Boston, MA Hourly Forecast
Boston temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 4 PM - around 77°
- Coolest hour: 3 AM - around 54°
- Highest rain chance: 8 AM (25%) - pack accordingly
- UV peak: 1 PM at index 6 - sun protection recommended
- Windiest: 10 AM at 8 mph
Boston hourly weather - Tuesday, September 15
In Boston, expect a high near 58°F (14°C) around 8 PM and a low of 56°F (13°C) near 11 PM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 8 PM | Clear | 58° | 54° | 8% | 6 mph SE | 75% | 0 | |
| 9 PM | Clear | 57° | 54° | 8% | 6 mph SSE | 76% | 0 | |
| 10 PM | Clear | 56° | 53° | 9% | 5 mph S | 79% | 0 | |
| 11 PM | Clear | 56° | 53° | 9% | 5 mph S | 79% | 0 |
Boston hourly weather - Wednesday, September 16
In Boston, expect a high near 77°F (25°C) around 4 PM and a low of 54°F (12°C) near 3 AM; precipitation risk peaks at 25% around 8 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 55° | 52° | 9% | 6 mph S | 79% | 0 | |
| 1 AM | Clear | 55° | 52° | 9% | 5 mph SSW | 79% | 0 | |
| 2 AM | Clear | 55° | 52° | 11% | 5 mph SW | 81% | 0 | |
| 3 AM | Partly Cloudy | 54° | 52° | 17% | 5 mph SW | 84% | 0 | |
| 4 AM | Clear | 55° | 53° | 11% | 5 mph SW | 84% | 0 | |
| 5 AM | Clear | 55° | 53° | 13% | 5 mph SW | 88% | 0 | |
| 6 AM | Partly Cloudy | 55° | 53° | 19% | 5 mph SW | 90% | 0 | |
| 7 AM | Cloudy | 56° | 54° | 24% | 6 mph SW | 87% | 0 | |
| 8 AM | Overcast | 58° | 55° | 25% | 6 mph SSW | 82% | 0 | |
| 9 AM | Partly Cloudy | 59° | 56° | 15% | 7 mph SSW | 80% | 1 | |
| 10 AM | Sunny | 64° | 60° | 6% | 8 mph SW | 68% | 3 | |
| 11 AM | Sunny | 69° | 66° | 3% | 8 mph SW | 58% | 5 | |
| 12 PM | Sunny | 73° | 69° | 3% | 8 mph SW | 52% | 6 | |
| 1 PM | Overcast | 75° | 72° | 11% | 8 mph SW | 48% | 6 | |
| 2 PM | Overcast | 76° | 73° | 11% | 8 mph SW | 47% | 5 | |
| 3 PM | Overcast | 77° | 74° | 11% | 8 mph SW | 48% | 4 | |
| 4 PM | Sunny | 77° | 74° | 2% | 8 mph SW | 49% | 2 | |
| 5 PM | Sunny | 77° | 75° | 2% | 7 mph SW | 53% | 1 | |
| 6 PM | Sunny | 74° | 74° | 4% | 7 mph SSW | 61% | 0 | |
| 7 PM | Clear | 70° | 69° | 6% | 8 mph S | 71% | 0 | |
| 8 PM | Clear | 68° | 67° | 8% | 8 mph SSW | 76% | 0 | |
| 9 PM | Cloudy | 67° | 65° | 18% | 8 mph SW | 78% | 0 | |
| 10 PM | Partly Cloudy | 66° | 64° | 11% | 8 mph SW | 77% | 0 | |
| 11 PM | Overcast | 65° | 64° | 22% | 7 mph SW | 77% | 0 |
Boston hourly weather - Thursday, September 17
In Boston, expect a high near 76°F (24°C) around 1 PM and a low of 63°F (17°C) near 6 AM; precipitation risk peaks at 45% around 7 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 65° | 64° | 10% | 7 mph SW | 78% | 0 | |
| 1 AM | Partly Cloudy | 64° | 64° | 13% | 6 mph SW | 80% | 0 | |
| 2 AM | Clear | 64° | 64° | 10% | 5 mph WSW | 82% | 0 | |
| 3 AM | Clear | 64° | 65° | 11% | 3 mph W | 84% | 0 | |
| 4 AM | Clear | 64° | 66° | 11% | 3 mph NW | 85% | 0 | |
| 5 AM | Clear | 64° | 66° | 12% | 2 mph NNW | 87% | 0 | |
| 6 AM | Clear | 63° | 66° | 13% | 0 mph NNE | 89% | 0 | |
| 7 AM | Sunny | 63° | 66° | 13% | 1 mph W | 89% | 0 | |
| 8 AM | Sunny | 66° | 68° | 11% | 2 mph WNW | 82% | 0 | |
| 9 AM | Sunny | 69° | 71° | 8% | 2 mph NW | 76% | 2 | |
| 10 AM | Cloudy | 72° | 75° | 14% | 1 mph NNW | 70% | 3 | |
| 11 AM | Cloudy | 74° | 78° | 11% | 1 mph S | 65% | 5 | |
| 12 PM | Overcast | 75° | 78° | 15% | 2 mph NW | 63% | 4 | |
| 1 PM | Overcast | 76° | 78° | 15% | 3 mph N | 63% | 4 | |
| 2 PM | Overcast | 69° | 70° | 21% | 6 mph NE | 75% | 3 | |
| 3 PM | Cloudy | 69° | 70° | 19% | 5 mph E | 77% | 1 | |
| 4 PM | Patchy rain nearby | 70° | 72° | 21% | 4 mph ENE | 75% | 1 | |
| 5 PM | Patchy rain nearby | 70° | 71° | 31% | 5 mph E | 77% | 0 | |
| 6 PM | Overcast | 68° | 70° | 24% | 5 mph E | 81% | 0 | |
| 7 PM | Light drizzle | 68° | 71° | 45% | 3 mph SE | 84% | 0 | |
| 8 PM | Patchy rain nearby | 68° | 71° | 34% | 4 mph SSE | 88% | 0 | |
| 9 PM | Patchy rain nearby | 68° | 70° | 30% | 5 mph S | 92% | 0 | |
| 10 PM | Cloudy | 67° | 69° | 27% | 6 mph SSW | 93% | 0 | |
| 11 PM | Patchy rain nearby | 68° | 69° | 32% | 6 mph SSW | 91% | 0 |
Quick answers for the hours ahead
What is the warmest hour in Boston today?
Will it rain in Boston tonight?
When is the UV index highest in Boston today?
Boston hour-by-hour: what to expect
Over the next 24 hours in Boston, temperatures range from 54°F (12°C) around 3 AM up to 77°F (25°C) near 4 PM - about 3°F (2°C) above the typical September high of 74°F (23°C).
A stray shower can't be ruled out - Rain chances top out at 25% around 8 AM. UV reaches 6 (1 PM) - sun protection recommended through midday.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Boston 14-day forecast or the monthly climate averages.