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Now · 12:22 PM

Belmont Weather & Hourly Forecast

United States · New Hampshire · 03220

Sunny
77°F
Sunny
Feels like: 77°F
💧 Humidity 64% 🌡 Pressure 29.80 inHg 💨 Wind 10 mph 👁 Visibility 6.2 mi Clouds 0% ☀️ UV index 6.2 · High 🌅 Sunrise 6:13 AM 🌇 Sunset 7:17 PM

Hourly Forecast for Belmont

Today
Sunny · 1:00 PM Sunny
77° 💧 None 💨 10 mph H 64%29.80 inHg
Mostly cloudy · 4:00 PM Mostly cloudy
79° 💧 None 💨 8 mph H 59%29.80 inHg
Mostly cloudy · 7:00 PM Mostly cloudy
72° 💧 None 💨 5 mph H 66%29.77 inHg
Clear night · 10:00 PM Clear night
68° 💧 None 💨 4 mph H 77%29.80 inHg
Tomorrow
Clear night · 1:00 AM Clear night
62° 💧 None 💨 4 mph H 95%29.80 inHg
Clear night · 4:00 AM Clear night
58° 💧 None 💨 4 mph H 98%29.80 inHg
Sunny · 7:00 AM Sunny
58° 💧 None 💨 3 mph H 95%29.83 inHg
Mostly cloudy · 10:00 AM Mostly cloudy
69° 💧 0.01 in 💨 5 mph H 74%29.85 inHg
Light rain · 1:00 PM Light rain
69° 💧 0.04 in 💨 4 mph H 90%29.85 inHg
Overcast · 4:00 PM Overcast
69° 💧 0.00 in 💨 3 mph H 91%29.85 inHg
Overcast · 7:00 PM Overcast
64° 💧 None 💨 3 mph H 93%29.91 inHg
Overcast night · 10:00 PM Overcast night
64° 💧 None 💨 3 mph H 95%29.94 inHg
Sunday
Light rain · 1:00 AM Light rain
64° 💧 0.07 in 💨 3 mph H 98%29.94 inHg
Light rain · 4:00 AM Light rain
55° 💧 0.08 in 💨 3 mph H 99%29.97 inHg
Light rain · 7:00 AM Light rain
54° 💧 0.04 in 💨 3 mph H 98%30.00 inHg
Light rain · 10:00 AM Light rain
62° 💧 0.02 in 💨 5 mph H 85%30.00 inHg

In Belmont and, more broadly, across the state of New Hampshire: The rest of the day will be mostly sunny with only a few clouds in the sky. Temperatures will range from a mild 64 degrees to a warm 76 degrees. Winds will be moderate from the northwest at speeds up to 10 mph, with gusts reaching 21 mph. No precipitation is expected, making for a pleasant afternoon. Overall, weather conditions will be stable and comfortable, ideal for outdoor activities. Temperatures may cool slightly into the evening, but conditions are expected to remain dry.

15-Day Weather Outlook for Belmont

TomorrowTomorrow Light rain Light rain 70°/57° 💧 0.05 in 💨 5 mph
Sunday, Sep 6Sun Sep 6 Moderate rain Moderate rain 74°/52° 💧 0.21 in 💨 12 mph
Monday, Sep 7Mon Sep 7 Sunny Sunny 76°/48° 💧 None 💨 10 mph
Tuesday, Sep 8Tue Sep 8 Overcast Overcast 79°/56° 💧 None 💨 8 mph
Wednesday, Sep 9Wed Sep 9 Moderate rain Moderate rain 65°/60° 💧 0.28 in 💨 6 mph
Thursday, Sep 10Thu Sep 10 Light rain Light rain 69°/52° 💧 0.03 in 💨 15 mph
Friday, Sep 11Fri Sep 11 Mostly cloudy Mostly cloudy 63°/43° 💧 None 💨 14 mph
Saturday, Sep 12Sat Sep 12 Sunny Sunny 68°/39° 💧 None 💨 6 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 67°/43° 💧 0.04 in 💨 9 mph
Monday, Sep 14Mon Sep 14 Moderate rain Moderate rain 61°/51° 💧 0.42 in 💨 14 mph
Tuesday, Sep 15Tue Sep 15 Sunny Sunny 62°/43° 💧 None 💨 11 mph
Wednesday, Sep 16Wed Sep 16 Overcast Overcast 66°/39° 💧 None 💨 7 mph
Thursday, Sep 17Thu Sep 17 Mostly sunny Mostly sunny 80°/57° 💧 None 💨 11 mph
Friday, Sep 18Fri Sep 18 Moderate rain Moderate rain 69°/54° 💧 0.88 in 💨 7 mph
Saturday, Sep 19Sat Sep 19 Light rain Light rain 66°/52° 💧 0.01 in 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Belmont

