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Waltham VT Weather - Partly Cloudy - 72°F
Partly Cloudy
72°F
Updated 7:54 pm
Feels Like 67°F
Humidity 78%
Wind SSW 12 mph
Barometer  29.75 in
Dew Point 65°F
Waltham VT Weather - Partly Cloudy - 22°C
Partly Cloudy
22°C
Updated 7:54 pm
Feels Like 19°C
Humidity 78%
Wind SSW 19 km/h
Barometer  100.7 kPa
Dew Point 18°C
Waltham, VT Weather and Current Conditionswaltham vt weather forecast

Waltham, VT Weather Forecast

Waltham Vermont WeatherWaltham, Vermont Weather Weather Forecast
14 day API forecast for Waltham, Vermont. Note. The 7-day weather forecast for Waltham, VT is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.
Waltham, VT Weather Forecast Dated: 754 PM Sun Sep 13 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and a stable pattern will dominate.

Sunday, September 13, 2026

Mid-Morning
Waltham Weather - 2026-09-13 - Morning - Light Showers
62°F 17°C
Light Showers
Mid-Afternoon
Waltham Weather - 2026-09-13 - Afternoon - Overcast
73°F 23°C
Overcast
Early-Evening
Waltham Weather - 2026-09-13 - Evening - Scattered Showers
69°F 21°C
Scattered Showers
Pleasant near 73°F 23°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds out of the S at 12 mph 19 km/h.

Monday, September 14, 2026

Mid-Morning
Waltham Weather - 2026-09-14 - Morning - Scattered Showers
58°F 15°C
Scattered Showers
Mid-Afternoon
Waltham Weather - 2026-09-14 - Afternoon - Sunny
66°F 19°C
Sunny
Early-Evening
Waltham Weather - 2026-09-14 - Evening - Sunny
59°F 15°C
Sunny
Mildly cool near 66°F 19°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds blowing from the N at 14 mph 23 km/h.

Tuesday, September 15, 2026

Mid-Morning
Waltham Weather - 2026-09-15 - Morning - Overcast
52°F 11°C
Overcast
Mid-Afternoon
Waltham Weather - 2026-09-15 - Afternoon - Cloudy
71°F 22°C
Cloudy
Early-Evening
Waltham Weather - 2026-09-15 - Evening - Overcast
63°F 18°C
Overcast
Enjoyable around 71°F 22°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds S at 14 mph 22 km/h. Gusts up to 23 mph 37 km/h.

Wednesday, September 16, 2026

Mid-Morning
Waltham Weather - 2026-09-16 - Morning - Partly Cloudy
58°F 14°C
Partly Cloudy
Mid-Afternoon
Waltham Weather - 2026-09-16 - Afternoon - Partly Cloudy
75°F 24°C
Partly Cloudy
Early-Evening
Waltham Weather - 2026-09-16 - Evening - Overcast
69°F 21°C
Overcast
Mild temperatures up to 75°F 24°C, cloudy in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds swinging from the S to the NNE at 4 mph 6 km/h.

Thursday, September 17, 2026

Mid-Morning
Waltham Weather - 2026-09-17 - Morning - Light Showers
59°F 15°C
Light Showers
Mid-Afternoon
Waltham Weather - 2026-09-17 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Waltham Weather - 2026-09-17 - Evening - Sunny
63°F 17°C
Sunny
Mild with a high of 70°F 21°C, scattered morning showers before drying out later, with lower humidity and steady pressure.

Friday, September 18, 2026

Mid-Morning
Waltham Weather - 2026-09-18 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Waltham Weather - 2026-09-18 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
Waltham Weather - 2026-09-18 - Evening - Sunny
62°F 17°C
Sunny
Pleasant near 71°F 22°C, sunny throughout the day, with steady humidity and steady pressure.

Saturday, September 19, 2026

Mid-Morning
Waltham Weather - 2026-09-19 - Morning - Overcast
58°F 14°C
Overcast
Mid-Afternoon
Waltham Weather - 2026-09-19 - Afternoon - Overcast
69°F 21°C
Overcast
Early-Evening
Waltham Weather - 2026-09-19 - Evening - Overcast
65°F 19°C
Overcast
Comfortable with temperatures reaching 69°F 21°C, overcast throughout the day, with steady humidity and barometric pressure falling.

