Grass Valley Climate Data
Climate data from 1951 onward show Grass Valley warming by 0.0°C overall. Post‑1980, the city has added roughly 0.0°C each decade.
Temperature Change
0.0°C
Since 1951
Precipitation Change
0.0mm
(0.0%)
Since 1951
Climate Stripes for Grass Valley
This heatmap shows seasonal temperature anomalies relative to the 20th-century average for each year from 1950 to 2024. Each row represents a season (Winter, Spring, Summer, Fall), and each column a year. Red shades indicate warmer-than-average seasons, while blue shades represent cooler-than-average ones. The shift from predominantly blue to red over time highlights the long-term warming trend across all seasons.
⬇️ DownloadGrass Valley Annual Mean Temperature Trends
Temperature data shows warming trends for Grass Valley based on NOAA NClimGrid climate data.
⬇️ DownloadGrass Valley Precipitation Trends
This chart shows seasonal precipitation trends for Grass Valley area, displaying how rainfall patterns have changed over time across different seasons.
⬇️ DownloadGrass Valley Hot and Cold Days
Few days below 32°F
Grass Valley Seasonal Temperature Trends
Winter
Spring
Summer
Fall
Frequently Asked Questions About Grass Valley's Climate
How much has Grass Valley warmed since 1951?
Grass Valley has warmed by 0.0°C on average since 1951. This warming trend is consistent with broader climate change patterns observed across the region.
What season has warmed the most in Grass Valley?
Winter has experienced the most warming with 0.0°C of temperature increase since 1951. This seasonal variation is typical of mid-latitude climate change patterns.
How have precipitation patterns changed in Grass Valley?
Precipitation patterns in Grass Valley have remained relatively stable since 1951, though year-to-year variability continues to be significant.
Is the warming in Grass Valley part of a larger trend?
Yes, the warming observed in Grass Valley is consistent with regional and global climate change trends. The temperature increases align with patterns seen across CA and the broader United States, reflecting the impacts of human-caused climate change.
What climate data sources are used for Grass Valley?
The climate data for Grass Valley comes from NOAA's NClimGrid dataset, which provides gridded climate information based on weather station observations. The data represents the 0.14km grid cell nearest to Grass Valley, located at coordinates 39.22°N, 121.06°W.
How reliable are the climate projections for Grass Valley?
The historical climate trends shown for Grass Valley are based on observed data from 1951 to present and are highly reliable. These trends provide insight into how the local climate has already changed and can inform expectations for continued warming, though specific future projections would require additional climate modeling.
About This Data
- Location: Grass Valley, CA
- Grid Coordinates: 39.22°N, 121.06°W
- Distance to grid center: 0.1 km
- Data source: NOAA NClimGrid climate data