What is today's weather forecast for Chatham, NH?

Today's forecast for Chatham shows a high of 59 degrees and a low of 35 degrees Fahrenheit. Rain showers before noon, then showers and thunderstorms likely.

What is the 7-day weather forecast for Chatham, NH?

The 7-day forecast for Chatham shows highs from 50 to 59 degrees and lows from 29 to 35 degrees Fahrenheit. Expect precipitation on 3 days with chances of 20% or higher.

Will it rain in Chatham, NH this week?

Yes, rain is possible in Chatham this week. Precipitation chances: Wednesday (75% chance), Thursday (27% chance), Friday (36% chance).

How accurate is the Chatham weather forecast?

WeatherForYou provides highly accurate Chatham forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Chatham, NH Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

45°F
Feels Like 45°F

Humidity 99% Dew Point 45°F Wind Calm 0 MPH Barometer 29.72 in.754.9 mm

Solar Rad 0 w/m2 UV Index 0

Report from a personal weather station 2.1 miles N of central Chatham
at 1:19 AM Wed, Oct 22, 2025

Current Conditions From Nearby Local Station

45°F
Feels Like 45°F

Humidity 99% Dew Point 45°F Wind Calm 0 MPH Barometer 29.72 in.754.9 mm

Solar Rad 0 w/m2 UV Index 0

Report from a personal weather station 2.1 miles N of central Chatham
at 1:19 AM Wed, Oct 22, 2025

Point Forecast at a Glance

WedOct 22

80%

59°

35°

ThuOct 23

30%

55°

33°

FriOct 24

40%

55°

33°

SatOct 25

51°

29°

SunOct 26

50°

30°

MonOct 27

52°

30°

TueOct 28

53°

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 50°F to 59°F. Some rain possible with at least 3 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 2°F below the historical average for October. Normal highs for this period are around 56°F with lows around 35°F.

This Date in Weather History

1965 - The temperature soared to 104 degrees at San Diego, CA. Southern California was in the midst of a late October heat wave that year. Los Angeles had ten consecutive days with afternoon highs reaching 100 degrees.

Chatham 7 Day Weather Forecast Details

Wednesday Oct 22

Day: Rain showers before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 59. East wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Night: A chance of rain showers before midnight. Partly cloudy, with a low around 35. Southwest wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.