Current weather conditions and 15 day weather forecast for Arlington (CDP), Massachusetts, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 14 December 2025 Sunday -2.8 ° C / 27°F ![]() Light snow |
Feels Like : -7.9 ° C / 17.8°F Humidity : % 72 Pressure : 1011 mb Wind Speed : 15.1 kmph / 9.4 miles from NW ![]() Visibility : 13 km Precipitation (rainfall) : 0.07 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 December 2025 Sunday | Light snow |
-6.3 ° C (20.7°F) |
0.1 ° C (32.2°F) |
-1.8 ° C (28.8°F) |
% 76 | 76% | 0.2 | Sunrise:07:07 AM Sunset: 04:12 PM |
Moonrise:01:59 AM Moonset: 12:49 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Partly Cloudy |
-9 ° C (15.8°F) |
-0.6 ° C (30.9°F) |
-5.4 ° C (22.3°F) |
% 58 | 0% | 0.3 | Sunrise:07:07 AM Sunset: 04:12 PM |
Moonrise:03:02 AM Moonset: 01:11 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Moderate or heavy snow showers |
-5 ° C (23°F) |
0.9 ° C (33.6°F) |
-2.5 ° C (27.4°F) |
% 70 | 72% | 0.2 | Sunrise:07:08 AM Sunset: 04:13 PM |
Moonrise:04:06 AM Moonset: 01:36 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Partly Cloudy |
-2.3 ° C (27.8°F) |
6.4 ° C (43.5°F) |
2 ° C (35.6°F) |
% 67 | 0% | 0.3 | Sunrise:07:09 AM Sunset: 04:13 PM |
Moonrise:05:10 AM Moonset: 02:07 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Patchy rain nearby |
-2.5 ° C (27.6°F) |
4.4 ° C (40°F) |
1.4 ° C (34.5°F) |
% 65 | 57% | 0 | Sunrise:07:09 AM Sunset: 04:13 PM |
Moonrise:06:12 AM Moonset: 02:45 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Patchy rain nearby |
-1.5 ° C (29.3°F) |
10.2 ° C (50.3°F) |
5.9 ° C (42.5°F) |
% 69 | 67% | 2 | Sunrise:07:10 AM Sunset: 04:14 PM |
Moonrise:07:11 AM Moonset: 03:33 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Moderate snow |
-1.7 ° C (28.9°F) |
0.7 ° C (33.3°F) |
0.1 ° C (32.2°F) |
% 63 | 66% | 1 | Sunrise:07:10 AM Sunset: 04:14 PM |
Moonrise:08:03 AM Moonset: 04:28 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Patchy rain nearby |
0.3 ° C (32.6°F) |
12 ° C (53.6°F) |
7.8 ° C (46.1°F) |
% 85 | 89% | 2 | Sunrise:07:11 AM Sunset: 04:15 PM |
Moonrise:08:47 AM Moonset: 05:31 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-3.6 ° C (25.6°F) |
-0 ° C (32°F) |
-2 ° C (28.3°F) |
% 48 | 0% | 2 | Sunrise:07:11 AM Sunset: 04:15 PM |
Moonrise:09:23 AM Moonset: 06:37 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
-2.4 ° C (27.7°F) |
7.5 ° C (45.6°F) |
3.5 ° C (38.2°F) |
% 72 | 79% | 1 | Sunrise:07:12 AM Sunset: 04:16 PM |
Moonrise:09:52 AM Moonset: 07:46 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Sunny |
-9.9 ° C (14.2°F) |
-4.5 ° C (24°F) |
-4.8 ° C (23.3°F) |
% 41 | 0% | 2 | Sunrise:07:12 AM Sunset: 04:16 PM |
Moonrise:10:17 AM Moonset: 08:54 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Partly Cloudy |
-10.6 ° C (12.9°F) |
-4.6 ° C (23.7°F) |
-7 ° C (19.4°F) |
% 28 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:17 PM |
Moonrise:10:39 AM Moonset: 10:02 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Heavy snow |
-6.3 ° C (20.7°F) |
-1.6 ° C (29.1°F) |
-3.5 ° C (25.8°F) |
% 90 | 82% | 1 | Sunrise:07:13 AM Sunset: 04:18 PM |
Moonrise:11:00 AM Moonset: 11:12 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
-7 ° C (19.5°F) |
-1.1 ° C (30°F) |
-3.5 ° C (25.7°F) |
% 85 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:18 PM |
Moonrise:11:20 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|