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Now · 4:22 AM

East Merrimack Weather & Hourly Forecast

United States · New Hampshire · 03054

Clear night
48°F
Clear night
Feels like: 43°F
💧 Humidity 88% 🌡 Pressure 30.24 inHg 💨 Wind 6 mph 👁 Visibility 23.6 mi ☁ Clouds 5% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:35 AM 🌇 Sunset 6:39 PM

Hourly Forecast for East Merrimack

Today
Overcast night · 5:00 AM Overcast night
47° 💧 None 💨 6 mph H 88%30.24 inHg
Partly cloudy · 8:00 AM Partly cloudy
53° 💧 None 💨 7 mph H 76%30.27 inHg
Overcast · 11:00 AM Overcast
65° 💧 None 💨 11 mph H 52%30.21 inHg
Overcast · 2:00 PM Overcast
69° 💧 None 💨 12 mph H 43%30.15 inHg
Overcast · 5:00 PM Overcast
66° 💧 None 💨 8 mph H 52%30.12 inHg
Overcast night · 8:00 PM Overcast night
63° 💧 None 💨 9 mph H 57%30.09 inHg
Overcast night · 11:00 PM Overcast night
62° 💧 0.154 in 💨 8 mph H 60%30.06 inHg
Tomorrow
Light rain · 2:00 AM Light rain
55° 💧 0.171 in 💨 9 mph H 96%30.03 inHg
Overcast night · 5:00 AM Overcast night
55° 💧 None 💨 12 mph H 93%29.97 inHg
Overcast · 8:00 AM Overcast
56° 💧 0.008 in 💨 12 mph H 85%29.97 inHg
Overcast · 11:00 AM Overcast
61° 💧 0.036 in 💨 12 mph H 67%29.94 inHg
Light rain · 2:00 PM Light rain
58° 💧 0.120 in 💨 14 mph H 81%29.91 inHg
Light rain · 5:00 PM Light rain
58° 💧 0.153 in 💨 12 mph H 86%29.85 inHg
Moderate rain · 8:00 PM Moderate rain
56° 💧 0.150 in 💨 13 mph H 96%29.88 inHg
Light rain · 11:00 PM Light rain
55° 💧 0.038 in 💨 14 mph H 95%29.85 inHg
Sunday
Light rain · 2:00 AM Light rain
55° 💧 0.058 in 💨 17 mph H 97%29.83 inHg

In East Merrimack and, more broadly, across the state of New Hampshire: This morning, mostly cloudy skies will bring cool conditions with temperatures ranging from 46 to 63 degrees Fahrenheit. Light winds from the north, with speeds up to 8 mph and gusts reaching 19 mph, will add to the brisk feel of the morning. As the day progresses into the afternoon, the cloud cover will persist, but no rain is expected. Temperatures are expected to remain steady within the cooler range, providing a comfortable yet chilly atmosphere. Winds will continue to be light, maintaining a gentle breeze from the north. Overall, it will be a cool, cloudy day with no significant weather disturbances.

15-Day Weather Outlook for East Merrimack

TomorrowTomorrow Overcast Overcast 61°/54° 💧 None 💨 15 mph
Sunday, Sep 27Sun Sep 27 Overcast Overcast 58°/54° 💧 None 💨 17 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in East Merrimack

