Chelmsford Weather

8:00 AM Tuesday Artboard
  • Today May 20 Scattered clouds 69° / 50° Calm 7 - 15 mph
  • Tomorrow May 21 Thunderstorm 60% 0.22 in 68° / 42° Calm 8 - 21 mph
  • Thursday May 22 Scattered clouds 56° / 39° Calm 10 - 22 mph
  • Friday May 23 Light rain 30% 0.012 in 62° / 47° Calm 10 - 22 mph
  • Saturday May 24 Light rain 80% 0.083 in 66° / 53° Calm 14 - 25 mph
  • Sunday May 25 Light rain 80% 0.063 in 65° / 48° Calm 16 - 34 mph
  • Monday May 26 Light rain 80% 0.13 in 63° / 47° Calm 12 - 32 mph

Weather Chelmsford today

, May 20

Weather Chelmsford tomorrow

, May 21
9 AM Sunny 57° Sunny
Feels Like 57°
Calm North 6 - 14 mph
UV Index 2 Low SPF: no
  • Rain Rain 0% 0 in
  • Humidity Humidity 72%
  • Dew Point Dew Point 48 °F
  • Clouds Clouds 3%
  • Feels Like Feels Like 57 °F
  • Visibility Visibility 22 mi
  • Wind Wind - Average 6 mph
  • Pressure Pressure 1022 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 14 mph
  • Snowline Snowline 6890 ft
10 AM Sunny 61° Sunny
Feels Like 61°
Calm North 6 - 14 mph
UV Index 3 Moderate SPF: 6-10
  • Rain Rain 0% 0 in
  • Humidity Humidity 60%
  • Dew Point Dew Point 47 °F
  • Clouds Clouds 0%
  • Feels Like Feels Like 61 °F
  • Visibility Visibility 25 mi
  • Wind Wind - Average 6 mph
  • Pressure Pressure 1022 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 14 mph
  • Snowline Snowline 6890 ft
11 AM Sunny 64° Sunny
Feels Like 64°
Calm Northeast 6 - 14 mph
UV Index 4 Moderate SPF: 6-10
  • Rain Rain 0% 0 in
  • Humidity Humidity 51%
  • Dew Point Dew Point 45 °F
  • Clouds Clouds 0%
  • Feels Like Feels Like 64 °F
  • Visibility Visibility 25 mi
  • Wind Wind - Average 6 mph
  • Pressure Pressure 1022 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 14 mph
  • Snowline Snowline 6890 ft
12 PM Sunny 66° Sunny
Feels Like 66°
Calm Northeast 5 - 14 mph
UV Index 5 Moderate SPF: 6-10
  • Rain Rain 0% 0 in
  • Humidity Humidity 46%
  • Dew Point Dew Point 44 °F
  • Clouds Clouds 2%
  • Feels Like Feels Like 66 °F
  • Visibility Visibility 25 mi
  • Wind Wind - Average 5 mph
  • Pressure Pressure 1021 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 14 mph
  • Snowline Snowline 6890 ft
1 PM Partly cloudy 68° Partly cloudy
Feels Like 68°
Calm Northeast 4 - 14 mph
UV Index 5 Moderate SPF: 6-10
  • Rain Rain 0% 0 in
  • Humidity Humidity 44%
  • Dew Point Dew Point 45 °F
  • Clouds Clouds 58%
  • Feels Like Feels Like 68 °F
  • Visibility Visibility 28 mi
  • Wind Wind - Average 4 mph
  • Pressure Pressure 1021 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 14 mph
  • Snowline Snowline 6562 ft
Partly cloudy 2 PM Partly cloudy 68° Partly cloudy
Feels Like 68°
Calm North 4 - 11 mph
UV Index 4 Moderate SPF: 6-10
Partly cloudy 2 PM Partly cloudy 68° Partly cloudy
Feels Like 68°
Calm North 4 - 11 mph
UV Index 4 Moderate SPF: 6-10
  • Rain Rain 0% 0 in
  • Humidity Humidity 42%
  • Dew Point Dew Point 44 °F
  • Clouds Clouds 78%
  • Feels Like Feels Like 68 °F
  • Visibility Visibility 31 mi
  • Wind Wind - Average 4 mph
  • Pressure Pressure 1021 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 11 mph
  • Snowline Snowline 6562 ft
3 PM Partly cloudy 68° Partly cloudy
Feels Like 68°
Calm North 2 - 11 mph
UV Index 3 Moderate SPF: 6-10
  • Rain Rain 0% 0 in
  • Humidity Humidity 40%
  • Dew Point Dew Point 43 °F
  • Clouds Clouds 96%
  • Feels Like Feels Like 68 °F
  • Visibility Visibility 31 mi
  • Wind Wind - Average 2 mph
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 11 mph
  • Snowline Snowline 6562 ft
4 PM Partly cloudy 67° Partly cloudy
Feels Like 67°
Calm East 2 - 11 mph
UV Index 2 Low SPF: no
  • Rain Rain 0% 0 in
  • Humidity Humidity 43%
  • Dew Point Dew Point 43 °F
  • Clouds Clouds 85%
  • Feels Like Feels Like 67 °F
  • Visibility Visibility 28 mi
  • Wind Wind - Average 2 mph
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 11 mph
  • Snowline Snowline 6562 ft
Partly cloudy 5 PM Partly cloudy 65° Partly cloudy
Feels Like 65°
Calm East 4 - 11 mph
UV Index 2 Low SPF: no
Partly cloudy 5 PM Partly cloudy 65° Partly cloudy
Feels Like 65°
Calm East 4 - 11 mph
UV Index 2 Low SPF: no
  • Rain Rain 0% 0 in
  • Humidity Humidity 48%
  • Dew Point Dew Point 45 °F
  • Clouds Clouds 67%
  • Feels Like Feels Like 65 °F
  • Visibility Visibility 28 mi
  • Wind Wind - Average 4 mph
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 11 mph
  • Snowline Snowline 6890 ft
6 PM Partly cloudy 64° Partly cloudy
Feels Like 64°
Calm Southeast 6 - 13 mph
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 in
  • Humidity Humidity 50%
  • Dew Point Dew Point 45 °F
  • Clouds Clouds 63%
  • Feels Like Feels Like 64 °F
  • Visibility Visibility 25 mi
  • Wind Wind - Average 6 mph
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 13 mph
  • Snowline Snowline 6890 ft
7 PM Partly cloudy 62° Partly cloudy
Feels Like 62°
Calm Southeast 6 - 14 mph
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 in
  • Humidity Humidity 53%
  • Dew Point Dew Point 44 °F
  • Clouds Clouds 76%
  • Feels Like Feels Like 62 °F
  • Visibility Visibility 25 mi
  • Wind Wind - Average 6 mph
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 14 mph
  • Snowline Snowline 6890 ft
Overcast 8 PM Overcast 59° Overcast
Feels Like 59°
Calm Southeast 4 - 12 mph
UV Index 0 Low SPF: no
Overcast 8 PM Overcast 59° Overcast
Feels Like 59°
Calm Southeast 4 - 12 mph
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 in
  • Humidity Humidity 56%
  • Dew Point Dew Point 43 °F
  • Clouds Clouds 96%
  • Feels Like Feels Like 59 °F
  • Visibility Visibility 25 mi
  • Wind Wind - Average 4 mph
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 12 mph
  • Snowline Snowline 6890 ft
9 PM Overcast 57° Overcast
Feels Like 57°
Calm Southeast 4 - 9 mph
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 in
  • Humidity Humidity 57%
  • Dew Point Dew Point 42 °F
  • Clouds Clouds 100%
  • Feels Like Feels Like 57 °F
  • Visibility Visibility 25 mi
  • Wind Wind - Average 4 mph
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 9 mph
  • Snowline Snowline 6890 ft
10 PM Partly cloudy 55° Partly cloudy
Feels Like 55°
Calm Southeast 4 - 12 mph
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 in
  • Humidity Humidity 63%
  • Dew Point Dew Point 43 °F
  • Clouds Clouds 94%
  • Feels Like Feels Like 55 °F
  • Visibility Visibility 22 mi
  • Wind Wind - Average 4 mph
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 12 mph
  • Snowline Snowline 6890 ft
Partly cloudy 11 PM Partly cloudy 54° Partly cloudy
Feels Like 54°
Calm Southeast 3 - 6 mph
UV Index 0 Low SPF: no
Partly cloudy 11 PM Partly cloudy 54° Overcast
Feels Like 54°
Calm Southeast 3 - 6 mph
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 in
  • Humidity Humidity 69%
  • Dew Point Dew Point 44 °F
  • Clouds Clouds 94%
  • Feels Like Feels Like 54 °F
  • Visibility Visibility 22 mi
  • Wind Wind - Average 3 mph
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 6 mph
  • Snowline Snowline 6890 ft
12 AM Overcast 53° Overcast
Feels Like 53°
Calm Southeast 3 - 6 mph
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 in
  • Humidity Humidity 72%
  • Dew Point Dew Point 44 °F
  • Clouds Clouds 98%
  • Feels Like Feels Like 53 °F
  • Visibility Visibility 22 mi
  • Wind Wind - Average 3 mph
  • Pressure Pressure 1019 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 6 mph
  • Snowline Snowline 6890 ft

