Current weather conditions and 15 day weather forecast for Rock Falls, Iowa, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 15 May 2026 Friday 15.6 ° C / 60.1°F ![]() Overcast |
Feels Like : 15.6 ° C / 60.1°F Humidity : % 55 Pressure : 1008 mb Wind Speed : 15.1 kmph / 9.4 miles from S ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 15 May 2026 Friday | Patchy rain nearby |
12.9 ° C (55.2°F) |
31.5 ° C (88.7°F) |
21.7 ° C (71.1°F) |
% 53 | 91% | 8.2 | Sunrise:05:48 AM Sunset: 08:29 PM |
Moonrise:04:36 AM Moonset: 07:37 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Moderate rain |
16.2 ° C (61.2°F) |
29.3 ° C (84.7°F) |
21.3 ° C (70.4°F) |
% 75 | 82% | 7.5 | Sunrise:05:47 AM Sunset: 08:30 PM |
Moonrise:05:09 AM Moonset: 09:01 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Moderate rain |
16.3 ° C (61.3°F) |
24.8 ° C (76.6°F) |
20.5 ° C (68.8°F) |
% 84 | 89% | 6.2 | Sunrise:05:46 AM Sunset: 08:31 PM |
Moonrise:05:53 AM Moonset: 10:21 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Heavy rain |
11 ° C (51.7°F) |
20.7 ° C (69.3°F) |
17.4 ° C (63.3°F) |
% 86 | 83% | 5.2 | Sunrise:05:46 AM Sunset: 08:32 PM |
Moonrise:06:49 AM Moonset: 11:30 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
8.1 ° C (46.6°F) |
18.3 ° C (65°F) |
12.2 ° C (54°F) |
% 72 | 88% | 0.2 | Sunrise:05:45 AM Sunset: 08:33 PM |
Moonrise:07:58 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
9.7 ° C (49.4°F) |
17.8 ° C (64.1°F) |
12.5 ° C (54.4°F) |
% 68 | 75% | 3 | Sunrise:05:44 AM Sunset: 08:34 PM |
Moonrise:09:16 AM Moonset: 12:24 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Patchy rain nearby |
9 ° C (48.3°F) |
15.5 ° C (60°F) |
11.5 ° C (52.7°F) |
% 82 | 87% | 3 | Sunrise:05:43 AM Sunset: 08:35 PM |
Moonrise:10:35 AM Moonset: 01:06 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Partly Cloudy |
9 ° C (48.2°F) |
16.6 ° C (61.9°F) |
12.8 ° C (55.1°F) |
% 71 | 0% | 4 | Sunrise:05:42 AM Sunset: 08:36 PM |
Moonrise:11:52 AM Moonset: 01:37 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Sunny |
7 ° C (44.5°F) |
19.8 ° C (67.6°F) |
13.3 ° C (56°F) |
% 63 | 0% | 4 | Sunrise:05:41 AM Sunset: 08:37 PM |
Moonrise:01:04 PM Moonset: 02:02 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Sunny |
11.7 ° C (53.1°F) |
18 ° C (64.4°F) |
14.4 ° C (57.9°F) |
% 72 | 0% | 4 | Sunrise:05:40 AM Sunset: 08:38 PM |
Moonrise:02:12 PM Moonset: 02:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Patchy rain nearby |
12.7 ° C (54.9°F) |
18.2 ° C (64.7°F) |
15.9 ° C (60.7°F) |
% 87 | 87% | 4 | Sunrise:05:40 AM Sunset: 08:39 PM |
Moonrise:03:19 PM Moonset: 02:42 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Patchy rain nearby |
14 ° C (57.3°F) |
26.4 ° C (79.5°F) |
20.2 ° C (68.3°F) |
% 79 | 71% | 5 | Sunrise:05:39 AM Sunset: 08:40 PM |
Moonrise:04:24 PM Moonset: 03:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 May 2026 Wednesday | Patchy rain nearby |
18.7 ° C (65.7°F) |
28 ° C (82.5°F) |
23.6 ° C (74.4°F) |
% 82 | 80% | 5 | Sunrise:05:38 AM Sunset: 08:41 PM |
Moonrise:05:29 PM Moonset: 03:21 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 May 2026 Thursday | Patchy rain nearby |
16 ° C (60.9°F) |
22.7 ° C (72.9°F) |
19.9 ° C (67.8°F) |
% 68 | 88% | 4 | Sunrise:05:38 AM Sunset: 08:42 PM |
Moonrise:06:34 PM Moonset: 03:42 AM Moon Phase ( Waxing Gibbous ) |
|