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Air Quality Alert AIR QUALITY ALERT - Norfolk County
IMPERIAL | METRIC
Updated: Jul-18-2026 @ 8:00pm   (0 sec ago)
Temperature Current Conditions Current Forecast / Storm Prediction
Currently Outside: Colder 1.2°F than last hour.

66.6°F

---
High Today
80.2°F
11:37 AM 		Low Today
56.7°F
3:09 AM
Yest High
83.2°F
3:56 PM 		Yest Low
56.7°F
5:44 AM
Station High*
96.2°F
2012 		Station Low*
55.8°F
2014
* Today's Station Records Since 2/2009
overcast - haze overcast - haze

Wind from E Wind:  E
3.3
Gusting to:
 2.7 mph
Current Rain Rain:
0.31 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-1.7 of 100
Tonight

Tonight: Smoke then Slight Chance Showers And Thunderstorms
Smoke then Slight Chance Showers And T-Storms
Sunday

Sunday: Sunny
Sunny
Sunday
Night
Sunday Night: Clear
Clear
Lo 65°F Hi 80°F Lo 57°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 30.6°F since last hour. 66.3°F
Last Hour: Increased 30.6°F since last hour. 30.6°F
High&nbsp4:38 PM: 68.8°F
Low 3:09 AM: 55.9°F
Record High: 82.8°F on
Aug-9-2024
Record Low: -18.6°F on
Feb-4-2016
Wetbulb: 66.4°F
Today: 0.31 in
Rate (/hr): 0.024 in
Yesterday: 0.00 in
Last 7 Days: 0.00 in
Jul Rain: 3.11 in
Jul to Date
  Avg:10 		2.73 in
Jul to Date
  Diff from Avg:10 		Over 0.38 in for the month 0.38 in
Jul Avg: 4.40 in
Diff from Avg: Under 1.29 in for the month 1.29 in
Season:1 18.38 in
YTD
  Avg:11 		25.78 in
YTD
  Diff from Avg:11 		Under 7.4 in for the year 7.40 in
72 rain days in 2026
7 days in July
0 days since last rain
Southern New England
Storm Totals
Storm Reports
Current: E  3.3 mph
1Hr Average: 3.7 mph
Wind Run: 34.44 miles
Wind Gust
Current: 2.7 mph
Today: 21.9 mph 4:27 PM
Month: 28.2 mph Jul-2
Year: 46.9 mph Mar-14
Record Gust: 55.0 mph
Feb-25-2019
Sunlight:
14 h 54 m 1 s
of Sunlight Yesterday
14 h 52 m 26 s
of Sunlight Today Which is
1 min 35 sec shorter than
yesterday
 (Noon ?>) graph (Midnight

Waxing Crescent
Waxing Crescent, 4 days, 14 hours, 17 minutes in cycle
24%
Illuminated
Humidity Barometer
Current: No Change 99%
Last Hour: No Change 0%
High 4:55 PM: 99%
Low 10:03 AM: 62%
Record High: 100%
Jul-12-2017
Record Low: 0%
May-24-2024
Current: Falling 0.025 inHg/hr 29.671 inHg
Last Hour: Falling
High 12:02 AM: 29.991
Low 7:58 PM: 29.671
Record High: 33.091 inHg
Aug-15-2019
Record Low: 25.567 inHg
Dec-16-2023
Cooling Degree Days Snow3 Heat Index Air
Today: 0.8
Jul: 174.9
2026 to Date: 178
Heating Degree Days
2026 to Date: 3595.8
Today: 0.00 in
Yesterday: 0.00 in
Jul Snow: No Change 0.00 in
Jul Avg: 0.00 in
Diff from Avg: 0.00 in
Season Total:2 58.30 in
Snow Depth: 0.00 in
0 snow days in July
15 snow days in 2026.
Average 1st Snow:
0
Current: 66.7°F
High 11:37am: 82.8°F
Yesterday: 82.1°F
Record: 116.8°F
Jul-6-2023
Quality
Index6:
166

Unhealthy


Density:
1.19 kg/m3
UV Summary/Forecast Solar Summary
Jul-18

8.2 		Jul-19

7.0 		Jul-20

7.6
Sunrise is at: 5:24
Solar Noon: val_s
Sunset is at: 20:16
Almanac Get Your Weather Banner Station All Time Records Cloud Level
Currently: Evening
YTD Avg Temp: 51.1°F
Sunrise: 5:24
Sunset: 20:16
Moonrise: 11:27
Moonset: 22:41
Full Moon: Jul-29-2026
New Moon: 20:25 UTC
Aug-12-2026
Current Weather Conditions in Medfield, MA
SouthernNewEngland
Storm Total
Storm Reports
HIGHS: LOWS:
103.3°F
Jul-22-2011 		-13.2°F
Feb-24-2015
Daytime Records
  96.1°F°F
Jul-06-2010 		  1.9°F°F
Jan-21-2019
Nitetime Records
  82.6°F°F
Jul-03-2026 		  -6.2°F°F
Feb-04-2023
ICN:7 | S3C2:1 | Ajax 3.xx
ISS:Ok |
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow manually measured.   6 Air Quality Index is updated hourly between the hours of 6AM and Midnight.   10 Historical average only to day 18 of just the month of July for this station since 2010.   11 Historical average rain this season to day 18 of July for this station since 2010.
 NWS Weather Forecast  -   Outlook Tonight & Sunday
Tonight

Tonight: Smoke then Slight Chance Showers And Thunderstorms
Smoke then Slight Chance Showers And T-Storms

Lo 65°F 		NWS forecast: Smoke and a chance of showers and thunderstorms before 9pm, then smoke and showers and thunderstorms likely between 9pm and midnight, then a slight chance of showers and thunderstorms between midnight and 2am. Mostly cloudy, with a low around 65. Southwest wind 7 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
 Sunday

Sunday: Sunny
Sunny

Hi 80°F 		NWS forecast: Sunny, with a high near 80. Northwest wind around 9 mph.
 NWS Short Term Weather Forecast
Sunday
Night
Sunday Night: Clear
Clear
Monday

Monday: Sunny
Sunny
Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy
Tuesday

Tuesday: Partly Sunny then Chance Showers And Thunderstorms
Partly Sunny then Chance Showers And T-Storms
Tuesday
Night
Tuesday Night: Showers And Thunderstorms
Showers And T-Storms
Wednesday

Wednesday: Rain Showers
Rain Showers
Wednesday
Night
Wednesday Night: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Lo 57°F Hi 82°F Lo 61°F Hi 82°F Lo 65°F Hi 80°F Lo 62°F
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