Lyons, Friday, 9 October, 14:10
Overcast. Feels like 70°. High 71°, low 51°.
Two-week outlook for Lyons, IL: week one averages a high of 71.8° and week two 60.4°, so week two runs 11.4° cooler than week one. Around 2.9 inches of precipitation are expected over the 14 days, across 3 wet days. The nearest weekend, October 10: 77°, dry.
| Week | High | Low | Precipitation | Vs normal |
|---|---|---|---|---|
| 1st (October 9 – October 15) | 71.8° | 57.7° | 0.3 in / 1 d | — |
| 2nd (October 16 – October 22) | 60.4° | 46.3° | 2.6 in / 2 d | — |
Lyons, Saturday, 10 October
Overcast. High 77°, low 61°.
Lyons, Sunday, 11 October
Clear. High 73°, low 57°.
Lyons, Monday, 12 October
Overcast. High 81°, low 62°.
Lyons, Tuesday, 13 October
Light rain. High 74°, low 60°.
Lyons, Wednesday, 14 October
Overcast. High 64°, low 57°.
Lyons, Thursday, 15 October
Rain. High 62°, low 55°.
Lyons, Friday, 16 October
Heavy rain. High 65°, low 45°.
Lyons, Saturday, 17 October
Overcast. High 48°, low 39°.
Lyons, Sunday, 18 October
Overcast. High 53°, low 40°.
Lyons, Monday, 19 October
Overcast. High 61°, low 44°.
Lyons, Tuesday, 20 October
Clear. High 68°, low 49°.
Lyons, Wednesday, 21 October
Overcast. High 68°, low 55°.
Lyons, Thursday, 22 October
Heavy rain. High 59°, low 53°.
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 Lyons, 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.