Current weather conditions and 15 day weather forecast for Belmont, 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.
| 13 May 2026 Wednesday 16.7 ° C / 62.1°F ![]() Overcast |
Feels Like : 16.7 ° C / 62.1°F Humidity : % 56 Pressure : 1012 mb Wind Speed : 20.5 kmph / 12.8 miles from SSW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 13 May 2026 Wednesday | Sunny |
7.4 ° C (45.3°F) |
23.2 ° C (73.8°F) |
14.4 ° C (57.9°F) |
% 56 | 0% | 4.8 | Sunrise:05:25 AM Sunset: 07:58 PM |
Moonrise:03:19 AM Moonset: 04:23 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Heavy rain |
10.8 ° C (51.4°F) |
14.7 ° C (58.4°F) |
12.5 ° C (54.5°F) |
% 90 | 91% | 4.2 | Sunrise:05:24 AM Sunset: 07:59 PM |
Moonrise:03:42 AM Moonset: 05:41 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Patchy rain nearby |
8.8 ° C (47.8°F) |
11.4 ° C (52.5°F) |
10.1 ° C (50.2°F) |
% 96 | 85% | 0.2 | Sunrise:05:23 AM Sunset: 08:00 PM |
Moonrise:04:08 AM Moonset: 07:02 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Sunny |
7 ° C (44.5°F) |
24 ° C (75.3°F) |
15.8 ° C (60.4°F) |
% 67 | 0% | 5 | Sunrise:05:22 AM Sunset: 08:01 PM |
Moonrise:04:42 AM Moonset: 08:25 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Patchy rain nearby |
13.2 ° C (55.8°F) |
26.2 ° C (79.2°F) |
17.4 ° C (63.3°F) |
% 79 | 86% | 4 | Sunrise:05:21 AM Sunset: 08:02 PM |
Moonrise:05:26 AM Moonset: 09:46 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Partly Cloudy |
10.7 ° C (51.2°F) |
20.3 ° C (68.6°F) |
14.2 ° C (57.5°F) |
% 64 | 0% | 4 | Sunrise:05:20 AM Sunset: 08:03 PM |
Moonrise:06:21 AM Moonset: 10:55 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
11.8 ° C (53.2°F) |
31.1 ° C (87.9°F) |
21.1 ° C (69.9°F) |
% 71 | 77% | 5 | Sunrise:05:19 AM Sunset: 08:04 PM |
Moonrise:07:30 AM Moonset: 11:51 PM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Partly Cloudy |
14.7 ° C (58.4°F) |
23.1 ° C (73.5°F) |
18.8 ° C (65.9°F) |
% 62 | 0% | 5 | Sunrise:05:18 AM Sunset: 08:05 PM |
Moonrise:08:47 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Patchy rain nearby |
10.9 ° C (51.6°F) |
20.1 ° C (68.2°F) |
15.4 ° C (59.8°F) |
% 86 | 83% | 4 | Sunrise:05:18 AM Sunset: 08:06 PM |
Moonrise:10:05 AM Moonset: 12:33 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Overcast |
8.5 ° C (47.2°F) |
18.2 ° C (64.7°F) |
12.8 ° C (55°F) |
% 58 | 0% | 3 | Sunrise:05:17 AM Sunset: 08:07 PM |
Moonrise:11:22 AM Moonset: 01:06 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Sunny |
10.7 ° C (51.3°F) |
18.7 ° C (65.6°F) |
14 ° C (57.3°F) |
% 51 | 0% | 4 | Sunrise:05:16 AM Sunset: 08:07 PM |
Moonrise:12:33 PM Moonset: 01:32 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Partly Cloudy |
8.1 ° C (46.6°F) |
23.5 ° C (74.3°F) |
16 ° C (60.9°F) |
% 57 | 0% | 5 | Sunrise:05:15 AM Sunset: 08:08 PM |
Moonrise:01:42 PM Moonset: 01:54 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Patchy rain nearby |
12.4 ° C (54.3°F) |
23.7 ° C (74.6°F) |
17.1 ° C (62.8°F) |
% 74 | 85% | 4 | Sunrise:05:15 AM Sunset: 08:09 PM |
Moonrise:02:47 PM Moonset: 02:14 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Patchy rain nearby |
13.4 ° C (56°F) |
23.9 ° C (75°F) |
17.7 ° C (63.9°F) |
% 84 | 86% | 4 | Sunrise:05:14 AM Sunset: 08:10 PM |
Moonrise:03:52 PM Moonset: 02:33 AM Moon Phase ( Waxing Gibbous ) |
|