Current weather conditions and 15 day weather forecast for Greenville, 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.
| 21 August 2026 Friday 21.2 ° C / 70.2°F ![]() Partly Cloudy |
Feels Like : 20.1 ° C / 68.2°F Humidity : % 79 Pressure : 1013 mb Wind Speed : 18.7 kmph / 11.6 miles from SSW ![]() Visibility : 5 km Precipitation (rainfall) : 0 mm Cloud (%) : 27 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 August 2026 Thursday | Sunny |
10.5 ° C (50.9°F) |
30.7 ° C (87.3°F) |
20.7 ° C (69.3°F) |
% 74 | 9% | 6.5 | Sunrise:06:32 AM Sunset: 08:15 PM |
Moonrise:03:47 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Sunny |
16.7 ° C (62.1°F) |
30.8 ° C (87.5°F) |
23.7 ° C (74.7°F) |
% 60 | 4% | 6.8 | Sunrise:06:33 AM Sunset: 08:14 PM |
Moonrise:04:46 PM Moonset: 12:13 AM Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Sunny |
18.9 ° C (66°F) |
28.4 ° C (83.2°F) |
23.1 ° C (73.6°F) |
% 47 | 1% | 7.4 | Sunrise:06:34 AM Sunset: 08:12 PM |
Moonrise:05:36 PM Moonset: 01:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Overcast |
16.1 ° C (61°F) |
29.2 ° C (84.6°F) |
22.4 ° C (72.2°F) |
% 44 | 8% | 6.5 | Sunrise:06:35 AM Sunset: 08:11 PM |
Moonrise:06:16 PM Moonset: 01:59 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 August 2026 Monday | Overcast |
15.5 ° C (60°F) |
27.7 ° C (81.8°F) |
21.4 ° C (70.5°F) |
% 72 | 74% | 6.6 | Sunrise:06:36 AM Sunset: 08:09 PM |
Moonrise:06:49 PM Moonset: 03:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 August 2026 Tuesday | Overcast |
18.2 ° C (64.8°F) |
30.7 ° C (87.3°F) |
22.5 ° C (72.5°F) |
% 77 | 77% | 7 | Sunrise:06:37 AM Sunset: 08:07 PM |
Moonrise:07:16 PM Moonset: 04:05 AM Moon Phase ( Full Moon ) |
|
| 26 August 2026 Wednesday | Sunny |
17.6 ° C (63.6°F) |
27.9 ° C (82.2°F) |
22.3 ° C (72.2°F) |
% 60 | 3% | 7 | Sunrise:06:38 AM Sunset: 08:06 PM |
Moonrise:07:38 PM Moonset: 05:10 AM Moon Phase ( Full Moon ) |
|
| 27 August 2026 Thursday | Overcast |
18.2 ° C (64.8°F) |
27.8 ° C (82.1°F) |
23.1 ° C (73.6°F) |
% 53 | 8% | 6 | Sunrise:06:39 AM Sunset: 08:04 PM |
Moonrise:07:58 PM Moonset: 06:14 AM Moon Phase ( Full Moon ) |
|
| 28 August 2026 Friday | Sunny |
18.6 ° C (65.5°F) |
29.4 ° C (84.9°F) |
23.4 ° C (74.1°F) |
% 66 | 57% | 7 | Sunrise:06:40 AM Sunset: 08:02 PM |
Moonrise:08:16 PM Moonset: 07:17 AM Moon Phase ( Full Moon ) |
|
| 29 August 2026 Saturday | Thundery outbreaks in nearby |
18.3 ° C (64.9°F) |
31.1 ° C (88°F) |
23.9 ° C (75.1°F) |
% 67 | 57% | 8 | Sunrise:06:41 AM Sunset: 08:01 PM |
Moonrise:08:34 PM Moonset: 08:20 AM Moon Phase ( Waning Gibbous ) |
|
| 30 August 2026 Sunday | Overcast |
17 ° C (62.7°F) |
23.2 ° C (73.8°F) |
21 ° C (69.9°F) |
% 66 | 18% | 5 | Sunrise:06:42 AM Sunset: 07:59 PM |
Moonrise:08:53 PM Moonset: 09:23 AM Moon Phase ( Waning Gibbous ) |
|
| 31 August 2026 Monday | Sunny |
15.7 ° C (60.3°F) |
26.7 ° C (80.1°F) |
20.5 ° C (69°F) |
% 62 | 4% | 7 | Sunrise:06:44 AM Sunset: 07:57 PM |
Moonrise:09:13 PM Moonset: 10:29 AM Moon Phase ( Waning Gibbous ) |
|
| 01 September 2026 Tuesday | Sunny |
10.4 ° C (50.7°F) |
24.8 ° C (76.6°F) |
17 ° C (62.7°F) |
% 60 | 5% | 6 | Sunrise:06:45 AM Sunset: 07:56 PM |
Moonrise:09:38 PM Moonset: 11:37 AM Moon Phase ( Waning Gibbous ) |
|
| 02 September 2026 Wednesday | Overcast |
13.9 ° C (56.9°F) |
31 ° C (87.8°F) |
20.5 ° C (69°F) |
% 74 | 21% | 7 | Sunrise:06:46 AM Sunset: 07:54 PM |
Moonrise:10:08 PM Moonset: 12:47 PM Moon Phase ( Last Quarter ) |
|