Posen, IL Hourly Weather Forecast
Next 48 Hours
Wed, May 20th 2026
Sunny skies in the morning, with Clear conditions expected by night. Temps range from 49° to 54°. Breezy wind from the NNE at 10.6 mph, with humidity ranging 43% to 58%, and an avg barometric pressure of 30.3 inHg.
| Wed, May 20th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
5 PM Sunny UV: 1.8 |
54°F Feels 50°F |
43% | 12.8 NNE | 30.29 | 32.2°F | 0% |
6 PM Partly Cloudy UV: 0.7 |
52°F Feels 48°F |
45% | 12.3 NNE | 30.29 | 32.1°F | 0% |
7 PM SunnyUV: 0.2 |
51°F Feels 47°F |
47% | 11.6 NNE | 30.29 | 31.5°F | 0% |
8 PM SunnyUV: 0 |
50°F Feels 46°F |
49% | 10.5 NNE | 30.3 | 31°F | 0% |
9 PM Clear UV: 0 |
49°F Feels 45°F |
51% | 9.6 NNE | 30.31 | 31.9°F | 0% |
10 PM ClearUV: 0 |
49°F Feels 45°F |
54% | 8.9 NE | 30.31 | 33°F | 0% |
11 PM ClearUV: 0 |
49°F Feels 45°F |
58% | 8.3 NNE | 30.31 | 34.4°F | 0% |
Thu, May 21st 2026
Sunny skies in the morning, with Clear conditions expected by night. Warming trend from 48°F to 66°. Breezy wind, shifting from NNE to E at 9.2 mph, as humidity ranges 36% to 79%, and an avg barometric pressure of 30.26 inHg.
| Thu, May 21st | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM ClearUV: 0 |
49°F Feels 45°F |
62% | 7.8 NNE | 30.3 | 36.3°F | 0% |
1 AM ClearUV: 0 |
49°F Feels 45°F |
69% | 7.8 NNE | 30.29 | 38.7°F | 0% |
2 AM ClearUV: 0 |
49°F Feels 45°F |
78% | 7.4 NE | 30.29 | 41.8°F | 0% |
3 AM ClearUV: 0 |
49°F Feels 45°F |
79% | 8.5 ENE | 30.28 | 42.5°F | 0% |
4 AM ClearUV: 0 |
48°F Feels 45°F |
74% | 8.1 NE | 30.3 | 40.9°F | 0% |
5 AM ClearUV: 0 |
48°F Feels 45°F |
72% | 7.4 NE | 30.31 | 39.6°F | 0% |
6 AM SunnyUV: 0 |
49°F Feels 46°F |
75% | 7.4 ENE | 30.31 | 40.5°F | 0% |
7 AM SunnyUV: 0.4 |
52°F Feels 48°F |
75% | 8.7 ENE | 30.32 | 42.9°F | 0% |
8 AM SunnyUV: 4 |
54°F Feels 51°F |
69% | 10.1 E | 30.32 | 43.6°F | 0% |
9 AM SunnyUV: 4 |
57°F Feels 55°F |
60% | 11.2 E | 30.31 | 42.6°F | 0% |
10 AM SunnyUV: 5 |
59°F Feels 58°F |
51% | 11 E | 30.31 | 40.9°F | 0% |
11 AM SunnyUV: 5 |
61°F Feels 61°F |
44% | 11.9 E | 30.28 | 39.2°F | 0% |
12 PM SunnyUV: 5 |
63°F Feels 63°F |
40% | 10.3 E | 30.28 | 39°F | 0% |
1 PM SunnyUV: 5 |
65°F Feels 65°F |
38% | 9.8 E | 30.25 | 38.8°F | 0% |
2 PM SunnyUV: 5 |
66°F Feels 66°F |
36% | 9.8 ENE | 30.24 | 38.8°F | 0% |
3 PM SunnyUV: 5 |
66°F Feels 66°F |
36% | 10.7 ENE | 30.22 | 38.8°F | 0% |
4 PM SunnyUV: 5 |
65°F Feels 65°F |
37% | 10.5 ENE | 30.21 | 38.7°F | 0% |
5 PM SunnyUV: 5 |
64°F Feels 64°F |
