Current weather conditions and 15 day weather forecast for Byram, New Jersey, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 05 December 2025 Friday -9.4 ° C / 15.1°F ![]() Sunny |
Feels Like : -11.3 ° C / 11.8°F Humidity : % 67 Pressure : 1026 mb Wind Speed : 3.6 kmph / 2.2 miles from S ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday | Sunny |
-10.3 ° C (13.5°F) |
-3.4 ° C (25.9°F) |
-6.6 ° C (20.1°F) |
% 55 | 0% | 0.3 | Sunrise:07:08 AM Sunset: 04:30 PM |
Moonrise:04:57 PM Moonset: 08:13 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday | Overcast |
-4.8 ° C (23.4°F) |
-0.5 ° C (31.1°F) |
-2.4 ° C (27.6°F) |
% 82 | 0% | 0.3 | Sunrise:07:09 AM Sunset: 04:30 PM |
Moonrise:06:09 PM Moonset: 09:19 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday | Overcast |
-3.2 ° C (26.3°F) |
1 ° C (33.8°F) |
-1.1 ° C (30°F) |
% 79 | 0% | 0.3 | Sunrise:07:10 AM Sunset: 04:30 PM |
Moonrise:07:27 PM Moonset: 10:10 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday | Sunny |
-9.2 ° C (15.5°F) |
-3.1 ° C (26.5°F) |
-5.3 ° C (22.5°F) |
% 66 | 0% | 0.3 | Sunrise:07:11 AM Sunset: 04:30 PM |
Moonrise:08:43 PM Moonset: 10:49 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday | Cloudy |
-10.3 ° C (13.4°F) |
-1.2 ° C (29.9°F) |
-6.8 ° C (19.7°F) |
% 68 | 0% | 0 | Sunrise:07:12 AM Sunset: 04:30 PM |
Moonrise:09:56 PM Moonset: 11:20 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday | Overcast |
-1.9 ° C (28.6°F) |
3.9 ° C (39°F) |
1.1 ° C (33.9°F) |
% 81 | 0% | 1 | Sunrise:07:13 AM Sunset: 04:30 PM |
Moonrise:11:04 PM Moonset: 11:45 AM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday | Patchy rain nearby |
0.8 ° C (33.4°F) |
5.1 ° C (41.1°F) |
3.2 ° C (37.7°F) |
% 92 | 75% | 1 | Sunrise:07:14 AM Sunset: 04:31 PM |
Moonrise:No moonrise Moonset: 12:06 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday | Sunny |
-3.3 ° C (26.1°F) |
2.2 ° C (35.9°F) |
-0.9 ° C (30.3°F) |
% 78 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:31 PM |
Moonrise:12:08 AM Moonset: 12:25 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday | Partly Cloudy |
-3.5 ° C (25.8°F) |
0.5 ° C (32.9°F) |
-2.1 ° C (28.3°F) |
% 62 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:31 PM |
Moonrise:01:10 AM Moonset: 12:45 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Sunny |
-3 ° C (26.7°F) |
1.6 ° C (34.8°F) |
-1.5 ° C (29.3°F) |
% 66 | 0% | 2 | Sunrise:07:16 AM Sunset: 04:31 PM |
Moonrise:02:12 AM Moonset: 01:06 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Partly Cloudy |
-3.7 ° C (25.3°F) |
2.6 ° C (36.7°F) |
-1.1 ° C (30°F) |
% 60 | 0% | 2 | Sunrise:07:17 AM Sunset: 04:31 PM |
Moonrise:03:14 AM Moonset: 01:29 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Patchy rain nearby |
-0.3 ° C (31.5°F) |
3.7 ° C (38.7°F) |
2.1 ° C (35.8°F) |
% 81 | 89% | 1 | Sunrise:07:17 AM Sunset: 04:32 PM |
Moonrise:04:16 AM Moonset: 01:55 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Patchy rain nearby |
4.3 ° C (39.7°F) |
7.5 ° C (45.5°F) |
5.4 ° C (41.7°F) |
% 99 | 86% | 2 | Sunrise:07:18 AM Sunset: 04:32 PM |
Moonrise:05:19 AM Moonset: 02:27 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Patchy rain nearby |
4 ° C (39.3°F) |
11 ° C (51.8°F) |
8.4 ° C (47.1°F) |
% 98 | 89% | 2 | Sunrise:07:19 AM Sunset: 04:32 PM |
Moonrise:06:21 AM Moonset: 03:07 PM Moon Phase ( Waning Crescent ) |
|