Northern Mariana Islands (Saipan)
December
Weather in Northern Mariana Islands for December 2025
Your guide to Northern Mariana Islands weather in December - trends and predictions
Until now, December 2025 in Northern Mariana Islands has been nearly identical to the historical average, with a temperature of 28.1 °C (showing only a slight deviation of 0 °C).
The forecast for the next days in Northern Mariana Islands predicts temperatures to be around 28 °C, close to the historical average.
In general, the average temperature in Northern Mariana Islands at the beginning of December is 28 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 27.9 °C by the end of December.
Northern Mariana Islands experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 122.9 mm.
Temperatures
Rain 🌧️
3
Dry days
28
Rainy days
0
Snow days
28°/27°
Temperatures
35 km/h
Avg max wind
77 %
Avg humidity
Northern Mariana Islands Weather December
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What’s the Weather Like in Northern Mariana Islands This December?
Discover the average temperatures and weather trends across Northern Mariana Islands’s cities this December.
Temperatures trend during December in Northern Mariana Islands
See the weather trend as well as the moving average line
December weather in Northern Mariana Islands day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy light drizzle | 28° /27° | 4.5 mm | 6 | |
| 2 Dec. | Light drizzle | 28° /27° | 1.4 mm | 6 | |
| 3 Dec. |  Patchy rain possible | 28° /27° | 3.9 mm | 6 | |
| 4 Dec. | Patchy rain possible | 28° /27° | 2.8 mm | 6 | |
| 5 Dec. | Light rain shower | 28° /27° | 8.9 mm | 6 | |
| 6 Dec. | Light rain shower | 28° /27° | 2.7 mm | 6 | |
| 7 Dec. | Patchy rain possible | 28° /27° | 3.4 mm | 6 | |
| 8 Dec. | Light rain shower | 28° /27° | 1.9 mm | 6 | |
| 9 Dec. | Light rain shower | 28° /27° | 1.4 mm | 6 | |
| 10 Dec. | Light rain shower | 28° /27° | 0.4 mm | 6 | |
| 11 Dec. | Light rain shower | 29° /27° | 5 mm | 6 | |
| 12 Dec. | Light rain shower | 28° /27° | 3.4 mm | 6 | |
| 13 Dec. | Light rain shower | 28° /27° | 5.3 mm | 6 | |
| 14 Dec. | Light rain shower | 28° /27° | 1.3 mm | 6 | |
| 15 Dec. | Patchy rain possible | 28° /27° | 0.7 mm | 6 | |
| 16 Dec. | Patchy rain possible | 28° /28° | 2.1 mm | 1.8 | |
| 17 Dec. | Patchy rain possible | 28° /28° | 2.3 mm | 1.9 | |
| 18 Dec. | Patchy rain possible | 28° /28° | 3.9 mm | 1.9 | |
| 19 Dec. | Patchy rain possible | 28° /28° | 2.9 mm | 2 | |
| 20 Dec. | Patchy rain possible | 28° /28° | 0.4 mm | 6 | |
| 21 Dec. | Patchy rain possible | 28° /27° | 3.2 mm | 6 | |
| 22 Dec. | Patchy rain possible | 28° /27° | 1.2 mm | 6 | |
| 23 Dec. | Patchy rain possible | 28° /27° | 0.1 mm | 6 | |
| 24 Dec. |  Partly cloudy | 27° /27° | 0.1 mm | 7 | |
| 25 Dec. | Patchy rain possible | 27° /27° | 0.1 mm | 6 | |
| 26 Dec. |  Cloudy | 28° /27° | 0 mm | 6 | |
| 27 Dec. | Patchy rain possible | 28° /27° | 1.9 mm | 6 | |
| 28 Dec. | Patchy rain possible | 28° /27° | 1 mm | 6 | |
| 29 Dec. | Patchy rain possible | 28° /27° | 0.5 mm | 6 | |
| 30 Dec. | Patchy rain possible | 28° /27° | 1.7 mm | 6 | |
| 31 Dec. | Light rain shower | 28° /27° | 6.4 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Northern Mariana Islands in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Northern Mariana Islands forecast closer to your planned date for the most up-to-date weather information.
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Northern Mariana Islands in December - FAQ
What are the expected maximum and minimum temperatures in Northern Mariana Islands during December?
During December, expect a variety of temperatures with highs around 28° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Northern Mariana Islands during December?
Significant rainfall exceeding 122.9 mm is expected in Northern Mariana Islands during December, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Northern Mariana Islands during December?
The average wind speed in Northern Mariana Islands during December is 35 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Northern Mariana Islands
Explore the daily rainfall trends and prepare for Northern Mariana Islandss December weather 💧
Typically, Northern Mariana Islands has 28 rainy days in December with a total of 122.9 mm of rainfall.
UV exposure in Northern Mariana Islands during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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Where is Northern Mariana Islands?Get accurate weather forecasts for Northern Mariana Islands, located at latitude 15.212 and longitude 145.755. Stay updated with localized weather information tailored for Northern Mariana Islands.
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