Weather in Del City, Oklahoma
Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →
- TodayMay 16Overcast27%87°72°
- SundayMay 17Thunderstorm—87°70°
- MondayMay 18Thunderstorm27%90°75°
- TuesdayMay 19Showers57%77°56°
- WednesdayMay 20Drizzle57%69°55°
- ThursdayMay 21Light Drizzle47%76°61°
- FridayMay 22Light Drizzle39%82°60°
- PM 2.5
- 5.5 μg/m³
- PM 10
- 7.4 μg/m³
- NO₂
- 2.8 μg/m³
- Ozone
- 93.0 μg/m³
- UV Index
- 0.0 Low
When the dew is on the grass, rain will never come to pass.
- Moonrise
- 11:37 AM
- Moonset
- 1:55 AM
- In sign
- ♊︎ Gemini
Roses open on the Piedmont edge
Del City at a glance
- Today vs. normal: 76°F — typical for the season
- Last frost: March 20 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Peak growing season
As of May 17, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | — |
| May | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | — | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | — | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | fall brassicas, garlic (overwinter), carrots | — |
| December | — | — |
A year in weather
Del City's warmest month is July (~82°F mean) and its coldest is January (~38°F). Rainfall peaks in May (5.3 inches) and bottoms out in January (1.3 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 38° | 1.3″ | 2 |
| February | 42° | 1.4″ | 3 |
| March | 51° | 2.5″ | 5 |
| April | 59° | 3.6″ | 5 |
| May | 68° | 5.3″ | 7 |
| June | 77° | 4.5″ | 6 |
| July | 82° | 3.6″ | 4 |
| August | 81° | 3.6″ | 5 |
| September | 73° | 3.7″ | 5 |
| October | 61° | 3.3″ | 5 |
| November | 49° | 1.7″ | 3 |
| December | 40° | 1.8″ | 3 |
Regional context
Del City sits within a humid subtropical climate region — a cohort that shares similar temperature ranges, seasonal patterns, and growing conditions across nearby cities.
Similar climates: Oklahoma City, OK, Tulsa, OK, Norman, OK, Broken Arrow, OK, Edmond, OK.
Frequently asked
- When does it freeze in Del City?
- Del City's last spring frost typically falls around mid-March, and the first fall frost arrives around mid-December.
- What is the rainy season in Del City?
- May is the wettest month with about 5.3 inches of rain on average; the city receives roughly 36 inches annually.
- What is the warmest month in Del City?
- July is typically warmest, averaging about 82°F.
- What is the coldest month in Del City?
- January is typically coldest, averaging about 38°F.
- When can I start a vegetable garden in Del City?
- Cool-season crops (peas, lettuce) can be sown around the last spring frost (mid-March); warm-season crops (tomatoes, peppers) wait until 1–2 weeks after.
- How many rainy days does Del City get?
- Del City averages about 53 rainy days per year.
- What hardiness zone is Del City?
- Del City's USDA hardiness zone is determined by its lowest average winter temperature; check the USDA's online lookup with the city ZIP for the current zone designation.
Climate
Del City, Oklahoma sits in a humid subtropical climate zone. January means hover near 38°F while July averages 82°F — a 44°F seasonal swing.
Across the year, Del City receives about 36 inches of precipitation spread over roughly 53 rainy days.
The rhythm of the year is set by latitude (35.4°N), proximity to large water bodies, and elevation — all of which shape what grows here, when frost is likely, and what the weather story looks like day to day.