Vertical axis: °F · Color based on temperature
Sunny at 1:00 PM
77° Today 1:00 PM
Sunny at 2:00 PM
78° 2:00 PM
Mostly cloudy at 3:00 PM
79° 3:00 PM
Mostly cloudy at 4:00 PM
79° 4:00 PM
Overcast at 5:00 PM
78° Today 5:00 PM
Overcast at 6:00 PM
77° 6:00 PM
Mostly cloudy at 7:00 PM
72° 7:00 PM
Mostly cloudy night at 8:00 PM
69° 8:00 PM
Clear night at 9:00 PM
69° Today 9:00 PM
Clear night at 10:00 PM
68° 10:00 PM
Clear night at 11:00 PM
64° 11:00 PM
Clear night at 12:00 AM
63° 12:00 AM
Clear night at 1:00 AM
62° Tomorrow 1:00 AM
Clear night at 2:00 AM
61° 2:00 AM
Clear night at 3:00 AM
60° 3:00 AM
Clear night at 4:00 AM
58° 4:00 AM
Clear night at 5:00 AM
57° Tomorrow 5:00 AM
Clear night at 6:00 AM
57° 6:00 AM
Sunny at 7:00 AM
58° 7:00 AM
Mostly sunny at 8:00 AM
62° 8:00 AM
Mostly cloudy at 9:00 AM
66° Tomorrow 9:00 AM
Mostly cloudy at 10:00 AM
69° 10:00 AM
Overcast at 11:00 AM
68° 11:00 AM
Light rain at 12:00 PM
69° 12:00 PM
Light rain at 1:00 PM
69° Tomorrow 1:00 PM
Light rain at 2:00 PM
68° 2:00 PM
Overcast at 3:00 PM
70° 3:00 PM
Overcast at 4:00 PM
69° 4:00 PM
Overcast at 5:00 PM
67° Tomorrow 5:00 PM
Light rain at 6:00 PM
65° 6:00 PM
Overcast at 7:00 PM
64° 7:00 PM
Overcast night at 8:00 PM
64° 8:00 PM
Overcast night at 9:00 PM
64° Tomorrow 9:00 PM
Overcast night at 10:00 PM
64° 10:00 PM
Overcast night at 11:00 PM
64° 11:00 PM
Overcast night at 12:00 AM
64° 12:00 AM
Light rain at 1:00 AM
64° Sunday 1:00 AM
Light rain at 2:00 AM
61° 2:00 AM
Moderate rain at 3:00 AM
55° 3:00 AM
Light rain at 4:00 AM
55° 4:00 AM
Light rain at 5:00 AM
54° Sunday 5:00 AM
Moderate rain at 6:00 AM
54° 6:00 AM
Light rain at 7:00 AM
54° 7:00 AM
Overcast at 8:00 AM
56° 8:00 AM
Light rain at 9:00 AM
59° Sunday 9:00 AM
Light rain at 10:00 AM
62° 10:00 AM
Light rain at 11:00 AM
65° 11:00 AM
Partly cloudy at 12:00 PM
69° 12:00 PM
Partly cloudy at 1:00 PM
71° Sunday 1:00 PM
Partly cloudy at 2:00 PM
72° 2:00 PM
Partly cloudy at 3:00 PM
74° 3:00 PM
Mostly cloudy at 4:00 PM
73° 4:00 PM
Mostly cloudy at 5:00 PM
70° Sunday 5:00 PM
Mostly cloudy at 6:00 PM
68° 6:00 PM
Partly cloudy at 7:00 PM
63° 7:00 PM
Partly cloudy night at 8:00 PM
59° 8:00 PM
Overcast night at 9:00 PM
56° Sunday 9:00 PM
Partly cloudy night at 10:00 PM
54° 10:00 PM
Partly cloudy night at 11:00 PM
52° 11:00 PM
Partly cloudy night at 12:00 AM
51° 12:00 AM
Mostly clear night at 1:00 AM
50° Monday 1:00 AM
Mostly clear night at 2:00 AM
50° 2:00 AM
Clear night at 3:00 AM
50° 3:00 AM
Clear night at 4:00 AM
49° 4:00 AM
Clear night at 5:00 AM
49° Monday 5:00 AM
Clear night at 6:00 AM
48° 6:00 AM
Sunny at 7:00 AM
50° 7:00 AM
Sunny at 8:00 AM
56° 8:00 AM
Sunny at 9:00 AM
62° Monday 9:00 AM
Sunny at 10:00 AM
68° 10:00 AM
Sunny at 11:00 AM
71° 11:00 AM
Sunny at 12:00 PM
73° 12:00 PM
Sunny at 1:00 PM
75° Monday 1:00 PM
Sunny at 2:00 PM
76° 2:00 PM
Sunny at 3:00 PM
78° 3:00 PM
Sunny at 4:00 PM
77° 4:00 PM
Sunny at 5:00 PM
76° Monday 5:00 PM
Sunny at 6:00 PM
72° 6:00 PM
Sunny at 7:00 PM
65° 7:00 PM
Clear night at 8:00 PM
61° 8:00 PM
Mostly clear night at 9:00 PM
59° Monday 9:00 PM
Mostly clear night at 10:00 PM
57° 10:00 PM
Clear night at 11:00 PM
56° 11:00 PM
Partly cloudy night at 12:00 AM
56° 12:00 AM
Partly cloudy night at 1:00 AM
56° Tuesday 1:00 AM
Mostly cloudy night at 2:00 AM
56° 2:00 AM
Overcast night at 3:00 AM
56° 3:00 AM
Overcast night at 4:00 AM
56° 4:00 AM
Overcast night at 5:00 AM
56° Tuesday 5:00 AM
Overcast night at 6:00 AM
55° 6:00 AM
Overcast at 7:00 AM
58° 7:00 AM
Overcast at 8:00 AM
63° 8:00 AM
Overcast at 9:00 AM
67° Tuesday 9:00 AM
Overcast at 10:00 AM
69° 10:00 AM
Overcast at 11:00 AM
73° 11:00 AM
Overcast at 12:00 PM
76° 12:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Belmont