Sunrise and Sunset

Sunrise 4:58 AM Sunset 8:52 PM
First light 4:15 AM Midday 12:54 PM Last light 9:35 PM
Day length 15h 54m

Remaining daylight 12h 14m

Lunar calendar

Mon Tue Wed Thu Fri Sat Sun
20
Last Quarter 		21
Last Quarter 		22
Last Quarter 		23
Last Quarter 		24
Last Quarter 		25
Last Quarter
26
New Moon 		27
New Moon 		28
New Moon 		29
First Quarter 		30
First Quarter 		31
First Quarter 		1
First Quarter
2
First Quarter

Pollen

Detail
Pollen
Very high Birch (335.06 #/m³)
  • Try to stay indoors most of the time.
  • Outdoors, use protected glasses and a mask.
  • When you arrive home, change your clothes and shoes, take a shower and wash your hair.
  • Avoid physical efforts.

Air quality in Chelmsford today

Detail
37
Fair O₃ (91 µg/m³)
  • Little health risk.
  • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

Weather graphs
Maximum Minimum Rainfall

Videos

More Videos
A massive hailstorm causes havoc in Toulouse, France! The storm brought heavy rain and strong winds to the area
A massive hailstorm causes havoc in Toulouse, France! The storm brought heavy rain and strong winds to the area
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