Current weather conditions and 15 day weather forecast for Mason City, 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.
| 19 December 2025 Friday -17.8 ° C / -0°F ![]() Partly cloudy |
Feels Like : -29.2 ° C / -20.6°F Humidity : % 75 Pressure : 1012 mb Wind Speed : 27.4 kmph / 17 miles from NW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 50 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 19 December 2025 Friday | Partly Cloudy |
-17.9 ° C (-0.2°F) |
-7.2 ° C (19°F) |
-12.3 ° C (9.8°F) |
% 74 | 0% | 0.2 | Sunrise:07:41 AM Sunset: 04:40 PM |
Moonrise:07:47 AM Moonset: 04:01 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Overcast |
-6.5 ° C (20.4°F) |
1.7 ° C (35.1°F) |
-2.3 ° C (27.9°F) |
% 87 | 0% | 0.2 | Sunrise:07:42 AM Sunset: 04:41 PM |
Moonrise:08:38 AM Moonset: 04:57 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
-9.4 ° C (15.1°F) |
-3.1 ° C (26.4°F) |
-5.3 ° C (22.5°F) |
% 84 | 0% | 0.2 | Sunrise:07:42 AM Sunset: 04:41 PM |
Moonrise:09:21 AM Moonset: 06:00 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Patchy moderate snow |
-2.8 ° C (27°F) |
3.4 ° C (38.1°F) |
0.3 ° C (32.5°F) |
% 67 | 61% | 0.3 | Sunrise:07:43 AM Sunset: 04:42 PM |
Moonrise:09:56 AM Moonset: 07:08 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Sunny |
-1.9 ° C (28.6°F) |
3.4 ° C (38.1°F) |
0.5 ° C (32.9°F) |
% 88 | 0% | 0 | Sunrise:07:43 AM Sunset: 04:42 PM |
Moonrise:10:24 AM Moonset: 08:16 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Overcast |
-0.4 ° C (31.3°F) |
3.3 ° C (38°F) |
1.5 ° C (34.7°F) |
% 97 | 0% | 1 | Sunrise:07:44 AM Sunset: 04:43 PM |
Moonrise:10:49 AM Moonset: 09:26 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Fog |
1.8 ° C (35.2°F) |
5.2 ° C (41.4°F) |
3.5 ° C (38.3°F) |
% 98 | 0% | 1 | Sunrise:07:44 AM Sunset: 04:43 PM |
Moonrise:11:10 AM Moonset: 10:35 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Light freezing rain |
-3.9 ° C (25°F) |
-2.4 ° C (27.7°F) |
-3.1 ° C (26.4°F) |
% 77 | 0% | 1 | Sunrise:07:44 AM Sunset: 04:44 PM |
Moonrise:11:30 AM Moonset: 11:45 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Cloudy |
-4.1 ° C (24.6°F) |
-0.5 ° C (31.1°F) |
-2.7 ° C (27.1°F) |
% 73 | 0% | 1 | Sunrise:07:45 AM Sunset: 04:45 PM |
Moonrise:11:50 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Moderate or heavy freezing rain |
-1.9 ° C (28.6°F) |
2 ° C (35.5°F) |
0.9 ° C (33.6°F) |
% 89 | 86% | 1 | Sunrise:07:45 AM Sunset: 04:46 PM |
Moonrise:12:11 PM Moonset: 12:57 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Overcast |
-2.9 ° C (26.7°F) |
0.5 ° C (32.9°F) |
0.4 ° C (32.6°F) |
% 83 | 0% | 1 | Sunrise:07:45 AM Sunset: 04:46 PM |
Moonrise:12:36 PM Moonset: 02:12 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Partly Cloudy |
-4.2 ° C (24.4°F) |
4.7 ° C (40.4°F) |
-0.6 ° C (30.9°F) |
% 76 | 0% | 2 | Sunrise:07:45 AM Sunset: 04:47 PM |
Moonrise:01:08 PM Moonset: 03:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Overcast |
-11.3 ° C (11.6°F) |
-9 ° C (15.8°F) |
-9.5 ° C (15°F) |
% 70 | 0% | 1 | Sunrise:07:45 AM Sunset: 04:48 PM |
Moonrise:01:48 PM Moonset: 04:54 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Light snow |
-11.5 ° C (11.3°F) |
-9.5 ° C (15°F) |
-10.8 ° C (12.5°F) |
% 76 | 70% | 1 | Sunrise:07:45 AM Sunset: 04:49 PM |
Moonrise:02:42 PM Moonset: 06:14 AM Moon Phase ( Waxing Gibbous ) |
|