Farmington in Spring

In spring (March, April and May), Farmington sees average daytime highs around 65°F and overnight lows near 47°F, with 13.9 in of precipitation over about 36 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.

Over the season highs climb from about 51°F in early March to 78°F by late May. The sky is clear or mostly clear about 29% of the time across spring, and the air most often feels dry.

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

Avg daytime high
65°F
3rd-warmest season
Avg overnight low
47°F
Precipitation
13.9 in
36 wet days
Avg wind
8 mph
Travel score
5.3
2nd-best season
Months
Mar · Apr · May

Temperature in Farmington in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 51°F in early March to 78°F by late May.

A typical spring day in Farmington reaches about 65°F and drops to 47°F overnight. The warmest of the three months is May, the coolest March.

20°40°60°80°MarAprMay

How spring really feels in Farmington

Once humidity and wind are folded in, spring brings about 0 days that feel above 90°F and 16 that feel at or below 32°F.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
16
wind chill below the day's low

The story in spring is cold — wind chill drags the overnight "feels like" below the raw low.

Farmington 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.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan41° / 26°2.88.22.69.70.1
Feb46° / 29°2.77.62.610.51.3
Mar56° / 37°4.011.21.411.73.7
Apr66° / 47°5.011.70.112.95.8
May74° / 57°4.913.20146.3
Jun83° / 66°3.711.6014.65.5
Jul87° / 69°3.511.3014.34.6
Aug86° / 67°3.09.8013.55.2
Sep79° / 59°3.28012.37.1
Oct67° / 48°3.48.40116.6
Nov55° / 37°3.68.70.6103.6
Dec44° / 29°2.88.11.99.40.9

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time across spring.

0%25%50%75%100%MarAprMay

Chance of precipitation in Spring

Any precipitationSnow

Farmington gets around 13.9 in of rain and snow over 36 wet days across spring. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%MarAprMay

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.

0%25%50%75%100%MarAprMay

Wind in Spring

Winds average 8 mph across spring.

051015MarAprMay

Sunrise & sunset in Spring

DaylightNight

Daylight runs from about 11 h 06 min in early March to 14 h 24 min by late May. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMMarAprMay

Solar energy in Spring

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across spring, about 5.1 kWh/m².

0246MarAprMay
Planning a trip in spring

Is spring a good time to visit Farmington?

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.

5.3
Sightseeing
2nd-best month of the year
2.5
Beach & pool
3rd-best month of the year

spring is a reasonable time to visit Farmington for sightseeing.

What to pack for Farmington in Spring

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

In spring, Farmington sees daytime highs around 65°F and nights near 47°F. Worth packing: light clothes, a warm layer, rain gear and sun protection. About 36 days see rain.

light clothesa warm layerrain gearsun protection

UV index in Farmington in Spring

LowModerateHighVery highExtreme

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 Farmington peaks around June 21 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 21UV 10Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar6High
Apr7Very high
May8Very high
Jun10Very high
Jul9Very high
Aug8Very high
Sep7High
Oct4Moderate
Nov4Moderate
Dec2Moderate

Air quality in Farmington 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 Farmington is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (November, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1316 µg/m³Nov 176 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb9Good
Mar11Good
Apr9Good
May12Good
Jun14Moderate
Jul16Moderate
Aug12Moderate
Sep10Good
Oct6Good
Nov6Good
Dec6Good
Location & terrain

Where is Farmington?

Farmington sits at 37.8°N, 90.4°W, 912 ft above sea level, in United States. The nearest listed city is Arnold, 45 mi away.

Topography around Farmington

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

Within 2 miles, the terrain around Farmington has only modest variations in elevation — a maximum elevation change of 361 ft around an average of 922 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,014 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,562 ft.

The land around Farmington is covered by grassland (42%) and trees (34%) within 2 miles, trees (63%) and grassland (31%) within 10 miles, and trees (73%) within 50 miles.

2 miles
361 ft
10 miles
1,014 ft
50 miles
1,562 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
Spring weather nearby: Arnold 45 mi · Oakville 48 mi · Mehlville 50 mi · Concord 52 mi · Lemay 53 mi · Affton 53 mi · Kirkwood 55 mi · Webster Groves 56 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
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

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 Farmington (37.7809°, -90.4218°, elevation 912 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.