Menasha, Wisconsin Weather
Fireflies rise from the lawn. Day 78 of spring. Read this microseason across nine climate regions →
Menasha weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast——84°60°—
- FridayJun 5Light Rain57%0.17″75°64°-9°
- SaturdayJun 6Overcast15%—82°63°+7°
- SundayJun 7Overcast——77°58°-5°
- MondayJun 8Drizzle42%0.04″74°61°-3°
- TuesdayJun 9Foggy55%—81°63°+7°
- WednesdayJun 10Foggy18%—85°65°+4°
AQI 68 (Moderate), driven by Ozone. AQI flat over the last 6 hours (within ±4 points). Ozone at AQI 44. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 44. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 44
- UV peak
- 0.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 5
PM × Wind × Precip
PM2.5 at 4.6 µg/m³ (AQI 26) with a 0.85 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.85
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
The higher the clouds, the finer the weather.
- Moonrise
- 5:05 AM
- Moonset
- 2:50 PM
- In sign
- ♒︎ Aquarius
Fireflies rise from the lawn
Menasha at a glance
- Today vs. normal: 71°F — typical for the season
- Last frost: May 11 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 5, 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.
SPC Convective Outlook
Storm Prediction Center — Menasha
SPC has placed Menasha in the Marginal Risk category for severe thunderstorms tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWMRGLMarginal Risk
- DAY 3NONENo severe risk
Isolated severe storms possible. Limited threat for hail or damaging wind.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | — | — |
| May | lettuce, peas, spinach, radishes | lettuce, peas, radishes |
| June | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | tomatoes, peppers, beans, squash, fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | — | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
Menasha's warmest month is July (~71°F mean) and its coldest is January (~18°F). Rainfall peaks in June (4.7 inches) and bottoms out in February (1.1 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 18° | 1.4″ | 4 |
| February | 20° | 1.1″ | 4 |
| March | 31° | 1.9″ | 5 |
| April | 44° | 3.2″ | 7 |
| May | 57° | 3.6″ | 8 |
| June | 67° | 4.7″ | 8 |
| July | 71° | 3.8″ | 7 |
| August | 70° | 3.6″ | 7 |
| September | 61° | 3.2″ | 6 |
| October | 49° | 2.8″ | 6 |
| November | 36° | 2.1″ | 5 |
| December | 24° | 1.8″ | 5 |
Regional context
Menasha sits within a warm-summer humid continental climate region — a cohort that shares similar temperature ranges, seasonal patterns, and growing conditions across nearby cities.
Similar climates: Milwaukee, WI, Madison, WI, Appleton, WI, Green Bay, WI, Racine, WI.
Frequently asked
- When does it freeze in Menasha?
- Menasha's last spring frost typically falls around mid-May, and the first fall frost arrives around mid-October.
- What is the rainy season in Menasha?
- June is the wettest month with about 4.7 inches of rain on average; the city receives roughly 33 inches annually.
- What is the warmest month in Menasha?
- July is typically warmest, averaging about 71°F.
- What is the coldest month in Menasha?
- January is typically coldest, averaging about 18°F.
- When can I start a vegetable garden in Menasha?
- Cool-season crops (peas, lettuce) can be sown around the last spring frost (mid-May); warm-season crops (tomatoes, peppers) wait until 1–2 weeks after.
- How many rainy days does Menasha get?
- Menasha averages about 70 rainy days per year.
- What hardiness zone is Menasha?
- Menasha'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
Menasha, Wisconsin sits in a warm-summer humid continental climate zone. January means hover near 18°F while July averages 71°F — a 54°F seasonal swing.
Across the year, Menasha receives about 33 inches of precipitation spread over roughly 70 rainy days.
The rhythm of the year is set by latitude (44.2°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.