowest point of 29.85inHg at 4 PM with an avg 29.9inHg.
- HI: 92°F
- LO: 62°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
10.3 mph - Humidity
42% avg. - UV Index
0 - Air QualityTBA
- Sunrise
05:53 AM - Sunset
07:58 PM - Moonrise
02:16 AM - Moonset
05:42 PM - Moon Phase
Waning Crescent
Currently
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70°F |
29.95 inHg.
Barometer 56%
Humidity SW 5 mph Wind |
Clear |