Waltham Weather
13°
Overcast
Waltham, Massachusetts, United States
Feels like 13° · Local time 19:45
4° cooler than this time yesterday
Hour by hour
Rain likely from 10 PM, easing by 5 AM.
Now
13°
💧14%
8 PM
13°
💧15%
9 PM
12°
💧43%
10 PM
12°
💧59%
11 PM
11°
💧36%
12 AM
11°
💧41%
1 AM
10°
💧44%
2 AM
10°
💧60%
3 AM
10°
💧75%
4 AM
9°
💧80%
5 AM
8°
💧41%
6 AM
8°
💧17%
7 AM
7°
💧3%
8 AM
8°
💧2%
9 AM
9°
💧2%
10 AM
10°
💧2%
11 AM
11°
💧2%
12 PM
11°
💧2%
1 PM
11°
💧2%
2 PM
11°
💧1%
3 PM
10°
💧1%
4 PM
9°
💧1%
5 PM
8°
💧1%
6 PM
7°
💧1%
Rain radar
Loading radar…
Waltham 16-day weather forecast
Today
Rain · 💧77%
11°17°
Sunday, Nov 8
Rain · 💧80%
6°11°
Monday, Nov 9
Overcast · 💧14%
4°11°
Tuesday, Nov 10
Overcast · 💧1%
7°14°
Wednesday, Nov 11
Overcast · 💧0%
7°14°
Thursday, Nov 12
Overcast · 💧33%
4°10°
Friday, Nov 13
Snow · 💧46%
4°8°
Saturday, Nov 14
Rain · 💧31%
8°10°
Sunday, Nov 15
Fog · 💧13%
4°8°
Monday, Nov 16
Light drizzle · 💧2%
2°7°
Tuesday, Nov 17
Clear sky · 💧1%
2°7°
Wednesday, Nov 18
Clear sky · 💧3%
1°9°
Thursday, Nov 19
Overcast · 💧10%
3°11°
Friday, Nov 20
Overcast · 💧6%
5°15°
Saturday, Nov 21
Overcast · 💧14%
8°17°
Sunday, Nov 22
Showers · 💧26%
11°15°
Today's details
- Feels like
- 13°
- Humidity
- 95%
- Dew point
- 12°
- Wind
- 5 km/h NE
- Gusts
- 10 km/h
- Pressure
- 1005 hPa · steady
- UV index now
- 0 · max 0
- Visibility
- 12 km
- Sunrise / sunset
- 06:25 / 16:30
- Moon
- Waning Crescent · 6% lit
Hour-by-hour detail — next 48 hours
| Time | Temp | Rain | Amount | Humidity | Wind | |
|---|---|---|---|---|---|---|
| Now | 13° | 14% | 0.0 mm | 97% | 5 km/h | |
| 8 PM | 13° | 15% | 0.0 mm | 95% | 9 km/h | |
| 9 PM | 12° | 43% | 0.1 mm | 94% | 12 km/h | |
| 10 PM | 12° | 59% | 3.3 mm | 97% | 5 km/h | |
| 11 PM | 11° | 36% | 0.4 mm | 97% | 5 km/h | |
| 12 AM 11-08 | 11° | 41% | 0.2 mm | 96% | 10 km/h | |
| 1 AM 11-08 | 10° | 44% | 1.6 mm | 96% | 7 km/h | |
| 2 AM 11-08 | 10° | 60% | 2.1 mm | 96% | 7 km/h | |
| 3 AM 11-08 | 10° | 75% | 1.4 mm | 92% | 18 km/h | |
| 4 AM 11-08 | 9° | 80% | 2.6 mm | 91% | 18 km/h | |
| 5 AM 11-08 | 8° | 41% | 0.2 mm | 88% | 16 km/h | |
| 6 AM 11-08 | 8° | 17% | 0.0 mm | 84% | 15 km/h | |
| 7 AM 11-08 | 7° | 3% | 0.0 mm | 83% | 16 km/h | |
| 8 AM 11-08 | 8° | 2% | 0.0 mm | 81% | 20 km/h | |
