Frost Dates for Hoquiam, WA 98550
Last spring frost April 1 · First fall frost November 18 · 231 frost-free days · USDA Zone 8b
ZIP 98550 has about 12,300 people.
Long season: 231 frost-free days. Spring frost risk spans March 9–April 25 (47 days). Fall frost risk spans October 25–December 10 (46 days).
Frost probability for 98550
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | April 25 | April 1 | March 9 |
| Fall (first frost) | October 25 | November 18 | December 10 |
Dates come from NOAA 1971–2000 freeze probabilities at ABERDEEN (20.2 km away); the 50% date is the median year.
Which crops fit a 231-day season in Hoquiam
In Hoquiam (231 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
| Crop | Start indoors | Plant out / sow | Days you have | Verdict | Last sow date |
|---|---|---|---|---|---|
| Tomato | Feb 25 | Apr 15–Apr 22 | 189 | fits: 80 days to maturity, 189 available after Apr 15. | Jul 19 |
| Pepper | Feb 18 | Apr 15–Apr 22 | 189 | fits: 75 days to maturity, 189 available after Apr 15. | Jul 24 |
| Lettuce | Feb 4 | Mar 4–Mar 11 | 266 | two-plantings: Plant Mar 4 and again by Sep 27; both mature before Nov 25. | Sep 27 |
| Carrots | — | Mar 11–Mar 18 | 273 | fits: 70 days to maturity, 273 available after Mar 11. | Sep 16 |
| Cucumber | Mar 11 | Apr 15–Apr 22 | 203 | two-plantings: Plant Apr 15 and again by Aug 22; both mature before Nov 4. | Aug 22 |
| Beans | — | Apr 8–Apr 22 | 217 | two-plantings: Plant Apr 8 and again by Aug 29; both mature before Nov 11. | Aug 29 |
| Peas | — | Feb 4–Apr 15 | 294 | fits: 65 days to maturity, 294 available after Feb 4. | Sep 7 |
| Zucchini | Mar 18 | Apr 15–Apr 22 | 203 | two-plantings: Plant Apr 15 and again by Aug 27; both mature before Nov 4. | Aug 27 |
| Onion | Jan 7 | Mar 4–Mar 18 | 266 | fits: 100 days to maturity, 266 available after Mar 4. | — |
| Spinach | — | Feb 4–Mar 25 | 308 | two-plantings: Plant Feb 4 and again by Oct 16; both mature before Dec 9. | Oct 16 |
| Kale | Jan 21 | Mar 4–Mar 18 | 280 | two-plantings: Plant Mar 4 and again by Oct 1; both mature before Dec 9. | Oct 1 |
| Broccoli | Feb 4 | Mar 4–Mar 18 | 266 | fits: 80 days to maturity, 266 available after Mar 4. | Aug 23 |
| Cabbage | Feb 4 | Mar 4–Mar 18 | 280 | fits: 70 days to maturity, 280 available after Mar 4. | Sep 16 |
| Radish | — | Feb 4–Apr 29 | 294 | two-plantings: Plant Feb 4 and again by Oct 17; both mature before Nov 25. | Oct 17 |
| Beets | — | Feb 4–Apr 29 | 294 | two-plantings: Plant Feb 4 and again by Sep 17; both mature before Nov 25. | Sep 17 |
| Potatoes | — | Mar 18–Mar 25 | 252 | fits: 90 days to maturity, 252 available after Mar 18. | — |
| Garlic | — | Nov 18 | 336 | overwinter: Plant Nov 18 to Dec 9; harvest the following summer. | Dec 9 |
| Strawberry | — | Feb 25–Apr 22 | 287 | perennial: A perennial: plant Feb 25; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 4 | Apr 8–Apr 15 | 203 | fits: 75 days to maturity, 203 available after Apr 8. | Jul 31 |
| Pumpkin | Mar 18 | Apr 15–Apr 15 | 196 | fits: 100 days to maturity, 196 available after Apr 15. | Jul 6 |
| Cauliflower | Feb 18 | Mar 25–Apr 8 | 245 | fits: 75 days to maturity, 245 available after Mar 25. | Aug 28 |
| Swiss Chard | Feb 4 | Mar 18–Mar 18 | 252 | two-plantings: Plant Mar 18 and again by Sep 17; both mature before Nov 25. | Sep 17 |
| Arugula | — | Feb 4–Apr 29 | 308 | two-plantings: Plant Feb 4 and again by Oct 16; both mature before Dec 9. | Oct 16 |
| Brussel Sprouts | Feb 4 | Mar 4–Mar 18 | 280 | fits: 100 days to maturity, 280 available after Mar 4. | Aug 17 |
| Butternut Squash | Mar 18 | Apr 15–Apr 22 | 196 | fits: 100 days to maturity, 196 available after Apr 15. | Jul 6 |
| Eggplant | Feb 11 | Apr 15–Apr 22 | 189 | fits: 70 days to maturity, 189 available after Apr 15. | Jul 29 |
