Thayer Weather Forecast 15 Days, Weather in Thayer Today
Current weather conditions and 15 day weather forecast for Thayer, 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.
Current weather conditions at Thayer
| 17 December 2025 Wednesday 4.2 ° C / 39.6°F  Clear |
Feels Like : 0.7 ° C / 33.2°F Humidity : % 81 Pressure : 1011 mb Wind Speed : 15.5 kmph / 9.6 miles from W  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Thayer, IA, USA
Weather Forecast for next 15 Days for Thayer including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Thayer, Iowa state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 16 December 2025 Tuesday | Sunny |
-3.9 ° C (25°F) |
9.4 ° C (48.9°F) |
1.9 ° C (35.4°F) |
% 72 | 0% | 0.3 | Sunrise:07:36 AM Sunset: 04:49 PM |
Moonrise:04:38 AM Moonset: 02:14 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Mist |
-2.8 ° C (27°F) |
-0.7 ° C (30.7°F) |
-0.3 ° C (31.4°F) |
% 90 | 0% | 0.3 | Sunrise:07:36 AM Sunset: 04:49 PM |
Moonrise:05:41 AM Moonset: 02:46 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Moderate or heavy snow showers |
-6.4 ° C (20.5°F) |
5.3 ° C (41.5°F) |
0.7 ° C (33.3°F) |
% 86 | 86% | 0.3 | Sunrise:07:37 AM Sunset: 04:50 PM |
Moonrise:06:42 AM Moonset: 03:26 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Sunny |
-7.8 ° C (18°F) |
1 ° C (33.8°F) |
-4.1 ° C (24.6°F) |
% 63 | 0% | 0.3 | Sunrise:07:37 AM Sunset: 04:50 PM |
Moonrise:07:41 AM Moonset: 04:13 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
-0.6 ° C (31°F) |
5 ° C (41°F) |
2 ° C (35.6°F) |
% 61 | 0% | 0.2 | Sunrise:07:38 AM Sunset: 04:50 PM |
Moonrise:08:32 AM Moonset: 05:10 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Patchy moderate snow |
-1.8 ° C (28.8°F) |
3.2 ° C (37.7°F) |
-0.2 ° C (31.6°F) |
% 62 | 61% | 0 | Sunrise:07:39 AM Sunset: 04:51 PM |
Moonrise:09:16 AM Moonset: 06:12 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Light freezing rain |
-3.3 ° C (26°F) |
2.9 ° C (37.3°F) |
-0.5 ° C (31.2°F) |
% 65 | 78% | 1 | Sunrise:07:39 AM Sunset: 04:51 PM |
Moonrise:09:52 AM Moonset: 07:18 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Overcast |
0.8 ° C (33.4°F) |
7.2 ° C (44.9°F) |
3.5 ° C (38.3°F) |
% 87 | 0% | 1 | Sunrise:07:39 AM Sunset: 04:52 PM |
Moonrise:10:22 AM Moonset: 08:25 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Mist |
3.6 ° C (38.6°F) |
8.7 ° C (47.6°F) |
6.3 ° C (43.4°F) |
% 96 | 0% | 2 | Sunrise:07:40 AM Sunset: 04:53 PM |
Moonrise:10:48 AM Moonset: 09:32 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Overcast |
6.4 ° C (43.5°F) |
19 ° C (66.3°F) |
12.2 ° C (53.9°F) |
% 84 | 0% | 3 | Sunrise:07:40 AM Sunset: 04:53 PM |
Moonrise:11:11 AM Moonset: 10:39 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Sunny |
3.9 ° C (39°F) |
9.8 ° C (49.6°F) |
8.1 ° C (46.7°F) |
% 65 | 0% | 3 | Sunrise:07:41 AM Sunset: 04:54 PM |
Moonrise:11:32 AM Moonset: 11:48 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday |  Cloudy |
1.6 ° C (34.9°F) |
4.8 ° C (40.7°F) |
2.9 ° C (37.3°F) |
% 73 | 0% | 1 | Sunrise:07:41 AM Sunset: 04:55 PM |
Moonrise:11:54 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
1.2 ° C (34.2°F) |
8.9 ° C (48°F) |
3.9 ° C (39.1°F) |
% 45 | 0% | 2 | Sunrise:07:41 AM Sunset: 04:55 PM |
Moonrise:12:17 PM Moonset: 12:58 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
0 ° C (32.1°F) |
8.8 ° C (47.8°F) |
4.1 ° C (39.4°F) |
% 59 | 0% | 2 | Sunrise:07:41 AM Sunset: 04:56 PM |
Moonrise:12:44 PM Moonset: 02:12 AM Moon Phase ( Waxing Gibbous ) |
|
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