Current weather conditions and 15 day weather forecast for Hartwick, 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.
| 20 September 2026 Sunday 20.9 ° C / 69.7°F ![]() Heavy rain |
Feels Like : 21.9 ° C / 71.4°F Humidity : % 99 Pressure : 1010 mb Wind Speed : 16.2 kmph / 10.1 miles from N ![]() Visibility : 5 km Precipitation (rainfall) : 8.05 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 19 September 2026 Saturday | Light rain shower |
17.9 ° C (64.1°F) |
25.8 ° C (78.5°F) |
22 ° C (71.5°F) |
% 92 | 91% | 5.2 | Sunrise:06:53 AM Sunset: 07:12 PM |
Moonrise:03:58 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Light rain shower |
13.8 ° C (56.9°F) |
19.5 ° C (67.1°F) |
15.8 ° C (60.4°F) |
% 96 | 91% | 1 | Sunrise:06:54 AM Sunset: 07:10 PM |
Moonrise:04:34 PM Moonset: 12:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Patchy rain nearby |
11.1 ° C (52.1°F) |
14.5 ° C (58.1°F) |
12.2 ° C (53.9°F) |
% 93 | 79% | 0.9 | Sunrise:06:55 AM Sunset: 07:09 PM |
Moonrise:05:04 PM Moonset: 01:48 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Overcast |
9.6 ° C (49.3°F) |
13 ° C (55.4°F) |
11.3 ° C (52.3°F) |
% 87 | 32% | 0.9 | Sunrise:06:56 AM Sunset: 07:07 PM |
Moonrise:05:29 PM Moonset: 02:51 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Sunny |
10.3 ° C (50.6°F) |
17.5 ° C (63.5°F) |
13.9 ° C (57°F) |
% 80 | 12% | 5.9 | Sunrise:06:57 AM Sunset: 07:05 PM |
Moonrise:05:50 PM Moonset: 03:54 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Mist |
12.6 ° C (54.6°F) |
16.9 ° C (62.4°F) |
14.6 ° C (58.2°F) |
% 90 | 77% | 5 | Sunrise:06:59 AM Sunset: 07:03 PM |
Moonrise:06:10 PM Moonset: 04:57 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Light rain shower |
10.7 ° C (51.3°F) |
14.8 ° C (58.6°F) |
13.1 ° C (55.6°F) |
% 98 | 94% | 3 | Sunrise:07:00 AM Sunset: 07:02 PM |
Moonrise:06:29 PM Moonset: 05:59 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Partly Cloudy |
9.9 ° C (49.9°F) |
19.8 ° C (67.7°F) |
14.7 ° C (58.4°F) |
% 82 | 62% | 5 | Sunrise:07:01 AM Sunset: 07:00 PM |
Moonrise:06:49 PM Moonset: 07:02 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Sunny |
9 ° C (48.2°F) |
19.7 ° C (67.5°F) |
14.8 ° C (58.7°F) |
% 76 | 9% | 5 | Sunrise:07:02 AM Sunset: 06:58 PM |
Moonrise:07:10 PM Moonset: 08:06 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Light rain shower |
15 ° C (58.9°F) |
17.1 ° C (62.8°F) |
15.8 ° C (60.5°F) |
% 89 | 89% | 4 | Sunrise:07:03 AM Sunset: 06:56 PM |
Moonrise:07:34 PM Moonset: 09:13 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Light rain shower |
12 ° C (53.6°F) |
16.6 ° C (61.9°F) |
14.4 ° C (57.8°F) |
% 95 | 92% | 4 | Sunrise:07:04 AM Sunset: 06:55 PM |
Moonrise:08:03 PM Moonset: 10:23 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Partly Cloudy |
10.3 ° C (50.6°F) |
16.5 ° C (61.7°F) |
13.1 ° C (55.6°F) |
% 83 | 20% | 5 | Sunrise:07:05 AM Sunset: 06:53 PM |
Moonrise:08:40 PM Moonset: 11:34 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Overcast |
10.8 ° C (51.5°F) |
17.8 ° C (64.1°F) |
13.1 ° C (55.5°F) |
% 82 | 20% | 5 | Sunrise:07:06 AM Sunset: 06:51 PM |
Moonrise:09:27 PM Moonset: 12:44 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Patchy rain nearby |
12 ° C (53.7°F) |
16.8 ° C (62.3°F) |
14.3 ° C (57.7°F) |
% 83 | 36% | 4 | Sunrise:07:07 AM Sunset: 06:49 PM |
Moonrise:10:25 PM Moonset: 01:49 PM Moon Phase ( Last Quarter ) |
|