Newcastle Weather Forecast 15 Days, Weather in Newcastle Today
Current weather conditions and 15 day weather forecast for Newcastle, Utah, 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 Newcastle
| 01 October 2026 Thursday 15.8 ° C / 60.4°F  Clear |
Feels Like : 12.1 ° C / 53.8°F Humidity : % 40 Pressure : 1013 mb Wind Speed : 10.4 kmph / 6.5 miles from NNE  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Newcastle, UT, USA
Weather Forecast for next 15 Days for Newcastle 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 Newcastle, Utah 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 30 September 2026 Wednesday | Sunny |
10.7 ° C (51.2°F) |
24.3 ° C (75.8°F) |
16.7 ° C (62°F) |
% 36 | 1% | 6.9 | Sunrise:07:28 AM Sunset: 07:19 PM |
Moonrise:09:22 PM Moonset: 11:48 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Sunny |
11.7 ° C (53.1°F) |
26.2 ° C (79.2°F) |
18.4 ° C (65.1°F) |
% 35 | 1% | 7 | Sunrise:07:29 AM Sunset: 07:17 PM |
Moonrise:10:11 PM Moonset: 12:56 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Sunny |
13.7 ° C (56.6°F) |
28.4 ° C (83.2°F) |
20.5 ° C (69°F) |
% 30 | 1% | 7.4 | Sunrise:07:30 AM Sunset: 07:16 PM |
Moonrise:11:11 PM Moonset: 02:00 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Sunny |
15.5 ° C (59.8°F) |
28.6 ° C (83.4°F) |
21.7 ° C (71.1°F) |
% 26 | 2% | 7.3 | Sunrise:07:31 AM Sunset: 07:14 PM |
Moonrise:Does not rise today Moonset: 02:57 PM Moon Phase ( Last Quarter ) |
|
| 04 October 2026 Sunday | Sunny |
14.7 ° C (58.5°F) |
28.7 ° C (83.7°F) |
21.1 ° C (70°F) |
% 28 | 0% | 6.8 | Sunrise:07:32 AM Sunset: 07:13 PM |
Moonrise:12:18 AM Moonset: 03:45 PM Moon Phase ( Last Quarter ) |
|
| 05 October 2026 Monday | Sunny |
14.5 ° C (58.1°F) |
24.9 ° C (76.8°F) |
18.4 ° C (65.2°F) |
% 44 | 57% | 6 | Sunrise:07:33 AM Sunset: 07:11 PM |
Moonrise:01:32 AM Moonset: 04:25 PM Moon Phase ( Waning Crescent ) |
|
| 06 October 2026 Tuesday | Sunny |
12.9 ° C (55.1°F) |
26.3 ° C (79.3°F) |
18.4 ° C (65.2°F) |
% 47 | 1% | 7 | Sunrise:07:34 AM Sunset: 07:10 PM |
Moonrise:02:47 AM Moonset: 04:59 PM Moon Phase ( Waning Crescent ) |
|
| 07 October 2026 Wednesday | Sunny |
13.6 ° C (56.5°F) |
27.7 ° C (81.9°F) |
20.1 ° C (68.1°F) |
% 32 | 1% | 7 | Sunrise:07:35 AM Sunset: 07:08 PM |
Moonrise:04:01 AM Moonset: 05:28 PM Moon Phase ( Waning Crescent ) |
|
| 08 October 2026 Thursday | Sunny |
14.7 ° C (58.5°F) |
27.8 ° C (82°F) |
21.1 ° C (70°F) |
% 28 | 1% | 7 | Sunrise:07:36 AM Sunset: 07:07 PM |
Moonrise:05:14 AM Moonset: 05:56 PM Moon Phase ( Waning Crescent ) |
|
| 09 October 2026 Friday | Sunny |
15.3 ° C (59.5°F) |
27.7 ° C (81.8°F) |
21 ° C (69.8°F) |
% 28 | 0% | 7 | Sunrise:07:37 AM Sunset: 07:05 PM |
Moonrise:06:26 AM Moonset: 06:23 PM Moon Phase ( New Moon ) |
|
| 10 October 2026 Saturday | Sunny |
14.5 ° C (58.1°F) |
25.7 ° C (78.3°F) |
19.6 ° C (67.3°F) |
% 26 | 0% | 7 | Sunrise:07:37 AM Sunset: 07:04 PM |
Moonrise:07:38 AM Moonset: 06:51 PM Moon Phase ( New Moon ) |
|
| 11 October 2026 Sunday | Sunny |
13.1 ° C (55.6°F) |
25 ° C (77°F) |
18.6 ° C (65.5°F) |
% 36 | 36% | 6 | Sunrise:07:38 AM Sunset: 07:03 PM |
Moonrise:08:50 AM Moonset: 07:22 PM Moon Phase ( New Moon ) |
|
| 12 October 2026 Monday | Sunny |
12.1 ° C (53.8°F) |
25.8 ° C (78.4°F) |
18.3 ° C (64.9°F) |
% 34 | 17% | 7 | Sunrise:07:39 AM Sunset: 07:01 PM |
Moonrise:10:01 AM Moonset: 07:57 PM Moon Phase ( Waxing Crescent ) |
|
| 13 October 2026 Tuesday | Sunny |
12.9 ° C (55.2°F) |
27 ° C (80.6°F) |
19.3 ° C (66.7°F) |
% 27 | 0% | 7 | Sunrise:07:40 AM Sunset: 07:00 PM |
Moonrise:11:11 AM Moonset: 08:38 PM Moon Phase ( Waxing Crescent ) |
|
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