| Okra | Mar 4 | Apr 8–Apr 15 | 210 | two-plantings: Plant Apr 8 and again by Aug 27; both mature before Nov 4. | Aug 27 |
| Basil | Feb 25 | Apr 22–Apr 22 | 196 | two-plantings: Plant Apr 22 and again by Aug 22; both mature before Nov 4. | Aug 22 |
| Cilantro | — | Mar 4–Mar 25 | 266 | two-plantings: Plant Mar 4 and again by Sep 22; both mature before Nov 25. | Sep 22 |
| Parsley | Jan 21 | Apr 8–Apr 15 | 231 | fits: 70 days to maturity, 231 available after Apr 8. | Sep 2 |
| Celery | Jan 21 | Apr 8–Apr 22 | 231 | fits: 120 days to maturity, 231 available after Apr 8. | Jul 14 |
| Scallions | Jan 21 | Mar 4–Mar 18 | 280 | two-plantings: Plant Mar 4 and again by Sep 26; both mature before Dec 9. | Sep 26 |
| Turnip | — | Mar 4–Mar 18 | 280 | two-plantings: Plant Mar 4 and again by Oct 6; both mature before Dec 9. | Oct 6 |
| Kohlrabi | — | Feb 18–Mar 4 | 294 | two-plantings: Plant Feb 18 and again by Oct 1; both mature before Dec 9. | Oct 1 |
| Bok Choy | Mar 4 | Mar 25–Apr 1 | 245 | two-plantings: Plant Mar 25 and again by Sep 27; both mature before Nov 25. | Sep 27 |
| Collards | Jan 21 | Mar 4–Mar 18 | 280 | two-plantings: Plant Mar 4 and again by Sep 26; both mature before Dec 9. | Sep 26 |
| Cantaloupe | Mar 18 | Apr 15–Apr 22 | 189 | fits: 85 days to maturity, 189 available after Apr 15. | Jul 14 |
| Chives | Jan 7 | Apr 8–Apr 15 | 245 | fits: 90 days to maturity, 245 available after Apr 8. | — |
| Dill | — | Feb 4–Apr 29 | 294 | two-plantings: Plant Feb 4 and again by Sep 17; both mature before Nov 25. | Sep 17 |
| Oregano | Jan 21 | Apr 8–Apr 15 | 245 | fits: 80 days to maturity, 245 available after Apr 8. | — |
| Rosemary | Jan 7 | Apr 8–Apr 15 | 231 | fits: 80 days to maturity, 231 available after Apr 8. | — |
| Sage | Feb 4 | Apr 8–Apr 15 | 245 | fits: 75 days to maturity, 245 available after Apr 8. | — |
| Thyme | Jan 21 | Apr 8–Apr 15 | 245 | fits: 90 days to maturity, 245 available after Apr 8. | — |
| Calendula | Feb 18 | Mar 18–Apr 1 | 252 | two-plantings: Plant Mar 18 and again by Sep 22; both mature before Nov 25. | Sep 22 |
| Cosmos | Mar 4 | Apr 1–Apr 15 | 217 | two-plantings: Plant Apr 1 and again by Aug 22; both mature before Nov 4. | Aug 22 |
| Lavender | Jan 7 | Apr 1–Apr 15 | 252 | fits: 90 days to maturity, 252 available after Apr 1. | — |
| Marigolds | Feb 18 | Apr 1–Apr 8 | 217 | two-plantings: Plant Apr 1 and again by Sep 1; both mature before Nov 4. | Sep 1 |
| Melons | Mar 18 | Apr 15–Apr 22 | 189 | fits: 85 days to maturity, 189 available after Apr 15. | Jul 14 |
| Mint | — | Apr 1–Apr 15 | 252 | fits: 90 days to maturity, 252 available after Apr 1. | — |
| Nasturtiums | Mar 4 | Apr 1–Apr 8 | 217 | two-plantings: Plant Apr 1 and again by Aug 27; both mature before Nov 4. | Aug 27 |
| Pole Beans | — | Apr 8–Apr 22 | 210 | fits: 65 days to maturity, 210 available after Apr 8. | Aug 17 |
| Spaghetti Squash | Mar 18 | Apr 15–Apr 22 | 196 | fits: 90 days to maturity, 196 available after Apr 15. | Jul 16 |
| Sunflowers | — | Apr 1–Apr 15 | 217 | fits: 70 days to maturity, 217 available after Apr 1. | Aug 12 |
| Tomatillos | Feb 4 | Apr 8–Apr 15 | 196 | fits: 75 days to maturity, 196 available after Apr 8. | Jul 24 |
| Watermelon | Mar 18 | Apr 8–Apr 15 | 196 | fits: 80 days to maturity, 196 available after Apr 8. | Jul 19 |
| Yellow Squash | Mar 18 | Apr 15–Apr 22 | 203 | two-plantings: Plant Apr 15 and again by Aug 27; both mature before Nov 4. | Aug 27 |
| Zinnias | Mar 4 | Apr 1–Apr 15 | 217 | two-plantings: Plant Apr 1 and again by Aug 22; both mature before Nov 4. | Aug 22 |
Month by month in Hoquiam
| Month | What to do |
|---|---|
| January | Start indoors: Chives (Jan 7), Lavender (Jan 7), Onion (Jan 7), Rosemary (Jan 7), Celery (Jan 21), Collards (Jan 21), +5 more. |
