Port Barrington, Sunday, 9 August, 12:25
Heavy rain. Feels like 80°. High 84°, low 62°.
Two-week outlook for Port Barrington, IL: week one averages a high of 80.5° and week two 76.8°, so week two runs 3.7° cooler than week one. Around 3.0 inches of precipitation are expected over the 14 days, across 8 wet days. The nearest weekend, August 9: 84°, with precipitation.
| Week | High | Low | Precipitation | Vs normal |
|---|---|---|---|---|
| 1st (August 9 – August 15) | 80.5° | 63.3° | 2.6 in / 5 d | — |
| 2nd (August 16 – August 22) | 76.8° | 61.3° | 0.4 in / 3 d | — |
Port Barrington, Monday, 10 August
Rain. High 89°, low 72°.
Port Barrington, Tuesday, 11 August
Heavy rain. High 84°, low 65°.
Port Barrington, Wednesday, 12 August
Clear. High 84°, low 63°.
Port Barrington, Thursday, 13 August
Light rain. High 73°, low 61°.
Port Barrington, Friday, 14 August
Overcast. High 73°, low 59°.
Port Barrington, Saturday, 15 August
Light rain. High 76°, low 61°.
Port Barrington, Sunday, 16 August
Light rain. High 74°, low 64°.
Port Barrington, Monday, 17 August
Overcast. High 77°, low 62°.
Port Barrington, Tuesday, 18 August
Overcast. High 78°, low 59°.
Port Barrington, Wednesday, 19 August
Light rain. High 74°, low 62°.
Port Barrington, Thursday, 20 August
Light rain. High 76°, low 59°.
Port Barrington, Friday, 21 August
Light rain. High 78°, low 60°.
Port Barrington, Saturday, 22 August
Light rain. High 80°, low 63°.
Week one is solid for planning — accuracy is high. Week two shows the trend: go by the averages and the comparison with normal, and check the details closer to the date.
It is the gap between the forecast and the climate normal for those same dates in Port Barrington, IL, computed over 60 years. A positive value means the week runs warmer than usual.
Saturday and Sunday plans are what people check most, so we give them their own cards with temperature and precipitation.