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 1:00 PM
PM2.5 Fine particles Good 4,3µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 4,4µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 68,4µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,0µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Belmont

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 6,2High 🙂Fair
Tomorrow UV 3,6Moderate 😊Good
Sunday UV 5,6Moderate 🙂Fair
Monday UV 6,0High 🙂Fair
Tuesday UV 6,0High 😊Good
Wednesday UV 4,0Moderate Unavailable
Thursday UV 4,0Moderate Unavailable
Hourly UV index today
1:00 PMUV 5,4 2:00 PMUV 2,7 3:00 PMUV 1,1 4:00 PMUV 0,5 5:00 PMUV 0,8 6:00 PMUV 0,2 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Belmont

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 1:00 PM 2:00 PM 3:00 PM 4:00 PM Today 5:00 PM 6:00 PM 7:00 PM 8:00 PM Today 9:00 PM 10:00 PM 11:00 PM 12:00 AM Tomorrow 1:00 AM 2:00 AM 3:00 AM 4:00 AM Tomorrow 5:00 AM 6:00 AM 7:00 AM 8:00 AM Tomorrow 9:00 AM 10:00 AM 11:00 AM 12:00 PM Tomorrow 1:00 PM 2:00 PM 3:00 PM 4:00 PM Tomorrow 5:00 PM 6:00 PM 7:00 PM 8:00 PM Tomorrow 9:00 PM 10:00 PM 11:00 PM 12:00 AM Sunday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Sunday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Sunday 9:00 AM 10:00 AM 11:00 AM 12:00 PM Sunday 1:00 PM 2:00 PM 3:00 PM 4:00 PM Sunday 5:00 PM 6:00 PM 7:00 PM 8:00 PM Sunday 9:00 PM 10:00 PM 11:00 PM 12:00 AM Monday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Monday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Monday 9:00 AM 10:00 AM 11:00 AM 12:00 PM Monday 1:00 PM 2:00 PM 3:00 PM 4:00 PM Monday 5:00 PM 6:00 PM 7:00 PM 8:00 PM Monday 9:00 PM 10:00 PM 11:00 PM 12:00 AM Tuesday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Tuesday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Tuesday 9:00 AM 10:00 AM 11:00 AM 12:00 PM
Sustained wind Max gusts
Internal PR simulation: 3.70 Population: 1,378

Forecast data for Belmont were last refreshed today at 12:22 PM. The current forecast period extends through 06/09/2026 at 10:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.