Grand Forks in Spring
In spring (March, April and May), Grand Forks sees average daytime highs around 51°F and overnight lows near 31°F, with 6.3 in of precipitation over about 25 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs climb from about 26°F in early March to 71°F by late May. The sky is clear or mostly clear about 25% of the time across spring, and the air most often feels dry.
Spring is Grand Forks's 3rd-best season to visit on our travel score. For the whole year in context, see Grand Forks's year-round climate.
- Avg daytime high
- 51°F
- 3rd-warmest season
- Avg overnight low
- 31°F
- Precipitation
- 6.3 in
- 25 wet days
- Avg wind
- 9 mph
- Travel score
- 2.9
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Grand Forks in Spring
Over the season highs climb from about 26°F in early March to 71°F by late May.
A typical spring day in Grand Forks reaches about 51°F and drops to 31°F overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Grand Forks
Once humidity and wind are folded in, spring brings about 0 days that feel above 90°F and 61 that feel at or below 32°F.
The story in spring is cold — wind chill drags the overnight "feels like" below the raw low.
Grand Forks 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 | 16° / -1° | 0.7 | 5.1 | 5.3 | 8.6 | 0.0 |
| Feb | 21° / 3° | 0.6 | 3.9 | 4.2 | 9.9 | 0.0 |
| Mar | 35° / 17° | 1.2 | 6 | 4.2 | 11.6 | 0.1 |
| Apr | 52° / 32° | 1.7 | 7.4 | 2.1 | 13.4 | 2.9 |
| May | 66° / 45° | 3.4 | 11.2 | 0.2 | 14.9 | 5.7 |
| Jun | 75° / 56° | 4.1 | 12.2 | 0 | 15.7 | 6.5 |
| Jul | 79° / 59° | 3.5 | 10.1 | 0 | 15.4 | 6.8 |
| Aug | 78° / 56° | 3.1 | 9.2 | 0 | 14.1 | 7.1 |
| Sep | 68° / 47° | 2.7 | 8 | 0 | 12.4 | 6.6 |
| Oct | 53° / 35° | 2.3 | 7.9 | 1.3 | 10.6 | 3.1 |
| Nov | 35° / 20° | 1.1 | 5.4 | 4.1 | 9 | 0.0 |
| Dec | 21° / 6° | 1.0 | 5.9 | 6.4 | 8.3 | 0.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 25% of the time across spring.
Chance of precipitation in Spring
Grand Forks gets around 6.3 in of rain and snow over 25 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 9 mph across spring.
Sunrise & sunset in Spring
Daylight runs from about 10 h 42 min in early March to 15 h 30 min 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 4.9 kWh/m².
Hazard calendar for Grand Forks
In spring, Grand Forks overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Grand Forks's rainy season runs May–October, when most of the year's rain falls.
Is spring a good time to visit Grand Forks?
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 weaker month for outdoor sightseeing in Grand Forks.
What to pack for Grand Forks in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Grand Forks sees daytime highs around 51°F and nights near 31°F. Pack a warm layer and a heavy coat. Worth having: rain gear and sun protection. About 25 days see rain.
UV index in Grand Forks in Spring
Clear-sky midday UV across spring averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Grand Forks peaks around June 19 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 1 | 3 | 4 | 5 | 8 | 7 | 7 | 5 | 3 | 1 | 1 |
| Level | Low | Low | Moderate | Moderate | High | Very high | High | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 1 | Low |
| Mar | 3 | Moderate |
| Apr | 4 | Moderate |
| May | 5 | High |
| Jun | 8 | Very high |
| Jul | 7 | High |
| Aug | 7 | High |
| Sep | 5 | Moderate |
| Oct | 3 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Air quality in Grand Forks in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Grand Forks is worst in August — around 16 µg/m³ PM2.5 (moderate), about 2.8× 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 | 10 | 14 | 12 | 11 | 11 | 16 | 16 | 10 | 6 | 7 | 8 |
| Level | Good | Good | Moderate | Good | Good | Good | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 10 | Good |
| Mar | 14 | Moderate |
| Apr | 12 | Good |
| May | 11 | Good |
| Jun | 11 | Good |
| Jul | 16 | Moderate |
| Aug | 16 | Moderate |
| Sep | 10 | Good |
| Oct | 6 | Good |
| Nov | 7 | Good |
| Dec | 8 | Good |
Where is Grand Forks?
Grand Forks sits at 47.9°N, 97.0°W, 830 ft above sea level, in United States. The nearest listed city is West Fargo, 73 mi away.
Topography around Grand Forks
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Grand Forks.
Within 2 miles, the terrain around Grand Forks has only modest variations in elevation — a maximum elevation change of 98 ft around an average of 833 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 141 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 807 ft.
The land around Grand Forks is covered by artificial surfaces (35%), trees (26%) and grassland (25%) within 2 miles, cropland (74%) within 10 miles, and cropland (81%) 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 Grand Forks (47.9253°, -97.0328°, elevation 830 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.