What is today's weather forecast for Harstine, WA?

Today's forecast for Harstine shows a high of 45 degrees and a low of 43 degrees Fahrenheit. A 30 percent chance of rain.

What is the 7-day weather forecast for Harstine, WA?

The 7-day forecast for Harstine shows highs from 45 to 54 degrees and lows from 43 to 47 degrees Fahrenheit. Expect precipitation on 8 days with chances of 20% or higher.

Will it rain in Harstine, WA this week?

Yes, rain is possible in Harstine this week. Precipitation chances: Thursday (90% chance), Friday (90% chance), Saturday (90% chance), Sunday (100% chance), Monday (50% chance), Tuesday (50% chance), Wednesday (50% chance), Thursday (50% chance).

How accurate is the Harstine weather forecast?

WeatherForYou provides highly accurate Harstine 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.

Harstine, WA Weather Forecast and Current Conditions

WEATHER ALERTS - Hydrologic Outlook

Current Conditions From Nearby Local Station

Switch to Metric Units

45°F
Feels Like 45°F

Humidity 99% Dew Point 45°F Wind Calm Barometer 30.24 in.

Report from a MADIS/MESONET weather station 1.5 mi. NW of central Harstine
at 4:57 PM Thu, Dec 4, 2025

Point Forecast at a Glance

ThuDec 4

30%

FriDec 5

80%

SatDec 6

90%

SunDec 7

100%

MonDec 8

50%

TueDec 9

50%

WedDec 10

50%

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 45°F to 54°F. Unsettled weather expected with rain likely on at least 7 days.

Climate Context

This week's forecast shows temperatures running 5°F above the historical average for December. Normal highs for this period are around 46°F with lows around 35°F.

This Date in Weather History

1786 - The first of two great early December storms began. The storm produced 18 inches of snow at Morristown NJ, and twenty inches of snow at New Haven CT. It also resulted in high tides at Nantucket which did great damage.

Harstine, WA 7 Day Weather Forecast Details

Thursday Dec 4

Day: A 30 percent chance of rain. Cloudy, with a high near 45. South wind around 6 mph.

Night: Rain. Low around 43. South southwest wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

Friday Dec 5

Day: Rain, mainly before 3pm. High near 54. West southwest wind 10 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Night: Rain. Low around 46. Southwest wind 17 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

Saturday Dec 6

Day: Rain. High near 50. Southwest wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

Night: Rain. Low around 44. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday Dec 7

Day: Rain. High near 52. Chance of precipitation is 100%.

Night: Rain, mainly before 10pm. Mostly cloudy, with a low around 44.

Monday Dec 8

Day: Rain. Cloudy, with a high near 53.

Night: Rain. Cloudy, with a low around 47.

Tuesday Dec 9

Day: Rain. Cloudy, with a high near 52.

Night: Rain. Cloudy, with a low around 45.

Wednesday Dec 10

Day: Rain. Cloudy, with a high near 51.

Night: Rain. Mostly cloudy, with a low around 45.

Thursday Dec 11

Day: Rain likely. Cloudy, with a high near 50.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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