| February | Start indoors: Broccoli (Feb 4), Brussel Sprouts (Feb 4), Cabbage (Feb 4), Lettuce (Feb 4), Sage (Feb 4), Swiss Chard (Feb 4), +8 more. Direct sow from: Arugula (Feb 4), Beets (Feb 4), Dill (Feb 4), Peas (Feb 4), Radish (Feb 4), Spinach (Feb 4), +1 more. Plant: Strawberry (Feb 25). |
| March | Start indoors: Bok Choy (Mar 4), Corn (Mar 4), Cosmos (Mar 4), Nasturtiums (Mar 4), Okra (Mar 4), Zinnias (Mar 4), +9 more. Direct sow from: Cilantro (Mar 4), Turnip (Mar 4), Carrots (Mar 11), Potatoes (Mar 18). Transplant from: Broccoli (Mar 4), Brussel Sprouts (Mar 4), Cabbage (Mar 4), Collards (Mar 4), Kale (Mar 4), Lettuce (Mar 4), +6 more. |
| April | Direct sow from: Sunflowers (Apr 1), Beans (Apr 8), Pole Beans (Apr 8). Transplant from: Cosmos (Apr 1), Lavender (Apr 1), Marigolds (Apr 1), Mint (Apr 1), Nasturtiums (Apr 1), Zinnias (Apr 1), +23 more. Last frost around April 1. |
| May | Frost has passed. Transplant tomatoes, peppers, and basil outdoors. Direct sow beans, cucumbers, squash, and zucchini. |
| June | Succession plant lettuce and greens. Keep beds weeded and watered consistently. |
| July | Last sowing dates: Butternut Squash (Jul 6), Pumpkin (Jul 6), Cantaloupe (Jul 14), Celery (Jul 14), Melons (Jul 14), Spaghetti Squash (Jul 16), +6 more. |
| August | Last sowing dates: Sunflowers (Aug 12), Brussel Sprouts (Aug 17), Pole Beans (Aug 17), Basil (Aug 22), Cosmos (Aug 22), Cucumber (Aug 22), +8 more. |
| September | Last sowing dates: Marigolds (Sep 1), Parsley (Sep 2), Peas (Sep 7), Cabbage (Sep 16), Carrots (Sep 16), Beets (Sep 17), +8 more. |
| October | Last sowing dates: Kale (Oct 1), Kohlrabi (Oct 1), Turnip (Oct 6), Arugula (Oct 16), Spinach (Oct 16), Radish (Oct 17). |
| November | Direct sow from: Garlic (Nov 18). First frost around November 18. |
| December | Last sowing dates: Garlic (Dec 9). |
Frequently Asked Questions
What is the last frost date for Hoquiam, WA (ZIP 98550)?
The median last spring frost date for Hoquiam, WA (ZIP code 98550) is around April 1. This is the 50th-percentile date — meaning half of all years see frost end before this date. Use the 10% and 90% dates to understand the full range of risk in your area. One year in ten frost ends before March 9; one in ten it runs past April 25.
What is the first fall frost date in Hoquiam, WA?
The median first fall frost date for Hoquiam, WA is around November 18. Plan to harvest or protect frost-sensitive crops like tomatoes and peppers at least a week before this date to avoid losses. The first frost arrives around October 25 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Hoquiam, WA?
The frost-free growing season in Hoquiam is about 231 days. This window — from your last spring frost to your first fall frost — is when warm-season vegetables thrive. Cold-hardy crops like kale, spinach, and peas can extend your season by weeks on either side. In Hoquiam (231 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
What USDA hardiness zone is Hoquiam, WA?
Hoquiam, WA is in USDA hardiness zone 8b (2023 USDA Plant Hardiness Zone Map). Zones come from the average coldest winter temperature, so they tell you which perennials survive the winter; the frost dates on this page tell you when to plant.
When should I start tomatoes indoors in Hoquiam, WA?
Start tomatoes indoors Feb 25 and plant out Apr 15 in Hoquiam. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Hoquiam?
Two: plant Mar 4 and again by Sep 27; both mature before Nov 25.
When do I plant garlic in Hoquiam?
Nov 18 to Dec 9; it overwinters and is ready the following summer.
Can I get two tomato crops in Hoquiam?
Yes: plant out Apr 15 for a summer crop, and set out a second round of transplants by Jul 19 for a fall crop.
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