Imperial in Spring
In spring (March, April and May), Imperial sees average daytime highs around 89°F and overnight lows near 60°F, with 0.5 in of rain over about 2 wet days across the season. It is the 3rd-warmest season and the driest season of the year.
Over the season highs climb from about 78°F in early March to 99°F by late May. The sky is clear or mostly clear about 76% of the time across spring, and the air most often feels dry.
Spring is Imperial's 2nd-best season to visit on our travel score. For the whole year in context, see Imperial's year-round climate.
- Avg daytime high
- 89°F
- 3rd-warmest season
- Avg overnight low
- 60°F
- Rainfall
- 0.5 in
- 2 wet days
- Avg wind
- 6 mph
- Travel score
- 5.6
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Imperial in Spring
Over the season highs climb from about 78°F in early March to 99°F by late May.
A typical spring day in Imperial reaches about 89°F and drops to 60°F overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Imperial
Once humidity and wind are folded in, spring brings about 41 days that feel above 90°F and 0 that feel at or below 32°F.
The story in spring is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Imperial weather by month
How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 71° / 48° | 0.4 | 1.7 | 10.1 | 8.4 |
| Feb | 75° / 50° | 0.5 | 2 | 10.8 | 8.7 |
| Mar | 82° / 54° | 0.3 | 1.1 | 11.8 | 7.9 |
| Apr | 88° / 59° | 0.1 | 0.5 | 12.8 | 5.8 |
| May | 96° / 66° | 0.0 | 0.2 | 13.7 | 3.1 |
| Jun | 104° / 73° | 0.0 | 0 | 14.1 | 0.4 |
| Jul | 109° / 81° | 0.2 | 1.5 | 13.9 | 0.0 |
| Aug | 108° / 82° | 0.3 | 2.5 | 13.2 | 0.0 |
| Sep | 102° / 75° | 0.4 | 1.4 | 12.2 | 0.8 |
| Oct | 91° / 64° | 0.2 | 0.7 | 11.2 | 4.8 |
| Nov | 79° / 53° | 0.2 | 0.6 | 10.3 | 8.6 |
| Dec | 70° / 47° | 0.4 | 1.5 | 9.9 | 8.2 |
Cloud cover in Spring
The sky is clear or mostly clear about 76% of the time across spring.
Chance of precipitation in Spring
Imperial gets around 0.5 in of rain over 2 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 6 mph across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 12 min in early March to 14 hours by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 7.3 kWh/m².
Is spring a good time to visit Imperial?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Imperial for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Imperial in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Imperial sees daytime highs around 89°F and nights near 60°F. Pack light clothes and sun protection.
UV index in Imperial in Spring
Clear-sky midday UV across spring averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Imperial peaks around June 21 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 5 | 5 | 8 | 8 | 11 | 10 | 10 | 8 | 6 | 4 | 3 |
| Level | Moderate | Moderate | Moderate | Very high | Very high | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 5 | Moderate |
| Mar | 5 | Moderate |
| Apr | 8 | Very high |
| May | 8 | Very high |
| Jun | 11 | Extreme |
| Jul | 10 | Extreme |
| Aug | 10 | Extreme |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Where is Imperial?
Imperial sits at 32.8°N, 115.6°W, -59 ft above sea level, in United States. The nearest listed city is El Centro, 3.7 mi away.
Topography around Imperial
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Imperial.
Within 2 miles, the terrain around Imperial has only modest variations in elevation — a maximum elevation change of 33 ft around an average of -62 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 315 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,545 ft.
The land around Imperial is covered by cropland (47%), bare terrain (27%) and artificial surfaces (22%) within 2 miles, cropland (69%) and bare terrain (21%) within 10 miles, and bare terrain (61%) 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 Imperial (32.8475°, -115.5694°, elevation -59 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.