Boston, MA Hourly Forecast
Boston temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 1 PM - around 83°
- Coolest hour: 5 AM - around 66°
- Highest rain chance: 2 AM (24%) - pack accordingly
- UV peak: 1 PM at index 6 - sun protection recommended
- Windiest: 5 PM at 11 mph
Boston hourly weather - Wednesday, August 26
In Boston, expect a high near 81°F (27°C) around 3 PM and a low of 71°F (21°C) near 11 PM; precipitation risk peaks at 17% around 10 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 2 PM | Sunny | 80° | 81° | 1% | 2 mph ENE | 46% | 6 | |
| 3 PM | Sunny | 81° | 81° | 2% | 4 mph E | 47% | 5 | |
| 4 PM | Cloudy | 79° | 79° | 7% | 8 mph ESE | 48% | 3 | |
| 5 PM | Overcast | 77° | 74° | 11% | 11 mph ESE | 53% | 1 | |
| 6 PM | Overcast | 74° | 72° | 14% | 8 mph SE | 62% | 0 | |
| 7 PM | Overcast | 73° | 74° | 15% | 6 mph SE | 66% | 0 | |
| 8 PM | Overcast | 73° | 72° | 15% | 8 mph S | 64% | 0 | |
| 9 PM | Overcast | 72° | 70° | 16% | 9 mph S | 66% | 0 | |
| 10 PM | Overcast | 72° | 70° | 17% | 8 mph SSW | 67% | 0 | |
| 11 PM | Partly Cloudy | 71° | 69° | 9% | 8 mph SSW | 69% | 0 |
Boston hourly weather - Thursday, August 27
In Boston, expect a high near 83°F (28°C) around 1 PM and a low of 66°F (19°C) near 5 AM; precipitation risk peaks at 25% around 10 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Overcast | 68° | 67° | 21% | 8 mph SSW | 75% | 0 | |
| 1 AM | Overcast | 67° | 66° | 23% | 7 mph SW | 78% | 0 | |
| 2 AM | Overcast | 66° | 66° | 24% | 6 mph SW | 80% | 0 | |
| 3 AM | Overcast | 66° | 65° | 23% | 6 mph SW | 79% | 0 | |
| 4 AM | Overcast | 66° | 66° | 24% | 6 mph SW | 80% | 0 | |
| 5 AM | Overcast | 66° | 65° | 24% | 6 mph SSW | 80% | 0 | |
| 6 AM | Overcast | 66° | 66° | 24% | 6 mph SSW | 80% | 0 | |
| 7 AM | Overcast | 67° | 67° | 23% | 6 mph SSW | 80% | 0 | |
| 8 AM | Cloudy | 69° | 69° | 17% | 7 mph SSW | 75% | 1 | |
| 9 AM | Overcast | 74° | 73° | 14% | 8 mph SSW | 66% | 1 | |
| 10 AM | Cloudy | 77° | 76° | 11% | 9 mph SSW | 58% | 3 | |
| 11 AM | Overcast | 80° | 80° | 12% | 9 mph SSW | 52% | 5 | |
| 12 PM | Overcast | 82° | 82° | 11% | 10 mph SSW | 47% | 6 | |
| 1 PM | Overcast | 83° | 83° | 9% | 11 mph SSW | 44% | 6 | |
| 2 PM | Cloudy | 82° | 82° | 6% | 13 mph SSW | 45% | 6 | |
| 3 PM | Overcast | 83° | 83° | 10% | 14 mph SSW | 44% | 3 | |
| 4 PM | Overcast | 82° | 82° | 11% | 14 mph S | 47% | 1 | |
| 5 PM | Overcast | 80° | 81° | 13% | 13 mph S | 55% | 1 | |
| 6 PM | Partly Cloudy | 78° | 76° | 8% | 13 mph S | 63% | 0 | |
| 7 PM | Overcast | 75° | 74° | 18% | 12 mph SSW | 70% | 0 | |
| 8 PM | Overcast | 74° | 73° | 21% | 11 mph S | 76% | 0 | |
| 9 PM | Overcast | 73° | 73° | 23% | 12 mph SSW | 80% | 0 | |
| 10 PM | Overcast | 73° | 73° | 25% | 11 mph SSW | 83% | 0 | |
| 11 PM | Cloudy | 73° | 74° | 21% | 10 mph SSW | 83% | 0 |
Boston hourly weather - Friday, August 28
In Boston, expect a high near 84°F (29°C) around 2 PM and a low of 69°F (20°C) near 3 AM; precipitation risk peaks at 72% around 10 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Cloudy | 72° | 74° | 21% | 8 mph SSW | 84% | 0 | |
| 1 AM | Overcast | 71° | 73° | 26% | 7 mph SSW | 85% | 0 | |
| 2 AM | Overcast | 71° | 73° | 28% | 7 mph S | 88% | 0 | |
| 3 AM | Light rain shower | 69° | 71° | 56% | 8 mph SSW | 96% | 0 | |
| 4 AM | Light rain shower | 69° | 72° | 61% | 7 mph S | 97% | 0 | |
| 5 AM | Light rain shower | 69° | 73° | 55% | 6 mph S | 98% | 0 | |
| 6 AM | Fog | 69° | 72° | 42% | 7 mph S | 98% | 0 | |
| 7 AM | Fog | 70° | 73° | 42% | 6 mph S | 97% | 0 | |
| 8 AM | Mist | 70° | 75° | 41% | 5 mph S | 97% | 1 | |
| 9 AM | Mist | 71° | 75° | 39% | 5 mph S | 97% | 5 | |
| 10 AM | Light rain shower | 75° | 78° | 72% | 8 mph SSW | 86% | 5 | |
| 11 AM | Light rain shower | 78° | 80° | 51% | 8 mph SW | 72% | 6 | |
| 12 PM | Thundery outbreaks in nearby | 78° | 81° | 19% | 6 mph SW | 78% | 6 | |
| 1 PM | Light rain shower | 83° | 85° | 40% | 5 mph SSW | 56% | 6 | |
| 2 PM | Light rain shower | 84° | 86° | 26% | 4 mph SW | 51% | 6 | |
| 3 PM | Light rain shower | 81° | 83° | 52% | 2 mph W | 58% | 6 | |
| 4 PM | Light rain shower | 76° | 80° | 51% | 7 mph WSW | 84% | 5 | |
| 5 PM | Overcast | 78° | 81° | 19% | 7 mph WSW | 72% | 6 | |
| 6 PM | Light rain shower | 76° | 81° | 41% | 4 mph WSW | 78% | 5 | |
| 7 PM | Patchy rain nearby | 74° | 78° | 27% | 4 mph WSW | 85% | 5 | |
| 8 PM | Patchy rain nearby | 72° | 76° | 30% | 5 mph WSW | 90% | 0 | |
| 9 PM | Overcast | 72° | 75° | 30% | 6 mph WSW | 91% | 0 | |
| 10 PM | Overcast | 71° | 74° | 28% | 6 mph W | 88% | 0 | |
| 11 PM | Overcast | 70° | 72° | 27% | 5 mph W | 86% | 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 66°F (19°C) around 5 AM up to 83°F (28°C) near 1 PM - right in line with the typical August high of 82°F (28°C).
A stray shower can't be ruled out - Rain chances top out at 24% around 2 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.