Irvine, CA 14-Day Forecast
California, United States 🇺🇸
87°
Sunny right now
Today: high 97°, low 68°
Updated 1 hour ago
Irvine weather for the next 14 days
Thursday, August 27
Overcast High 93° Low 77°Precipitation
17%
· 0.0 in
Max wind
8 mph
Humidity
51%
UV index
10 - Very High
Sunrise / sunset
06:21 AM / 07:23 PM
Friday, August 28
Sunny High 97° Low 77°Precipitation
4%
· 0.0 in
Max wind
9 mph
Humidity
45%
UV index
9 - Very High
Sunrise / sunset
06:22 AM / 07:22 PM
Saturday, August 29
Sunny High 94° Low 77°Precipitation
1%
· 0.0 in
Max wind
10 mph
Humidity
46%
UV index
8 - Very High
Sunrise / sunset
06:23 AM / 07:21 PM
Sunday, August 30
Sunny High 87° Low 71°Precipitation
2%
· 0.0 in
Max wind
10 mph
Humidity
50%
UV index
8 - Very High
Sunrise / sunset
06:23 AM / 07:19 PM
Monday, August 31
Sunny High 83° Low 68°Precipitation
1%
· 0.0 in
Max wind
10 mph
Humidity
47%
UV index
7 - High
Sunrise / sunset
06:24 AM / 07:18 PM
Tuesday, September 1
Sunny High 87° Low 67°Precipitation
2%
· 0.0 in
Max wind
9 mph
Humidity
38%
UV index
8 - Very High
Sunrise / sunset
06:25 AM / 07:17 PM
Wednesday, September 2
Patchy rain nearby High 81° Low 69°Precipitation
36%
· 0.01 in
Max wind
8 mph
Humidity
51%
UV index
6 - High
Sunrise / sunset
06:25 AM / 07:15 PM
Thursday, September 3
Overcast High 82° Low 72°Precipitation
16%
· 0.0 in
Max wind
7 mph
Humidity
64%
UV index
6 - High
Sunrise / sunset
06:26 AM / 07:14 PM
Friday, September 4
Sunny High 87° Low 71°Precipitation
4%
· 0.0 in
Max wind
9 mph
Humidity
46%
UV index
8 - Very High
Sunrise / sunset
06:27 AM / 07:13 PM
Saturday, September 5
Sunny High 85° Low 70°Precipitation
3%
· 0.0 in
Max wind
10 mph
Humidity
48%
UV index
7 - High
Sunrise / sunset
06:28 AM / 07:11 PM
Sunday, September 6
Sunny High 87° Low 69°Precipitation
2%
· 0.0 in
Max wind
9 mph
Humidity
48%
UV index
8 - Very High
Sunrise / sunset
06:28 AM / 07:10 PM
Monday, September 7
Overcast High 87° Low 69°Precipitation
9%
· 0.0 in
Max wind
8 mph
Humidity
46%
UV index
7 - High
Sunrise / sunset
06:29 AM / 07:09 PM
Tuesday, September 8
Sunny High 88° Low 70°Precipitation
2%
· 0.0 in
Max wind
9 mph
Humidity
48%
UV index
8 - Very High
Sunrise / sunset
06:30 AM / 07:07 PM
Irvine 14-day outlook: the story
The warmest day of Irvine's 14-day outlook is Wednesday, August 26 with a high near 97°F (36°C); the coolest night comes Tuesday, September 1, dipping to 67°F (20°C). The trend points cooler: week two runs about 6°F below week one. Highs over the next two weeks average 91°F (33°C), about 8°F (4°C) above the typical August high of 83°F (28°C).
No day in the outlook currently carries a strong precipitation signal. For the weekend, expect Saturday 94°F (34°C) and sunny / Sunday 87°F (31°C) and sunny.
For typical conditions month by month, see the Irvine climate & average temperatures guide.
Irvine forecast questions
Will it rain in Irvine this week?
No day in the current 14-day outlook shows a strong rain signal for Irvine.
What will be the warmest day in Irvine over the next 14 days?
Wednesday, August 26, with a forecast high near 97°F (36°C).
How accurate is a 14-day forecast for Irvine?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Irvine by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 65° | 48° | 6 | 3.1 in | 8.4 h/day | 69% |
| February | 66° | 48° | 6 | 2.6 in | 9.1 h/day | 65% |
| March | 67° | 50° | 8 | 2.4 in | 10.4 h/day | 72% |
| April | 71° | 54° | 4 | 0.8 in | 11.3 h/day | 70% |
| May | 71° | 56° | 3 | 0.6 in | 12.0 h/day | 74% |
| June | 77° | 60° | 1 | 0.2 in | 13.0 h/day | 73% |
| July | 81° | 64° | 0 | 0.1 in | 13.4 h/day | 74% |
| August | 83° | 65° | 1 | 0.3 in | 12.4 h/day | 74% |
| September | 82° | 64° | 2 | 0.4 in | 11.3 h/day | 73% |
| October | 79° | 60° | 2 | 0.5 in | 10.3 h/day | 68% |
| November | 72° | 53° | 2 | 0.8 in | 9.5 h/day | 60% |
| December | 66° | 48° | 5 | 2.5 in | 8.1 h/day | 66% |
14-day forecasts nearby