| 9 AM 11-08 | 9° | 2% | 0.0 mm | 80% | 22 km/h | |
| 10 AM 11-08 | 10° | 2% | 0.0 mm | 79% | 20 km/h | |
| 11 AM 11-08 | 11° | 2% | 0.0 mm | 77% | 22 km/h | |
| 12 PM 11-08 | 11° | 2% | 0.0 mm | 75% | 22 km/h | |
| 1 PM 11-08 | 11° | 2% | 0.0 mm | 79% | 13 km/h | |
| 2 PM 11-08 | 11° | 1% | 0.0 mm | 79% | 13 km/h | |
| 3 PM 11-08 | 10° | 1% | 0.0 mm | 78% | 15 km/h | |
| 4 PM 11-08 | 9° | 1% | 0.0 mm | 81% | 10 km/h | |
| 5 PM 11-08 | 8° | 1% | 0.0 mm | 84% | 9 km/h | |
| 6 PM 11-08 | 7° | 1% | 0.0 mm | 87% | 8 km/h | |
| 7 PM 11-08 | 7° | 1% | 0.0 mm | 87% | 9 km/h | |
| 8 PM 11-08 | 7° | 1% | 0.0 mm | 85% | 9 km/h | |
| 9 PM 11-08 | 6° | 1% | 0.0 mm | 88% | 6 km/h | |
| 10 PM 11-08 | 6° | 2% | 0.0 mm | 88% | 6 km/h | |
| 11 PM 11-08 | 6° | 3% | 0.0 mm | 89% | 8 km/h | |
| 12 AM 11-09 | 6° | 4% | 0.0 mm | 88% | 7 km/h | |
| 1 AM 11-09 | 5° | 4% | 0.0 mm | 87% | 5 km/h | |
| 2 AM 11-09 | 5° | 4% | 0.0 mm | 87% | 4 km/h | |
| 3 AM 11-09 | 5° | 3% | 0.0 mm | 85% | 6 km/h | |
| 4 AM 11-09 | 4° | 3% | 0.0 mm | 84% | 6 km/h | |
| 5 AM 11-09 | 4° | 3% | 0.0 mm | 85% | 9 km/h | |
| 6 AM 11-09 | 4° | 4% | 0.0 mm | 85% | 7 km/h | |
| 7 AM 11-09 | 4° | 0% | 0.0 mm | 88% | 8 km/h | |
| 8 AM 11-09 | 7° | 14% | 0.0 mm | 85% | 12 km/h | |
| 9 AM 11-09 | 9° | 14% | 0.0 mm | 82% | 15 km/h | |
| 10 AM 11-09 | 9° | 14% | 0.0 mm | 80% | 13 km/h | |
| 11 AM 11-09 | 10° | 14% | 0.0 mm | 75% | 14 km/h | |
| 12 PM 11-09 | 11° | 14% | 0.0 mm | 71% | 17 km/h | |
| 1 PM 11-09 | 10° | 14% | 0.0 mm | 73% | 17 km/h | |
| 2 PM 11-09 | 10° | 4% | 0.0 mm | 67% | 17 km/h | |
| 3 PM 11-09 | 11° | 4% | 0.0 mm | 64% | 17 km/h | |
| 4 PM 11-09 | 10° | 4% | 0.0 mm | 66% | 17 km/h | |
| 5 PM 11-09 | 10° | 4% | 0.0 mm | 68% | 15 km/h | |
| 6 PM 11-09 | 9° | 4% | 0.0 mm | 68% | 15 km/h |
Air quality in Waltham
33
US AQI — Good
PM2.5 14.3 µg/m³ · PM10 14.3 µg/m³ · O₃ 1 µg/m³
Frequently asked questions
What is the weather in Waltham today?
Overcast, currently 13° (feels like 13°), with a high of 17° and a low of 11°. Rain likely from 10 PM, easing by 5 AM.
What is the air quality in Waltham?
The air quality in Waltham is good (US AQI 33). PM2.5 is 14.3 µg/m³ and PM10 is 14.3 µg/m³.