5-day weather forecast Boston 18-03-2026
Weather forecast Boston tomorrow 18.03.2026: sunny, temperature from -5 °C to 2 °C.
No precipitation expected. Wind up to 6 m/s (gusts 7.33 m/s). Air humidity 47–75%, atmospheric pressure 764–773 mm Hg, UV index up to 3.1.
Sunrise 10:52
Sunset 22:53
Sunset 22:53
Chart
Table
Type of temperature:
°C
°F| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | -4 °C | 0% | 0% | 64% | 764 mm Hg | WNW 291° 6 (7.33) m/s | 0 |
| 01:00 | Clear | -4 °C | 0% | 0% | 65% | 764 mm Hg | WNW 291° 5.69 (6.89) m/s | 0 |
| 02:00 | Clear | -5 °C | 0% | 0% | 67% | 765 mm Hg | WNW 284° 5.61 (6.75) m/s | 0 |
| 03:00 | Clear | -5 °C | 0% | 4% | 70% | 766 mm Hg | W 279° 5.5 (6.67) m/s | 0 |
| 04:00 | Clear | -5 °C | 0% | 7% | 71% | 767 mm Hg | W 278° 5.31 (6.42) m/s | 0 |
| 05:00 | Clear | -5 °C | 0% | 9% | 73% | 767 mm Hg | WNW 283° 4.89 (6.06) m/s | 0 |
| 06:00 | Clear | -5 °C | 0% | 6% | 71% | 768 mm Hg | WNW 289° 4.69 (5.75) m/s | 0 |
| 07:00 | Sunny | -4 °C | 0% | 5% | 70% | 769 mm Hg | WNW 294° 4.61 (5.75) m/s | 0 |
| 08:00 |  Sunny | -4 °C | 0% | 4% | 69% | 770 mm Hg | WNW 284° 4.69 (5.67) m/s | 0.3 |
| 09:00 | Sunny | -3 °C | 0% | 18% | 61% | 770 mm Hg | WNW 282° 5.11 (5.86) m/s | 0.9 |
| 10:00 | Sunny | -2 °C | 0% | 25% | 57% | 771 mm Hg | W 281° 4.89 (5.64) m/s | 1.7 |
| 11:00 |  Partly cloudy | -1 °C | 0% | 32% | 53% | 772 mm Hg | W 280° 4.39 (5.06) m/s | 2.4 |
| 12:00 | Partly cloudy | -1 °C | 0% | 38% | 50% | 771 mm Hg | WNW 285° 3.81 (4.36) m/s | 3.1 |
| 13:00 | Partly cloudy | 0 °C | 0% | 41% | 49% | 771 mm Hg | WNW 299° 3.19 (3.67) m/s | 2.9 |
| 14:00 | Partly cloudy | 1 °C | 0% | 45% | 47% | 771 mm Hg | WNW 303° 2.39 (2.75) m/s | 2.5 |
| 15:00 | Partly cloudy | 1 °C | 0% | 28% | 48% | 771 mm Hg | WNW 296° 1.69 (1.97) m/s | 1.8 |
| 16:00 | Partly cloudy | 2 °C | 0% | 19% | 48% | 771 mm Hg | WSW 258° 1 (1.14) m/s | 1.2 |
| 17:00 | Sunny | 1 °C | 0% | 11% | 48% | 770 mm Hg | SW 222° 1.19 (1.47) m/s | 0.5 |
| 18:00 | Sunny | 1 °C | 0% | 5% | 59% | 771 mm Hg | SSE 164° 1.89 (2.56) m/s | 0.1 |
| 19:00 | Clear | 0 °C | 0% | 3% | 65% | 772 mm Hg | SE 136° 3.69 (5.58) m/s | 0 |
| 20:00 | Clear | 0 °C | 0% | 0% | 70% | 772 mm Hg | SSE 165° 3.39 (4.86) m/s | 0 |
| 21:00 | Clear | -1 °C | 0% | 6% | 74% | 773 mm Hg | S 188° 3.5 (4.86) m/s | 0 |
| 22:00 | Clear | -1 °C | 0% | 8% | 75% | 773 mm Hg | S 191° 3.39 (4.69) m/s | 0 |
| 23:00 |  Partly cloudy | -2 °C | 0% | 48% | 50% | 773 mm Hg | S 189° 3 (4.19) m/s | 0 |