Values are based on the 1991-2020 normals. Climate of the Northeast U.S. NOAA Technical Report NOAA National Centers for Environmental Information (NCEI). State government websites often end in .gov or .mil. Hawaii County is represented by the weather station in Hilo, Maui County by Kahului, Honolulu County by Honolulu, and Kauai County by Lihue. The Applied Climate Information System (ACIS) is a joint project of the Regional Climate Centers, the National Centers for Environmental Information (NCEI) and the National Weather Service. A multi-agency partnership that coordinates drought monitoring, forecasting, planning, and information at national, state, and local scales. Combined with warm temperatures, this creates favorable conditions for cyanobacteria blooms. Most of the links are government websites and are listed respectively according to publishing agency. The transformations to these climatic data were done to provide users with an intuitive understanding of whether a given months total precipitation or average temperature were similar to or different than the corresponding historical average. Extreme weather events in Vermont can take the form of prolonged heavy snowstorms, flash floods, river floods (following snowmelt and heavy rains), severe thunderstorms, droughts, tornadoes, and temperature extremes. In 1983, the US EPA Long-Term Monitoring Project was initiated within the National Acid Precipitation Assessment Program (NAPAP). Recording and transmission times may be more frequent during critical events. Tropical Storm Irenes flooding became the new flood of record for the southern portions of the state, while the 1927 flood remains the flood of record across the north. differences. The most intense period of drought occurred the week of September 29, 2020, where D2 affected 29.39% of Vermont land. Annual average precipitation has generally been above the long-term average since 1970 (Figure 4). Although data for Honolulu are available from 1890 onward, data for Lihue and Kahului are limited to 1905 forward and Hilo data are limited to 1949 forward, with certain transitory phases during station maintenance also missing data. R.S., D.R. Precipitation was below average from the Pacific Northwest to the northern Plains and in the . A standard deviation measures the amount of variability among the numbers in a data set, the typical distance of a data point from the mean of the data and is calculated against the NClimDiv data as: Source Agency: Monthly (within first week of each month). Kunkel, A.N. Snow will be moderate to locally heavy through the early morning hours, before tapering off this afternoon into evening. Privacy Vermont continues to be susceptible to both flooding and droughts occurring in the same year. Warning: Javascript must be enabled to use all the features on this page! Changes in Vermonts elevation, terrain, and its proximity to Lake Champlain and the Atlantic Ocean all contribute to variations in climate across the state. You can jump to a separate table for each region of the state: Southern, Central and Northern Vermont. Vermont may see an increase in summer seasonal climate refugees as the rise in temperatures nationwide draws visitors looking to escape extreme heat. Population numbers are calculated by grouping county-level populations The annual number of 2-inch extreme precipitation events has been above the long-term average over the past 26 years (19952020), with the highest number of events occurring during the periods of 1995 to 1999 and 2005 to 2009 (Figure 2e). Across the Champlain Valley and parts of northern Vermont, temperatures were below freezing for much of the storm. Vermont experienced its most intense drought since the start of the US Drought Monitor during the week of September 29, 2020, when severe drought conditions impacted a third of the state. Severe winter storms are common in Vermonts cold winter climate and may include snowstorms, blizzards, noreasters, and icing events. View the latest drought-related news, upcoming events, and recordings and summaries of past webinars. Policies and Notices, U.S. Department of the Interior | These averages are specific to each county and month. As climate change unfolds, it is important to understand the impacts globally and locally here in Vermont. The width averages 60.5 miles (97.4 km). Climate Resources: Climate Change. Warmer and more moist temperatures in Vermont are likely to create more habitat for disease-carrying ticks and mosquitoes. However, a large range of temperature increases is projected under both pathways, and under the lower pathway, a few projections are only slightly warmer than historical records (Figure 1). State government websites often end in .gov or .mil. The annual precipitation totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information. The Vermont Agency of Natural Page Contact Information: Vermont Water Data Maintainer Vermont Climate. Seasonal temperature and precipitation maps calculated using official NWS Cooperative Observer, CoCoRaHS and ASOS data. Easterling, K.E. National Oceanic and Atmospheric Administration Climate models predict tougher growing conditions due to greater variability in temperature and precipitation, including heavy precipitation and drought leading to crop damage and failure. This resulted in the Great Ice Storm of '98, during which heavy ice accumulation of 1 to 2 inches caused agricultural losses (dairy industry) and severe damage to trees (at varying elevations) and utility lines. There is also a count of the number of days with wet weather, when precipitation amounts to 0.01 inches (0.25 millimetres) or more. Current U.S. Drought Monitor Conditions for Vermont, people in Vermont are affected by drought, wettest January was in 2023, over the past 129 years, wettest year to date was in 2023, over the past 129 years, Link to the National Oceanic and Atmospheric Administration's homepage, Browse by Regional Drought Early Warning System (DEWS), Advancing Drought Early Warning through Interdisciplinary Research, National Coordinated Soil Moisture Monitoring Network, NIDIS Drought and Wildland Fire Nexus (NDAWN), National Weather Service Drought Information Statements, Quarterly Climate Impacts and Outlook for the Northeast Region - September 2022, Quarterly Climate Impacts and Outlook for the Northeast Region - June 2022, 2022-2026 Northeast Drought Early Warning System (DEWS) Strategic Action Plan, Get Alerts When Local Drought Conditions Change, Crop growth is stunted; planting is delayed, Fire danger is elevated; spring fire season starts early, Irrigation use increases; hay and grain yields are lower than normal, Specialty crops are impacted in both yield and fruit size, Producers begin feeding cattle; hay prices are high, Warnings are issued on outdoor burns; air quality is poor, Crop loss is widespread; Christmas tree farms are stressed; dairy farmers are struggling financially, Well drillers and bulk water haulers see increased business, Water recreation and hunting are modified; wildlife disease outbreak is observed. Temperatures in Vermont have risen about 3F since the beginning of the 20th century. 1998: Eastern U.S. average or Copyright 2023 Current Results Publishing Ltd. View Data : Daily Precipitation Reports By State State Menu Vermont Home State Coordinators Maps Vermont Reports Daily Precip Multi-Day Precip Hail Reports Significant Weather View All Reports Daily Precip Daily Comments Multi Day Precip Hail Reports Significant Weather Rainy Days Stations Main Menu Home About Us Join CoCoRaHS Contact Us Donate [CDATA[// >