Galster House · Photo: Jon Roanhaus · CC BY-SA 3.0Port Hadlock-Irondale sits near the bottom of U.S. towns for July heat
January mornings start at about 36°. Its yearly precipitation falls short of 87% of U.S. towns. Warming shows here too: 1.2° more than in 1901–2000, led by January. Tender plants can go out after about March 1; in half of years the first frost comes by November 28.
A year in Port Hadlock-Irondale at a glance
Each month’s typical high and low, and what it brings.
What stands out about Port Hadlock-Irondale’s climate
Compared with towns across the U.S., with Port Hadlock-Irondale’s place in Washington beside it.
What a year in Port Hadlock-Irondale feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 274 frost-free days a year
In half of years the last 32° night comes by March 1 and the first by November 28. Frost and day counts come from NOAA’s station at Port Townsend, WA, 6 miles from the town’s center, at about the same height.
The 2023 USDA map puts Port Hadlock-Irondale’s center in zone 8b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 19°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
About 3 inches of snow a winter
Snow, measured at Coupeville 1 S, WA, falls mostly in December. Precipitation (rain plus melted snow) adds up to 25 inches a year; November is the wettest month and July the driest. Rain or snow falls on about 131 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Port Hadlock-Irondale
99% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through May.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Port Townsend, WA.
Living with Port Hadlock-Irondale’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
274 frost-free days in zone 8b. The last frost comes by Mar 1 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 28.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 15 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Port Hadlock-Irondale from natural hazards, earthquakes are the largest share (66%); heat waves, cold waves, winter storms and ice storms together are 4%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Port Hadlock-Irondale and similar climates
TownRatings has no climate map of the towns around Port Hadlock-Irondale yet.
Climates most like Port Hadlock-Irondale’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Port Hadlock-Irondale, WA | 36° | 71° | 25" | 2.5" |
| Soquel, CA | 42° | 71° | 27" | 0.0" |
| Makawao, HI | 53° | 75° | 23" | 0.0" |
| Hillsboro, OR | 35° | 81° | 38" | 5.2" |
| Nantucket, MA | 26° | 76° | 44" | 25" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Port Hadlock-Irondale averaged 1.2° warmer than the 1900s. The biggest change is in January (+2.6°).
A smaller shift than in 61% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Port Hadlock-Irondale compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Port Hadlock-Irondale’s place among Washington’s.
Port Hadlock-Irondale weather by month
Highs, lows and precipitation from NOAA’s grid at Port Hadlock-Irondale’s center; snow, wet days and snow on the ground from Coupeville 1 S, WA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 46° | 36° | 3.2" | 0.0" | 16 | 0 | 35° – 45° |
| February | 49° | 35° | 2.4" | 0.0" | 12 | 0 | 35° – 48° |
| March | 52° | 37° | 2.6" | 0.3" | 14 | 0 | 41° – 49° |
| April | 57° | 40° | 1.9" | 0.0" | 12 | 0 | 44° – 54° |
| May | 62° | 46° | 1.5" | 0.0" | 9 | 0 | 50° – 57° |
| June | 66° | 50° | 1.3" | 0.0" | 9 | 0 | 55° – 62° |
| July | 71° | 52° | 0.6" | 0.0" | 4 | 0 | 58° – 65° |
| August | 72° | 52° | 0.7" | 0.0" | 4 | 0 | 58° – 64° |
| September | 67° | 49° | 1.1" | 0.0" | 8 | 0 | 55° – 62° |
| October | 58° | 44° | 2.2" | 0.0" | 12 | 0 | 48° – 55° |
| November | 51° | 38° | 3.9" | 0.6" | 16 | 0 | 41° – 49° |
| December | 46° | 35° | 3.8" | 1.6" | 16 | 0 | 36° – 43° |
| Year | 58° | 43° | 25.2" | 2.5" | 131 | 0 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 35° to 48°. August is the most reliable, staying within 6°.
Where Port Hadlock-Irondale’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Port Hadlock-Irondale’s center.
- Snow: Coupeville 1 S, WA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Port Townsend, WA, 6 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Port Hadlock-Irondale’s climate
What is the weather like in Port Hadlock-Irondale?
A typical July afternoon reaches 71°, a January night drops to 36°, and about 3 inches of snow falls in a normal winter. Milder January nights than 81% of U.S. towns; cooler July afternoons than all but 93 U.S. towns.
How cold does it get in Port Hadlock-Irondale in winter?
December nights average 35°. About 14 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 36°.
How much snow does Port Hadlock-Irondale get?
About 2.5 inches in a normal winter at Coupeville 1 S, WA, most of it in December, with snow on the ground about 0 days a year.
How hot does it get in Port Hadlock-Irondale?
July, with a typical high of 71°. 90° days are rare: none in a normal year at Port Townsend, WA.
When is the first and last frost in Port Hadlock-Irondale?
In half of years the last spring frost (32°) comes by March 1 and the first fall frost by November 28, about 274 frost-free days, at Port Townsend, WA.
What growing zone is Port Hadlock-Irondale in?
Zone 8b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 19°.
What is the best time of year to visit Port Hadlock-Irondale?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Port Hadlock-Irondale getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 61% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Port Hadlock-Irondale.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.