Chelmsford, MA Weather

    21:00 Tuesday
    Overcast
    Overcast
    -6° Feels like -13°
    Moderate west wind West 22 - 46 km/h
    • Today 30 Dec. Partly cloudy -3° / -9° Strong west wind 32 - 72 km/h
    • Tomorrow 31 Dec. Snow with partly cloudy skies 30% 0.1 mm -2° / -8° Moderate west wind 22 - 49 km/h
    • Thursday 1 Jan. Snow with partly cloudy skies 80% 1.5 mm -2° / -14° Strong northwest wind 24 - 53 km/h
    • Friday 2 Jan. Scattered clouds -6° / -15° Moderate west wind 15 - 34 km/h
    • Saturday 3 Jan. Scattered clouds -3° / -11° Moderate west wind 18 - 44 km/h
    • Sunday 4 Jan. Snow with partly cloudy skies 50% 0.3 mm -3° / -10° Moderate north wind 11 - 20 km/h
    • Monday 5 Jan. Scattered clouds -6° / -17° Moderate northwest wind 12 - 24 km/h

    Weather Forecast for Chelmsford, MA Today

    , 30 December

    Tomorrow

    , 31 December
    17:00 Partly cloudy -7° Partly cloudy
    Feels Like -14°
    Strong west wind West 27 - 62 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 56%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 76%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -14 °C
    • Wind Wind - Average 27 km/h
    • Pressure Pressure 1000 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 62 km/h
    • Visibility Visibility 40 km
    18:00 Scattered clouds -7° Scattered clouds
    Feels Like -15°
    Strong west wind West 25 - 55 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 59%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 28%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -15 °C
    • Wind Wind - Average 25 km/h
    • Pressure Pressure 1000 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 55 km/h
    • Visibility Visibility 50 km
    19:00 Partly cloudy -7° Partly cloudy
    Feels Like -14°
    Strong west wind West 23 - 52 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 59%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 59%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -14 °C
    • Wind Wind - Average 23 km/h
    • Pressure Pressure 1001 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 52 km/h
    • Visibility Visibility 45 km
    20:00 Overcast -7° Overcast
    Feels Like -14°
    Moderate west wind West 21 - 47 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 60%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 98%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -14 °C
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1001 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 47 km/h
    • Visibility Visibility 30 km
    21:00 Overcast -7° Overcast
    Feels Like -13°
    Moderate west wind West 21 - 43 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 61%
    • Dew Point Dew Point -13 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -13 °C
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1002 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 43 km/h
    • Visibility Visibility 25 km
    22:00 Overcast -6° Overcast
    Feels Like -13°
    Moderate west wind West 22 - 46 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 61%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 97%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -13 °C
    • Wind Wind - Average 22 km/h
    • Pressure Pressure 1002 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 46 km/h
    • Visibility Visibility 30 km
    23:00 Scattered clouds -6° Scattered clouds
    Feels Like -13°
    Moderate west wind West 19 - 45 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 64%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 46%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -13 °C
    • Wind Wind - Average 19 km/h
    • Pressure Pressure 1002 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 45 km/h
    • Visibility Visibility 40 km
    24:00 Scattered clouds -7° Scattered clouds
    Feels Like -13°
    Moderate west wind West 18 - 41 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 68%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 36%
    • Snow depth Snow depth 0.79 in
    • Feels Like Feels Like -13 °C
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1002 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 41 km/h
    • Visibility Visibility 45 km

    Sunrise and Sunset

    Sunrise 07:15 Sunset 16:21
    First light 06:43 Midday 11:48 Last light 16:53
    Day length 9h 6m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    30 First Quarter
    31 First Quarter
    1 First Quarter
    2 Full Moon
    3 Full Moon
    4 Full Moon
    5 Last Quarter
    6 Last Quarter
    7 Last Quarter
    8 Last Quarter
    9 Last Quarter
    10 Last Quarter
    11 Last Quarter
    12 Last Quarter

    Air quality in Chelmsford today

    Detail
    34
    Fair O₃ (84 µg/m³)
    • Little health risk.
    • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

    Weather graphs
    Maximum Minimum Rainfall

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