Junction City in Summer
In summer (June, July and August), Junction City sees average daytime highs around 88°F and overnight lows near 68°F, with 12.0 in of rain over about 29 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Over the season highs climb from about 81°F in early June to 86°F by late August. The sky is clear or mostly clear about 47% of the time across summer, and the air most often feels muggy.
Summer is Junction City's 3rd-best season to visit on our travel score. For the whole year in context, see Junction City's year-round climate.
- Avg daytime high
- 88°F
- warmest season of the year
- Avg overnight low
- 68°F
- Rainfall
- 12.0 in
- 29 wet days
- Avg wind
- 8 mph
- Travel score
- 4.8
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Junction City in Summer
Over the season highs climb from about 81°F in early June to 86°F by late August.
A typical summer day in Junction City reaches about 88°F and drops to 68°F overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Junction City
Once humidity and wind are folded in, summer brings about 43 days that feel above 90°F and 0 that feel at or below 32°F.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Junction City weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 40° / 22° | 0.9 | 4.3 | 2.8 | 9.6 | 0.0 |
| Feb | 45° / 25° | 1.4 | 5.3 | 2.7 | 10.5 | 1.0 |
| Mar | 56° / 35° | 2.4 | 7.9 | 1.7 | 11.7 | 3.9 |
| Apr | 66° / 45° | 3.6 | 9.8 | 0.5 | 13 | 6.1 |
| May | 75° / 55° | 5.5 | 12.1 | 0 | 14.1 | 6.5 |
| Jun | 85° / 66° | 4.5 | 10.6 | 0 | 14.7 | 5.3 |
| Jul | 90° / 70° | 3.8 | 9.7 | 0 | 14.5 | 4.1 |
| Aug | 88° / 67° | 3.7 | 8.9 | 0 | 13.5 | 4.9 |
| Sep | 80° / 59° | 3.2 | 7 | 0 | 12.3 | 7.0 |
| Oct | 68° / 46° | 2.5 | 7.3 | 0.2 | 11 | 6.9 |
| Nov | 54° / 35° | 1.7 | 5.1 | 1 | 9.9 | 3.8 |
| Dec | 43° / 25° | 1.4 | 4.6 | 2.4 | 9.3 | 0.5 |
Cloud cover in Summer
The sky is clear or mostly clear about 47% of the time across summer.
Chance of precipitation in Summer
Junction City gets around 12.0 in of rain over 29 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 8 mph across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 30 min in early June to 12 h 54 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.5 kWh/m².
Hazard calendar for Junction City
In summer, Junction City overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Junction City's rainy season runs April–October, when most of the year's rain falls.
Is summer a good time to visit Junction City?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Junction City for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Junction City in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Junction City sees daytime highs around 88°F and nights near 68°F. Pack light clothes and sun protection. Worth having: rain gear. About 29 days see rain.
UV index in Junction City in Summer
Clear-sky midday UV across summer averages around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Junction City peaks around June 23 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 7 | 7 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |
| Level | Moderate | Moderate | Moderate | High | Very high | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 3 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 7 | Very high |
| Jun | 10 | Very high |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 7 | High |
| Oct | 5 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Junction City in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Junction City is worst in April — around 32 µg/m³ PM2.5 (moderate), about 5.1× the cleanest month (October, 6 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 11 | 16 | 32 | 11 | 11 | 14 | 13 | 11 | 6 | 7 | 8 |
| Level | Good | Good | Moderate | Moderate | Good | Good | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 11 | Good |
| Mar | 16 | Moderate |
| Apr | 32 | Moderate |
| May | 11 | Good |
| Jun | 11 | Good |
| Jul | 14 | Moderate |
| Aug | 13 | Moderate |
| Sep | 11 | Good |
| Oct | 6 | Good |
| Nov | 7 | Good |
| Dec | 8 | Good |
Where is Junction City?
Junction City sits at 39.0°N, 96.8°W, 1,106 ft above sea level, in United States. The nearest listed city is Manhattan, 17 mi away.
Topography around Junction City
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Junction City.
Within 2 miles, the terrain around Junction City has only modest variations in elevation — a maximum elevation change of 253 ft around an average of 1,129 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 384 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 810 ft.
The land around Junction City is covered by trees (36%) and artificial surfaces (23%) within 2 miles, grassland (49%), trees (22%) and cropland (20%) within 10 miles, and grassland (56%) and cropland (35%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Junction City (39.0286°, -96.8314°, elevation 1,106 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.