When to Plant Melons in Washougal, WA

One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to determine when you can plant melons by looking at the USDA zone info for Washougal.


Planting Calendar for Melons

Frost tolerance for melons: Not tolerant of frost.
When to plant: After all chance of frost has passed.

Melons do not do well in cold weather which tells us that you must wait until it warms up after the last frost before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant melons
Possibly ok, but a risky time to plant melons
Probably not a good time to plant melons

The earliest that you can plant melons in Washougal is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant melons and expect a good harvest is probably August. You probably don't want to wait any later than that or else your melons may not have a chance to really do well. If you are starting your melons indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on March 15 in Washougal. You can expect an average low temperature of 15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Washougal is an average and the actual date of last frost will vary from year to year. Half of the time in Washougal you get surprised by a frost after March 15 so just be sure to be ready to cover your melons in the event of one of those late frosts.

USDA Zone Info for Washougal

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)March 15
Average Date of First Frost (fall)November 15
Lowest Expected Low15°F
Highest Expected Low20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Washougal

You may be interested in your other planting guides for Washougal.