38% | 10.3 ENE | 30.2 | 39°F | 0% |
6 PM SunnyUV: 5 |
63°F Feels 63°F |
42% | 9.8 NE | 30.2 | 40.1°F | 0% |
7 PM SunnyUV: 5 |
60°F Feels 60°F |
48% | 8.9 NE | 30.2 | 41°F | 0% |
8 PM SunnyUV: 4 |
59°F Feels 58°F |
55% | 8.1 ENE | 30.18 | 42.2°F | 0% |
9 PM ClearUV: 0 |
58°F Feels 56°F |
59% | 7.6 E | 30.2 | 43.3°F | 0% |
10 PM ClearUV: 0 |
57°F Feels 55°F |
61% | 8.3 E | 30.21 | 43.8°F | 0% |
11 PM ClearUV: 0 |
56°F Feels 53°F |
61% | 10.1 E | 30.19 | 42.5°F | 0% |
Fri, May 22nd 2026
Partly cloudy giving way to Clear conditions by evening. Rain forecasted to be scattered showers (up to 0.00in), patchy light drizzle (up to 0.02in), light drizzle (up to 0.03in), light rain (up to 0.03in). Temps range from 52° to 59°. Breezy wind from the E at 9.3 mph, with humidity levels between 55% to 90%, and an avg barometric pressure of 30.12 inHg.
| Fri, May 22nd | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM ClearUV: 0 |
55°F Feels 52°F |
58% | 8.9 E | 30.18 | 40°F | 0% |
1 AM ClearUV: 0 |
54°F Feels 52°F |
55% | 7.8 E | 30.18 | 37.8°F | 0% |
2 AM ClearUV: 0 |
54°F Feels 51°F |
55% | 8.3 E | 30.18 | 37.7°F | 0% |
3 AM ClearUV: 0 |
53°F Feels 51°F |
56% | 8.7 E | 30.17 | 38.1°F | 0% |
4 AM Partly Cloudy UV: 0 |
53°F Feels 50°F |
56% | 9.2 E | 30.16 | 37.8°F | 0% |
5 AM Partly CloudyUV: 0 |
52°F Feels 49°F |
57% | 8.9 E | 30.14 | 37.6°F | 0% |
6 AM Partly CloudyUV: 4 |
52°F Feels 49°F |
60% | 8.9 E | 30.14 | 38.4°F | 0% |
7 AM Partly CloudyUV: 4 |
53°F Feels 50°F |
62% | 9.4 E | 30.14 | 39.9°F | 0% |
8 AM Partly CloudyUV: 4 |
55°F Feels 52°F |
62% | 10.1 E | 30.12 | 41.2°F | 0% |
9 AM Partly CloudyUV: 4 |
57°F Feels 54°F |
59% | 9.8 E | 30.11 | 42.3°F | 0% |
10 AM Partly CloudyUV: 4 |
58°F Feels 56°F |
57% | 9.4 E | 30.1 | 43°F | 0% |
11 AM Cloudy UV: 3 |
59°F Feels 58°F |
58% | 9.8 E | 30.09 | 44°F | 0% |
12 PM Scattered Showers UV: 4 |
59°F Feels 58°F |
58% | 10.1 E | 30.08 | 45°F | 67% |
1 PM Patchy Light Drizzle UV: 4 |
58°F Feels 57°F |
64% | 9.8 E | 30.06 | 47.3°F | 100% Rain est. 0.02in |
2 PM Light Drizzle UV: 3 |
57°F Feels 55°F |
75% | 9.6 E | 30.06 | 49.9°F | 100% Rain est. 0.03in |
3 PM Light Rain UV: 3 |
56°F Feels 54°F |
85% | 9.8 E | 30.04 | 51.7°F | 100% Rain est. 0.03in |
4 PM Light DrizzleUV: 3 |
56°F Feels 53°F |
90% | 9.6 E | 30.03 | 52.6°F | 100% Rain est. 0.03in |
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 |
55°F |
30.28 inHg.
Barometer 42%
Humidity NNE 13.4mph Wind |
| Overcast | ||
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