Sunday, September 20, 2026

Mid-Morning
Waltham Weather - 2026-09-20 - Morning - Scattered Showers
57°F 14°C
Scattered Showers
Mid-Afternoon
Waltham Weather - 2026-09-20 - Afternoon - Light Showers
63°F 17°C
Light Showers
Early-Evening
Waltham Weather - 2026-09-20 - Evening - Scattered Showers
56°F 13°C
Scattered Showers
Cool with a high near 63°F 17°C, scattered downpours possible, with steady humidity and barometric pressure rising. Winds shifting from the ESE to the SW at 14 mph 23 km/h. Gusts up to 25 mph 40 km/h.

Monday, September 21, 2026

Mid-Morning
Waltham Weather - 2026-09-21 - Morning - Overcast
48°F 9°C
Overcast
Mid-Afternoon
Waltham Weather - 2026-09-21 - Afternoon - Overcast
56°F 13°C
Overcast
Early-Evening
Waltham Weather - 2026-09-21 - Evening - Overcast
50°F 11°C
Overcast
Brisk around 56°F 13°C, overcast throughout the day, with lower humidity and steady pressure. Winds turning from the N to the NE at 6 mph 9 km/h.

Tuesday, September 22, 2026

Mid-Morning
Waltham Weather - 2026-09-22 - Morning - Light Showers
49°F 10°C
Light Showers
Mid-Afternoon
Waltham Weather - 2026-09-22 - Afternoon - Scattered Showers
50°F 10°C
Scattered Showers
Early-Evening
Waltham Weather - 2026-09-22 - Evening - Light Fog
49°F 10°C
Light Fog
Cool and brisk at 50°F 10°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure.

Wednesday, September 23, 2026

Mid-Morning
Waltham Weather - 2026-09-23 - Morning - Light Showers
47°F 9°C
Light Showers
Mid-Afternoon
Waltham Weather - 2026-09-23 - Afternoon - Light Showers
48°F 9°C
Light Showers
Early-Evening
Waltham Weather - 2026-09-23 - Evening - Light Showers
48°F 9°C
Light Showers
Chilly near 48°F 9°C, persistent showers off and on through the day, with steady humidity and barometric pressure falling.

Thursday, September 24, 2026

Mid-Morning
Waltham Weather - 2026-09-24 - Morning - Cloudy
50°F 10°C
Cloudy
Mid-Afternoon
Waltham Weather - 2026-09-24 - Afternoon - Partly Cloudy
60°F 15°C
Partly Cloudy
Early-Evening
Waltham Weather - 2026-09-24 - Evening - Scattered Showers
56°F 14°C
Scattered Showers
Cool with a high near 60°F 15°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds out of the N at 10 mph 15 km/h.

Friday, September 25, 2026

Mid-Morning
Waltham Weather - 2026-09-25 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
Waltham Weather - 2026-09-25 - Afternoon - Sunny
64°F 18°C
Sunny
Early-Evening
Waltham Weather - 2026-09-25 - Evening - Sunny
57°F 14°C
Sunny
Refreshing around 64°F 18°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the ESE to the N at 7 mph 10 km/h.

Saturday, September 26, 2026

Mid-Morning
Waltham Weather - 2026-09-26 - Morning - Sunny
52°F 11°C
Sunny
Mid-Afternoon
Waltham Weather - 2026-09-26 - Afternoon - Sunny
61°F 16°C
Sunny
Early-Evening
Waltham Weather - 2026-09-26 - Evening - Sunny
54°F 12°C
Sunny
Mildly cool near 61°F 16°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the N to the WSW at 5 mph 8 km/h.

