Acton Weather Forecast 15 Days, Weather in Acton Today
Current weather conditions and 15 day weather forecast for Acton, 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.
Current weather conditions at Acton
| 15 May 2026 Friday 10.1 ° C / 50.2°F  Overcast |
Feels Like : 9.1 ° C / 48.5°F Humidity : % 93 Pressure : 1008 mb Wind Speed : 7.9 kmph / 4.9 miles from NNE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Acton, MA, USA
Weather Forecast for next 15 Days for Acton 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 Acton, Massachusetts 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 15 May 2026 Friday |  Cloudy |
8.7 ° C (47.7°F) |
14.3 ° C (57.7°F) |
11 ° C (51.9°F) |
% 92 | 0% | 0.8 | Sunrise:05:24 AM Sunset: 08:01 PM |
Moonrise:04:09 AM Moonset: 07:04 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday |  Partly Cloudy |
8.4 ° C (47.1°F) |
24.1 ° C (75.4°F) |
16.2 ° C (61.1°F) |
% 67 | 0% | 8.1 | Sunrise:05:23 AM Sunset: 08:02 PM |
Moonrise:04:43 AM Moonset: 08:27 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday |  Patchy rain nearby |
14.5 ° C (58°F) |
29 ° C (84.2°F) |
21.3 ° C (70.4°F) |
% 63 | 78% | 8.1 | Sunrise:05:22 AM Sunset: 08:03 PM |
Moonrise:05:26 AM Moonset: 09:47 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday |  Sunny |
13.4 ° C (56.1°F) |
25.7 ° C (78.2°F) |
18.9 ° C (66°F) |
% 61 | 0% | 8.2 | Sunrise:05:21 AM Sunset: 08:04 PM |
Moonrise:06:22 AM Moonset: 10:57 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
14.9 ° C (58.8°F) |
33.8 ° C (92.8°F) |
22.8 ° C (73°F) |
% 68 | 63% | 1.5 | Sunrise:05:20 AM Sunset: 08:05 PM |
Moonrise:07:31 AM Moonset: 11:53 PM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Partly Cloudy |
15.3 ° C (59.6°F) |
24.4 ° C (75.9°F) |
20.4 ° C (68.6°F) |
% 64 | 0% | 6 | Sunrise:05:19 AM Sunset: 08:06 PM |
Moonrise:08:47 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Partly Cloudy |
10.7 ° C (51.3°F) |
23.2 ° C (73.8°F) |
15.9 ° C (60.7°F) |
% 47 | 0% | 5 | Sunrise:05:18 AM Sunset: 08:07 PM |
Moonrise:10:06 AM Moonset: 12:35 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Patchy rain nearby |
8.7 ° C (47.7°F) |
10.2 ° C (50.4°F) |
9.6 ° C (49.3°F) |
% 94 | 87% | 2 | Sunrise:05:18 AM Sunset: 08:08 PM |
Moonrise:11:23 AM Moonset: 01:07 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
8.2 ° C (46.8°F) |
11 ° C (51.9°F) |
9.4 ° C (48.9°F) |
% 96 | 89% | 2 | Sunrise:05:17 AM Sunset: 08:09 PM |
Moonrise:12:34 PM Moonset: 01:33 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Partly Cloudy |
8.6 ° C (47.5°F) |
20.4 ° C (68.6°F) |
14 ° C (57.2°F) |
% 69 | 0% | 4 | Sunrise:05:16 AM Sunset: 08:10 PM |
Moonrise:01:43 PM Moonset: 01:55 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Sunny |
8 ° C (46.5°F) |
24.4 ° C (75.9°F) |
16.8 ° C (62.3°F) |
% 52 | 0% | 5 | Sunrise:05:15 AM Sunset: 08:10 PM |
Moonrise:02:48 PM Moonset: 02:15 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Partly Cloudy |
13.7 ° C (56.6°F) |
26.3 ° C (79.3°F) |
19.7 ° C (67.4°F) |
% 58 | 0% | 5 | Sunrise:05:15 AM Sunset: 08:11 PM |
Moonrise:03:53 PM Moonset: 02:34 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 May 2026 Wednesday |  Moderate rain |
15.5 ° C (59.8°F) |
25.5 ° C (77.9°F) |
18.9 ° C (66°F) |
% 77 | 78% | 4 | Sunrise:05:14 AM Sunset: 08:12 PM |
Moonrise:04:58 PM Moonset: 02:54 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 May 2026 Thursday | Patchy rain nearby |
16.1 ° C (60.9°F) |
22 ° C (71.7°F) |
18.6 ° C (65.4°F) |
% 95 | 89% | 4 | Sunrise:05:13 AM Sunset: 08:13 PM |
Moonrise:06:03 PM Moonset: 03:16 AM Moon Phase ( Waxing Gibbous ) |
|
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