Oroville in Spring

In spring (March, April and May), Oroville sees average daytime highs around 71°F and overnight lows near 49°F, with 11.6 in of precipitation over about 24 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.

Over the season highs climb from about 61°F in early March to 83°F by late May. The sky is clear or mostly clear about 43% of the time across spring, and the air most often feels dry.

Spring is Oroville's 2nd-best season to visit on our travel score. For the whole year in context, see Oroville's year-round climate.

Avg daytime high: 71°F; 3rd-warmest season
Avg overnight low: 49°F
Precipitation: 11.6 in; 24 wet days
Avg wind: 6 mph
Travel score: 6.8; 2nd-best season
Months: Mar · Apr · May

← Winter Oroville year-round climate Summer →

Spring Summer Fall Winter

Temperature in Oroville in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 61°F in early March to 83°F by late May.

A typical spring day in Oroville reaches about 71°F and drops to 49°F overnight. The warmest of the three months is May, the coolest March.

How spring really feels in Oroville

Once humidity and wind are folded in, spring brings about 0 days that feel above 90°F and 0 that feel at or below 32°F.

Days feeling ≥ 90°F

heat index over the day's high

Days feeling ≤ 32°F

wind chill below the day's low

spring sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Oroville 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	Snow days	Daylight (hours)	Travel score
Jan	56° / 40°	7.8	11.1	1.9	9.5	3.8
Feb	60° / 42°	7.4	10.5	2.7	10.4	4.6
Mar	64° / 44°	6.4	11.1	1.9	11.7	5.7
Apr	70° / 48°	3.2	7.7	0.6	13	7.0
May	79° / 55°	2.0	5.3	0	14.1	7.7
Jun	88° / 61°	0.5	1.9	0	14.7	5.6
Jul	94° / 65°	0.0	0	0	14.5	3.9
Aug	92° / 64°	0.1	0.3	0	13.6	4.4
Sep	87° / 59°	0.3	1.1	0	12.3	6.3
Oct	76° / 52°	2.2	3.6	0	10.9	8.3
Nov	63° / 44°	4.5	8.3	0.8	9.8	5.8
Dec	56° / 39°	8.5	11.8	1.8	9.3	3.6

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time across spring.

Chance of precipitation in Spring

Any precipitationSnow

Oroville gets around 11.6 in of rain and snow over 24 wet days across spring. The line is the day-by-day chance of measurable precipitation.

Humidity in Spring

DryComfortableHumidMuggyOppressiveMiserable

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

DaylightNight

Daylight runs from about 11 hours in early March to 14 h 36 min by late May. The lit band spans sunrise to sunset each day.

Solar energy in Spring

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across spring, about 5.9 kWh/m².

Planning a trip in spring

Hazard calendar for Oroville

In seasonPeak

In spring, Oroville overlaps its rainy season season. The full year is below, with each hazard's peak months called out.

Oroville's rainy season runs November–March, when most of the year's rain falls.

Rainy season

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is spring a good time to visit Oroville?

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.

6.8

Sightseeing

2nd-best month of the year

4.5

Beach & pool

3rd-best month of the year

spring is a reasonable time to visit Oroville for sightseeing.

What to pack for Oroville in Spring

From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In spring, Oroville sees daytime highs around 71°F and nights near 49°F. Pack sun protection. Worth having: light clothes, a warm layer and rain gear. About 24 days see rain.

sun protectionlight clothesa warm layerrain gear

UV index in Oroville in Spring

LowModerateHighVery highExtreme

Clear-sky midday UV across spring averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Oroville peaks around July 10 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	2	3	5	6	9	10	10	9	6	5	2	2
Level	Moderate	Moderate	Moderate	High	Very high	Very high	Very high	Very high	High	Moderate	Low	Low

	UV index (midday)	Level
Jan	2	Moderate
Feb	3	Moderate
Mar	5	Moderate
Apr	6	High
May	9	Very high
Jun	10	Very high
Jul	10	Very high
Aug	9	Very high
Sep	6	High
Oct	5	Moderate
Nov	2	Low
Dec	2	Low

Air quality in Oroville in Spring

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.

Air quality in Oroville is worst in July — around 64 µg/m³ PM2.5 (unhealthy), about 8.2× the cleanest month (December, 8 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	13	13	10	10	64	59	63	17	37	8
Level	Good	Good	Moderate	Moderate	Good	Good	Unhealthy	Unhealthy	Unhealthy	Moderate	Poor	Good

	PM2.5 (µg/m³)	Level
Jan	9	Good
Feb	11	Good
Mar	13	Moderate
Apr	13	Moderate
May	10	Good
Jun	10	Good
Jul	64	Unhealthy
Aug	59	Unhealthy
Sep	63	Unhealthy
Oct	17	Moderate
Nov	37	Poor
Dec	8	Good

Location & terrain

Where is Oroville?

Oroville sits at 39.5°N, 121.6°W, 167 ft above sea level, in United States. The nearest listed city is Paradise, 17 mi away.

Topography around Oroville

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Oroville.

Within 2 miles, the terrain around Oroville has only modest variations in elevation — a maximum elevation change of 472 ft around an average of 256 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,290 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 8,333 ft.

The land around Oroville is covered by trees (36%), grassland (32%) and artificial surfaces (26%) within 2 miles, trees (39%) and grassland (38%) within 10 miles, and trees (56%) and grassland (23%) within 50 miles.

2 miles

472 ft

trees 36%

10 miles

2,290 ft

trees 39%

50 miles

8,333 ft

trees 56%

treesgrasslandcroplandartificial surfacesbare terrainwater

← Winter Oroville year-round climate Summer →

Spring weather nearby: Paradise 17 mi · Chico 21 mi · Yuba City 26 mi · Linda 27 mi · South Yuba City 28 mi · Lincoln 45 mi · Rocklin 53 mi · Roseville 55 mi

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 Oroville (39.5139°, -121.5578°, elevation 167 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.