Today | Weather | Friday, July 3, 2026

Active Weather Warnings

Weather in Haverhill, Massachusetts

12:41 AM

Now

79° F

Feels Like 79°

Precipitation 51 %

Wind 6 mph

Humidity 73 %

Today

Day 97°

Night 73°

Precipitation 55 %

Wind 9 mph

UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Haverhill Weather Forecast Updated

Last updated on July 02, 2026 at 11:23 PM

Air Quality in Haverhill

NOW

53 AQI

Moderate air quality Dominant pollutant: PM_2.5

Pollutant Concentrations:

PM_2.5 13.41 µg/m³

PM₁₀ 18.75 µg/m³

O₃ 0.037 ppm

NO₂ 3.2 ppb

SO₂ 0.4 ppb

CO 0.13 ppm

NH₃ 0.32 µg/m³

NO 0 µg/m³

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

NH₃ – Ammonia

NO – Nitric oxide

Health Recommendations:

Air quality is acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 13.41 µg/m³

PM₁₀ – 18.75 µg/m³

O₃ – 72.58 µg/m³

NO₂ – 5.93 µg/m³

SO₂ – 1.07 µg/m³

CO – 148.37 µg/m³

NH₃ – 0.32 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Haverhill

Severe Future Likely

Extreme Heat Watch

Extreme Heat Watch issued June 29 at 12:59PM EDT until July 4 at 8:00PM EDT by NWS Boston/Norton MA

Jul 1, 10:00 AM → Jul 4, 8:00 PM

WHAT: Dangerously hot conditions with heat index values up to 111
possible.

WHERE: Much of Southern New England except for Cape Cod, Martha's
Vineyard, Nantucket and Block Island.

WHEN: From Wednesday morning through Saturday evening.

IMPACTS: Heat related illnesses increase significantly during
extreme heat and high humidity events.

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Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Monitor the latest forecasts and warnings for updates.

Updated: Jun 30, 12:11 AM Source: NWS Alert

Severe Expected Likely

Extreme Heat Warning

Extreme Heat Warning issued July 2 at 2:29PM EDT until July 4 at 8:00PM EDT by NWS Boston/Norton MA

Jul 2, 2:29 PM → Jul 4, 8:00 PM

WHAT: Dangerously hot conditions with heat index values up to 112.

WHERE: Portions of northern Connecticut, majority of
Massachusetts, and Rhode Island.

WHEN: Until 8 PM EDT Saturday.

IMPACTS: Heat related illnesses increase significantly during
extreme heat and high humidity events.