Vertical axis: °F · Color based on temperature
Overcast night at 5:00 AM
47° Today 5:00 AM
Partly cloudy night at 6:00 AM
48° 6:00 AM
Overcast at 7:00 AM
49° 7:00 AM
Partly cloudy at 8:00 AM
53° 8:00 AM
Mostly cloudy at 9:00 AM
59° Today 9:00 AM
Overcast at 10:00 AM
62° 10:00 AM
Overcast at 11:00 AM
65° 11:00 AM
Overcast at 12:00 PM
66° 12:00 PM
Mostly cloudy at 1:00 PM
68° Today 1:00 PM
Overcast at 2:00 PM
69° 2:00 PM
Overcast at 3:00 PM
69° 3:00 PM
Overcast at 4:00 PM
68° 4:00 PM
Overcast at 5:00 PM
66° Today 5:00 PM
Overcast at 6:00 PM
64° 6:00 PM
Overcast night at 7:00 PM
63° 7:00 PM
Overcast night at 8:00 PM
63° 8:00 PM
Overcast night at 9:00 PM
63° Today 9:00 PM
Overcast night at 10:00 PM
63° 10:00 PM
Overcast night at 11:00 PM
62° 11:00 PM
Light rain at 12:00 AM
56° 12:00 AM
Light rain at 1:00 AM
55° Tomorrow 1:00 AM
Light rain at 2:00 AM
55° 2:00 AM
Light rain at 3:00 AM
54° 3:00 AM
Light rain at 4:00 AM
54° 4:00 AM
Overcast night at 5:00 AM
55° Tomorrow 5:00 AM
Overcast night at 6:00 AM
55° 6:00 AM
Overcast at 7:00 AM
55° 7:00 AM
Overcast at 8:00 AM
56° 8:00 AM
Light rain at 9:00 AM
56° Tomorrow 9:00 AM
Mostly cloudy at 10:00 AM
58° 10:00 AM
Overcast at 11:00 AM
61° 11:00 AM
Light rain at 12:00 PM
61° 12:00 PM
Light rain at 1:00 PM
59° Tomorrow 1:00 PM
Light rain at 2:00 PM
58° 2:00 PM
Light rain at 3:00 PM
59° 3:00 PM
Light rain at 4:00 PM
60° 4:00 PM
Light rain at 5:00 PM
58° Tomorrow 5:00 PM
Light rain at 6:00 PM
57° 6:00 PM
Light rain at 7:00 PM
56° 7:00 PM
Moderate rain at 8:00 PM
56° 8:00 PM
Light rain at 9:00 PM
56° Tomorrow 9:00 PM
Light rain at 10:00 PM
56° 10:00 PM
Light rain at 11:00 PM
55° 11:00 PM
Light rain at 12:00 AM
55° 12:00 AM
Light rain at 1:00 AM
55° Sunday 1:00 AM
Light rain at 2:00 AM
55° 2:00 AM
Light 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
55° Sunday 5:00 AM
Light rain at 6:00 AM
54° 6:00 AM
Light rain at 7:00 AM
54° 7:00 AM
Light rain at 8:00 AM
54° 8:00 AM
Light rain at 9:00 AM
54° Sunday 9:00 AM
Light rain at 10:00 AM
54° 10:00 AM
Light rain at 11:00 AM
56° 11:00 AM
Light rain at 12:00 PM
57° 12:00 PM
Light rain at 1:00 PM
57° Sunday 1:00 PM
Light rain at 2:00 PM
58° 2:00 PM
Light rain at 3:00 PM
58° 3:00 PM
Overcast at 4:00 PM
58° 4:00 PM
Overcast at 5:00 PM
58° Sunday 5:00 PM
Light rain at 6:00 PM
57° 6:00 PM
Light rain at 7:00 PM
56° 7:00 PM
Light rain at 8:00 PM
55° 8:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for East Merrimack

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 5:00 AM
PM2.5 Fine particles Good 1,9µg/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 2,4µg/m³

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

O₃ Ozone Fair 67,3µg/m³

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

NO₂ Nitrogen dioxide Good 3,5µg/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 East Merrimack

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 3,6Moderate 🙂Fair
Tomorrow UV 1,6Low 🙂Fair
Sunday UV 1,5Low 🙂Fair
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,5 9:00 AMUV 1,4 10:00 AMUV 2,0 11:00 AMUV 2,4 12:00 PMUV 3,0 1:00 PMUV 3,3 2:00 PMUV 3,6 3:00 PMUV 2,7 4:00 PMUV 1,7 5:00 PMUV 0,8 6:00 PMUV 0,3
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

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 East Merrimack

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 5:00 AM 6:00 AM 7:00 AM 8:00 AM Today 9:00 AM 10:00 AM 11:00 AM 12:00 PM 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
Sustained wind Max gusts
NIGHT SKY · EAST MERRIMACK, NEW HAMPSHIRE

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

26/100Best-hour score
No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.
☁ Cloud cover 97% Real hourly forecast for the best viewing hour.
☾ Moonlight 98% Full Moon · Moon about 3° above the horizon at the best viewing hour.
☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 59° high at the best hour.
✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.
Chance ≥1 meteor in 30 minNot meaningful
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
ACTIVE NOW
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING
NOV 6–NOV 30
LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

Forecast data for East Merrimack were last refreshed today at 4:22 AM. The current forecast period extends through 27/09/2026 at 2:00 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.