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Weather by the Numbers

Sun, 13th
Waltham VT Weather - Sunday, Sep 13, 2026 - Patchy Rain Nearby
Hi: 75°F 24°C
Lo: 61°F 16°C
Sunrise 06:30 AM
Sunset 07:07 PM
Wind S 13 mph21 km/h
Dew Point 63°F17°C
uv Index 3
Barometric Pressure 29.88 in1012 mb
POP 30% *
Humidity 89%
Mon, 14th
Waltham VT Weather - Monday, Sep 14, 2026 - Patchy Rain Nearby
Hi: 66°F 19°C
Lo: 51°F 11°C
Sunrise 06:31 AM
Sunset 07:05 PM
Wind NNW 15 mph23 km/h
Dew Point 43°F6°C
uv Index 5
Barometric Pressure 30.09 in1019 mb
POP 10% *
Humidity 47%
Tue, 15th
Waltham VT Weather - Tuesday, Sep 15, 2026 - Overcast
Hi: 71°F 22°C
Lo: 44°F 7°C
Sunrise 06:32 AM
Sunset 07:03 PM
Wind S 10 mph17 km/h
Dew Point 43°F6°C
uv Index 5
Barometric Pressure 30.36 in1028 mb
POP 12% *
Humidity 49%
Wed, 16th
Waltham VT Weather - Wednesday, Sep 16, 2026 - Overcast
Hi: 76°F 24°C
Lo: 56°F 13°C
Sunrise 06:33 AM
Sunset 07:01 PM
Wind S 8 mph13 km/h
Dew Point 53°F12°C
uv Index 4
Barometric Pressure 30.3 in1026 mb
POP 14% *
Humidity 59%
Thu, 17th
Waltham VT Weather - Thursday, Sep 17, 2026 - Light Rain Shower
Hi: 70°F 21°C
Lo: 56°F 13°C
Sunrise 06:34 AM
Sunset 07:00 PM
Wind NNW 4 mph6 km/h
Dew Point 56°F13°C
uv Index 4
Barometric Pressure 30.27 in1025 mb
POP 58% *
Humidity 78%
Fri, 18th
Waltham VT Weather - Friday, Sep 18, 2026 - Sunny
Hi: 71°F 22°C
Lo: 52°F 11°C
Sunrise 06:35 AM
Sunset 06:58 PM
Wind WSW 5 mph8 km/h
Dew Point 49°F10°C
uv Index 6
Barometric Pressure 30.24 in1024 mb
POP 2% *
Humidity 51%
Sat, 19th
Waltham VT Weather - Saturday, Sep 19, 2026 - Overcast
Hi: 69°F 21°C
Lo: 52°F 11°C
Sunrise 06:37 AM
Sunset 06:56 PM
Wind S 8 mph12 km/h
Dew Point 48°F9°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 12% *
Humidity 52%
Sun, 20th
Waltham VT Weather - Sunday, Sep 20, 2026 - Patchy Rain Nearby
Hi: 64°F 18°C
Lo: 51°F 11°C
Sunrise 06:38 AM
Sunset 06:54 PM
Wind N 12 mph19 km/h
Dew Point 56°F13°C
uv Index 4
Barometric Pressure 29.77 in1008 mb
POP 37% *
Humidity 89%
Mon, 21st
Waltham VT Weather - Monday, Sep 21, 2026 - Cloudy
Hi: 56°F 13°C
Lo: 46°F 8°C
Sunrise 06:39 AM
Sunset 06:52 PM
Wind N 13 mph20 km/h
Dew Point 36°F2°C
uv Index 3
Barometric Pressure 30.3 in1026 mb
POP 12% *
Humidity 51%
Tue, 22nd
Waltham VT Weather - Tuesday, Sep 22, 2026 - Patchy Rain Nearby
Hi: 51°F 11°C
Lo: 47°F 8°C
Sunrise 06:40 AM
Sunset 06:50 PM
Wind S 8 mph13 km/h
Dew Point 44°F7°C
uv Index 2
Barometric Pressure 30.36 in1028 mb
POP 39% *
Humidity 81%
Wed, 23rd
Waltham VT Weather - Wednesday, Sep 23, 2026 - Light Rain Shower
Hi: 48°F 9°C
Lo: 47°F 8°C
Sunrise 06:41 AM
Sunset 06:48 PM
Wind W 2 mph4 km/h
Dew Point 47°F8°C
uv Index 2
Barometric Pressure 30.03 in1017 mb
POP 60% *
Humidity 96%
Thu, 24th
Waltham VT Weather - Thursday, Sep 24, 2026 - Partly Cloudy
Hi: 60°F 16°C
Lo: 47°F 9°C
Sunrise 06:42 AM
Sunset 06:46 PM
Wind N 6 mph10 km/h
Dew Point 49°F10°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 16% *
Humidity 82%
Fri, 25th
Waltham VT Weather - Friday, Sep 25, 2026 - Sunny
Hi: 64°F 18°C
Lo: 50°F 10°C
Sunrise 06:44 AM
Sunset 06:45 PM
Wind N 11 mph18 km/h
Dew Point 49°F10°C
uv Index 5
Barometric Pressure 30.12 in1020 mb
POP 5% *
Humidity 66%
Sat, 26th
Waltham VT Weather - Saturday, Sep 26, 2026 - Sunny
Hi: 62°F 16°C
Lo: 48°F 9°C
Sunrise 06:45 AM
Sunset 06:43 PM
Wind N 11 mph17 km/h
Dew Point 42°F5°C
uv Index 4
Barometric Pressure 30.27 in1025 mb
POP 2% *
Humidity 53%
* POP = Probability of Precipitation. Data for 12:00 PM.