Current weather conditions and 15 day weather forecast for Westborough (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.
| 18 September 2026 Friday 23.5 ° C / 74.3°F ![]() Overcast |
Feels Like : 21.8 ° C / 71.2°F Humidity : % 49 Pressure : 1016 mb Wind Speed : 12.2 kmph / 7.6 miles from NNW ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 99 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 September 2026 Friday | Overcast |
15.3 ° C (59.5°F) |
25.2 ° C (77.3°F) |
20.3 ° C (68.6°F) |
% 70 | 59% | 6.1 | Sunrise:06:29 AM Sunset: 06:51 PM |
Moonrise:02:50 PM Moonset: 11:16 PM Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Overcast |
9.9 ° C (49.7°F) |
19.3 ° C (66.8°F) |
13.8 ° C (56.8°F) |
% 56 | 8% | 5.8 | Sunrise:06:30 AM Sunset: 06:49 PM |
Moonrise:03:35 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Overcast |
8.6 ° C (47.5°F) |
14.8 ° C (58.7°F) |
11.1 ° C (51.9°F) |
% 84 | 87% | 1.4 | Sunrise:06:31 AM Sunset: 06:47 PM |
Moonrise:04:11 PM Moonset: 12:16 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Overcast |
10.3 ° C (50.5°F) |
17.6 ° C (63.8°F) |
12.8 ° C (55.1°F) |
% 84 | 79% | 5 | Sunrise:06:32 AM Sunset: 06:46 PM |
Moonrise:04:41 PM Moonset: 01:19 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Overcast |
8.2 ° C (46.7°F) |
14.6 ° C (58.2°F) |
11 ° C (51.8°F) |
% 69 | 17% | 3 | Sunrise:06:33 AM Sunset: 06:44 PM |
Moonrise:05:06 PM Moonset: 02:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Overcast |
11.1 ° C (52°F) |
14.9 ° C (58.9°F) |
12.9 ° C (55.2°F) |
% 71 | 46% | 3 | Sunrise:06:35 AM Sunset: 06:42 PM |
Moonrise:05:27 PM Moonset: 03:27 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Light rain |
9.7 ° C (49.4°F) |
12.2 ° C (54°F) |
10.7 ° C (51.3°F) |
% 93 | 93% | 3 | Sunrise:06:36 AM Sunset: 06:40 PM |
Moonrise:05:47 PM Moonset: 04:30 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Light rain shower |
9.5 ° C (49.1°F) |
18.2 ° C (64.8°F) |
12.8 ° C (55.1°F) |
% 76 | 73% | 5 | Sunrise:06:37 AM Sunset: 06:39 PM |
Moonrise:06:05 PM Moonset: 05:32 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Sunny |
8.7 ° C (47.7°F) |
18.4 ° C (65°F) |
12.4 ° C (54.4°F) |
% 67 | 8% | 5 | Sunrise:06:38 AM Sunset: 06:37 PM |
Moonrise:06:24 PM Moonset: 06:35 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Sunny |
8.1 ° C (46.6°F) |
18.1 ° C (64.5°F) |
12.2 ° C (53.9°F) |
% 58 | 7% | 5 | Sunrise:06:39 AM Sunset: 06:35 PM |
Moonrise:06:45 PM Moonset: 07:40 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Sunny |
10.2 ° C (50.4°F) |
23.9 ° C (75.1°F) |
16.3 ° C (61.3°F) |
% 54 | 4% | 6 | Sunrise:06:40 AM Sunset: 06:33 PM |
Moonrise:07:09 PM Moonset: 08:47 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Partly Cloudy |
13.8 ° C (56.8°F) |
25.3 ° C (77.6°F) |
18.4 ° C (65.1°F) |
% 63 | 8% | 6 | Sunrise:06:41 AM Sunset: 06:32 PM |
Moonrise:07:37 PM Moonset: 09:57 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Sunny |
16.4 ° C (61.5°F) |
27.2 ° C (80.9°F) |
20.3 ° C (68.5°F) |
% 67 | 5% | 7 | Sunrise:06:42 AM Sunset: 06:30 PM |
Moonrise:08:13 PM Moonset: 11:08 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Overcast |
17.2 ° C (63°F) |
24.8 ° C (76.7°F) |
20.6 ° C (69.1°F) |
% 85 | 78% | 6 | Sunrise:06:43 AM Sunset: 06:28 PM |
Moonrise:08:59 PM Moonset: 12:19 PM Moon Phase ( Last Quarter ) |
|